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Protein zinc goes back farther than most realize. Early observations tied zinc deficiencies to stunted growth in people and animals. Nutrition science took off in the twentieth century, and someone finally figured out that essential trace elements like zinc shape life. Researchers started binding zinc to protein carriers—aiming for greater absorption and less stomach upset. By the 1970s, large-scale food and feed manufacturers began experimenting with chelated or protein-bound zinc to boost nutritional punch and counter mineral losses in industrial farming. It took years of steady trial, error, and peer-reviewed studies to sort out the chemical quirks. Today, protein-zinc products reflect a blend of old-school mineral science and current food safety standards.
Protein zinc usually means zinc chelated with amino acids or short peptides. The idea is to hitch zinc ions onto these protein fragments to help the body pull more of it from the digestive tract. The market features powders, granules, and sometimes tablets. Livestock feed producers, food fortifiers, and dietary supplement labs source this stuff by the ton. You might spot it listed as “zinc amino acid chelate,” “zinc protein complex,” or “zinc proteinate,” depending on who sells it. Different forms serve unique needs, from cattle rations to human multivitamins to specialty clinical nutrition mixes.
At the core, protein zinc looks like a fine powder—chalky and pale, sometimes a shade between off-white and beige. These compounds do not always taste great, but the taste hardly matters in livestock use. Water solubility varies, but most chelated versions mix smoothly and resist clumping if stored dry. The key trait is chemical stability: protein-bound zinc molecules hold together better in the acid turbulence of the stomach, so less gets wasted. In terms of structure, each zinc atom bonds to one or more amino acid “arms.” Chelates often outlast plain mineral salts during storage, and they don’t react as wildly with other dietary minerals.
If you flip over a feed or supplement label, zinc content gets listed as elemental zinc, often by weight percent or milligrams per serving. Some brands show the specific amino acids used—glycine, methionine, or others. Industry specs demand strict quality controls: heavy metal screening, moisture limits, purity benchmarks, and microbial testing. Food safety agencies check that each batch meets declared levels and does not carry adulterants. Honest labeling includes origin of the protein source (soy, casein, rice, etc.), batch numbers, shelf-life, and recommended storage conditions. Accurate traceability supports product recalls and builds trust, especially when public health matters most.
Protein-zinc blends come to life through a few core steps. Makers start by partially hydrolyzing proteins—heating or enzymatically chopping larger chains into small peptides. This makes reactive sites for zinc ions to latch on. The zinc salt (often zinc sulfate or zinc acetate) gets mixed with the protein hydrolysate in controlled conditions—pH adjusted, temperature stable, oxygen managed. The reaction brews until enough free zinc binds with the amino acids. Finished material undergoes filtration, concentration if needed, and a drying phase—often spray-drying or freeze-drying. Powdered chelate then moves on to blending or direct packaging. Analytical labs step in here: chromatography, atomic absorption, and even mass spectrometry confirm structure, purity, and dosing.
In technical terms, zinc ions coordinate with nitrogen and oxygen atoms from amino acids. This isn’t a simple shake-and-mix; it relies on delicate molecular dance. Strong chelation shields zinc from unwanted reactions, especially with compounds like phytate in plants or calcium in dairy-heavy diets. Sometimes, makers tweak the protein hydrolysate to increase the chelation capacity—choosing shorter peptides or specialized amino acid sequences. Some products feature mixed chelates, blending two or more zinc sources for broader application. Newer tweaks target enhanced solubility, heat stability, or even taste masking for human supplements.
Depending on region or market, the same material goes by several names. “Zinc proteinate,” “zinc amino acid complex,” “chelated zinc,” and “zinc peptide complex” all refer to similar forms. Supplement bottles sometimes use “optimally bioavailable zinc,” pointing to the same molecular concept. Trademarked brands may blend proprietary peptide profiles or focus on specific food uses, like infant formula or performance animal rations. Industry registries and government nutrient databases each prefer their pet phrases, so reading between the lines becomes part of choosing the right product.
Strict manufacturing controls rule the day. Producers adhere to international standards—think GMP (Good Manufacturing Practice), ISO certifications, and specific FDA or EFSA food codes. Raw materials trace back to verified, contaminant-tested sources. Frequent audits and hazard analysis keep mycotoxins, heavy metals, and microbiological risks in check. Dust-handling controls, respiratory protection, and spill management in plants keep work crews safe. Storage spaces stay dry, and suppliers cycle inventory quickly to prevent clumping or spoilage. Anyone using or handling protein zinc gets safety sheets outlining hazards, exposure limits, and first-aid procedures—no guesswork allowed.
Protein-bound zinc runs the gamut, finding a place in fields such as industrial agriculture, food fortification, personal supplements, and animal husbandry. Pig and poultry industries prize it for steady growth rates and resilience. Dairy operations boost animal health and reduce hoof problems with it in regular rations. Human health markets latch onto it for multivitamin blends and food powders, aiming to address mild deficiencies common in elderly or special-needs populations. Some governments include protein zinc in fortified cereals or meal programs, especially in regions hit hardest by malnutrition. Clinical dietitians tap it for hospital feeding formulas when absorption obstacles arise. Even soil and foliar sprays for crops benefit from the protein link, giving plants trace minerals in demanding conditions.
The research journey has not slowed. Nutritionists continue teasing apart which peptide profiles or amino acid chelates most effectively boost bioavailability. Multiple labs run dose-uptake studies using radioisotopes, blood markers, and double-blind, placebo-controlled designs. Sustainable production looms large, with biotechnologists engineering yeast or bacteria to churn out custom peptides for next-generation chelation. Researchers look beyond simple mineral counts, hunting for molecular triggers that affect immunity, cognition, or chronic disease risk. Industry and academia co-fund trials, seeking the faintest edge in performance, consistency, and shelf life. Patents keep rolling in for tweaks on bitter masking, rapid mixing, and higher solubility.
Zinc toxicity rarely crops up in balanced formulas, but safety studies matter. At high doses, zinc competes with copper and iron in the body, so careful balance keeps trace elements in harmony. Chronic excess can weaken immune response or cause gastrointestinal distress—animal models and human trials both flag dose thresholds for trouble. Stringent standards help ensure toxic heavy metals don't sneak in during production, and reputable brands commission third-party batch testing. Case studies and long-term feeding trials shape public risk assessments, grounding policy in real-world outcomes. If side effects rise above background noise, manufacturers must pivot and tweak formulations.
Protein-zinc science holds room for more surprises. Population shifts, soil depletion, and changing food preferences bump up demand for stable, bioavailable trace nutrients. Bioprocessing advances open the door to tailor-made peptide chelates with cleaner profiles and less energy waste. Personalized medicine and precision agriculture stand to benefit when more is known about how people and plants absorb nutrients from these complexes. Efforts tied to cutting food waste, improving public health, and feeding expanding populations all shape the future of protein-bound zinc. Stronger partnerships among scientists, regulators, farmers, and industry leaders chart the course. Ongoing research keeps applications fresh and shows promise for tackling micronutrient gaps on a global scale.
Many people hear about protein and zinc as separate supplements or nutrients. Put them together, and you get something pretty special. Protein zinc, often sold as a chelated supplement or found in natural food sources, combines zinc with protein molecules, usually amino acids, to help the body recognize, absorb, and use zinc more efficiently.
I’ve seen firsthand how this matters for both athletes and older adults. It’s easy to fall into the trap of thinking zinc is only about immunity. That’s one important piece, but we also need to look at how it helps with wound healing, skin health, and energy levels. Athletes burn through a lot of nutrients, and those under high stress or recovering from injuries need more than your average multivitamin can give. That’s where protein zinc steps up.
Zinc on its own sometimes causes nausea or stomach discomfort. The body often struggles to absorb it, especially in tablet or poorly formulated pills. Protein chelation addresses both headaches in one go. The body naturally recognizes amino acids, so it pulls more zinc in through the same pathway it uses for food. That means better absorption and less waste. More zinc gets into the bloodstream, where it works on real problems.
The immune system especially relies on zinc to create and activate certain white blood cells. People who always feel run down or get sick a lot often show low zinc levels. Taking a more bioavailable form keeps those cells fueled without the upset stomach that can make someone quit a supplement altogether.
Teenagers face breakouts and adults watch their hair thin. Both often point to trouble with nutrients like zinc. Protein zinc supports skin renewal and helps hair repair itself after damage from stress, the sun, or harsh treatments. It supports the enzymes that build keratin and collagen, too.
Older folks have another challenge: muscle loss. It’s not just about lifting weights; it’s about maintaining the nutritional foundation muscles need to rebuild after exercise or illness. Protein zinc directly supplies the tools for muscle repair. It speeds up recovery from injuries, and it gives active people an edge in their workouts. This is something I’ve noticed within my own family—active older relatives have fewer aches when they pay attention to their mineral intake.
Vegetarians, vegans, and those with digestive issues often run short on zinc. Plant foods contain compounds like phytates that block absorption of regular zinc supplements. Protein zinc gets around this roadblock and helps bridge nutrient gaps. Anyone on a restrictive diet or with a history of gut health problems should pay close attention.
Doctors recommend checking with a healthcare provider before loading up on any supplement. Blood tests can show who needs more or less zinc. For most people, getting it from food like beef, beans, seeds, and lentils provides balance. Supplements work well for people who can’t get enough from meals or need an extra boost during illness or training. Protein-bound zinc offers a safer, more efficient path than plain zinc tablets.
Tuning in to the real benefits of protein zinc means looking at the bigger picture—better absorption, fewer side effects, improved skin, stronger muscles, and a stronger immune defense. It comes down to the quality of the nutrition you provide your body, not just the quantity.
Taking Protein Zinc is straightforward, but a few small tweaks help the body absorb more of what it needs. I’ve seen people take supplements without thinking twice about how their bodies process them. Downing a pill with a heavy meal isn’t the same as taking it at the perfect moment with the right foods. It’s worth paying attention since getting more zinc into the body can do a world of good — supporting the immune system, helping with healing, and even giving a steady boost to energy levels through better protein use.
It seems too simple, but popping Protein Zinc on an empty stomach makes a big difference. I learned the hard way that a full plate of breakfast gets in the way of zinc absorption. The body grabs zinc better if there’s less food competing to get digested. Taking Protein Zinc about an hour before eating or a couple of hours after a meal works best. The World Health Organization and nutritionists at Harvard back this up: less food in the gut, more zinc for the body.
Some foods cut down absorption. Grains, dairy, coffee, tea, and even some high-fiber foods can block zinc from doing its thing. Phytates found in whole grains and legumes bind zinc and make it hard to break free in the gut. If someone’s diet is heavy in these foods, that creates another hurdle. Pairing supplement intake with water — and waiting on that cup of coffee or bowl of oatmeal — means fewer obstacles for zinc along the way.
More isn’t always better. The National Institutes of Health recommends around 8–11 mg per day for adults. Some folks think doubling or tripling that amount will supercharge their results. I’ve met people who tried this only to end up feeling queasy or battling stomach pain. Too much zinc for too long can even weaken the immune system, hurt copper absorption, and cause other problems. Health professionals advise sticking to the label and not straying from the daily recommended limit without solid medical advice.
Many people assume supplements replace a balanced diet. That belief gets a lot of folks in trouble. Zinc is found naturally in meats, shellfish, beans, nuts, seeds, and dairy. Combining these foods with a moderate supplement gives better results than relying on any one source alone. Studies show zinc works together with protein intake for muscle recovery and energy. Think of supplements like a nudge in the right direction, not a silver bullet.
Vitamins and minerals all pull from the same pool of digestive energy. Somebody taking iron or calcium at the same time as zinc won’t get the best out of either. Spread supplements through the day to keep competition low. If other medications or supplements are part of the mix, talking to a doctor or pharmacist makes sense — especially for older folks or anyone managing multiple health conditions.
Keep a glass of water handy and set a daily reminder. Start slow, especially if new to supplements, and pay careful attention to how the gut reacts. Not everyone responds the same way. On an empty stomach, zinc sometimes brings a wave of nausea, especially in teens or those sensitive to minerals. Eating a small snack — nothing too fatty or starchy — can help. Trusting how the body feels goes a long way. If any strange symptoms crop up, it makes sense to pause and reach out to a healthcare provider.
Protein Zinc can absolutely support a healthy routine. Smart choices, good timing, and plenty of real food make all the difference.
Zinc plays a vital role in how the immune system works, helps wounds heal, and supports normal growth. When companies add protein to zinc, they want to make it easier for the body to absorb—a process called chelation. Busy lifestyles have turned many to supplements like protein zinc, claiming to fill the dietary gaps. But as with any supplement, questions follow: what happens beyond the benefits? Do downsides creep in?
No supplement walks into the body without leaving a trace. People may get excited about boosting zinc levels, but extra zinc can push the balance the wrong direction. Typical side effects come into play when users go overboard or take it long-term.
High zinc intake can upset the stomach. Symptoms like nausea, vomiting, cramping, or diarrhea sometimes show up, especially if pills land on an empty stomach. I once tried a high-dose zinc supplement during flu season. I remember feeling queasy for hours. This proved to me how easy it is to feel the effects, even with just a modest bump above my normal diet.
Consistent, heavy use of zinc has another risk—it messes with the body's ability to absorb copper. For those taking daily protein zinc without checking in with a healthcare professional, copper levels can sink. A shortage of copper weakens immunity, causes tingling, and lowers energy. Studies confirm that taking over 40 mg of zinc every day, long-term, bumps up this risk.
Strange metallic tastes, dry mouth, or headaches sometimes show up. Skin rashes have popped up in infrequent cases as well. Most people stop at the first sign of discomfort, but others keep pushing, thinking “more is better.” In reality, piling on more zinc can drag down HDL cholesterol—the “good” cholesterol. In one clinical trial, researchers linked extra zinc to lower HDL, a marker for higher risk for heart disease.
Anyone with kidney problems, pregnant people, and kids face greater risk from misjudging zinc dosage. For example, kidneys already under strain from other medication may not clear excess zinc very well. Pregnant people get enough zinc in prenatal vitamins, so topping up with extra zinc creates an overdose risk. For kids, their smaller bodies need far less, and too much can mess with their natural balance, setting off stomach distress or throwing off copper and iron absorption.
Reading the label may sound basic, but it matters. Healthcare professionals advise sticking close to the recommended dietary allowance—11 mg daily for adult men, 8 mg for women. If a protein zinc product delivers more than that in one swoop, that raises a flag.
Including food-based sources works better: meat, seeds, beans, nuts. If someone chooses a supplement, it helps to take it with meals and stay hydrated, which brings down the odds of stomach upset. Checking in with a doctor before starting a regimen avoids trouble down the line. Blood work helps monitor levels, especially if anyone already takes medications or other supplements.
Manufacturers like to market their products hard, but no tablet has a free pass. Natural doesn't mean risk-free, especially if the rest of the diet already holds enough zinc. Small steps—like listening to your body, eating well, and communicating with a healthcare provider—go further than blindly chasing a new trend.
Some supplements blend two ideas: the critical need for zinc and the popularity of protein among people who track their diets. Protein zinc probably claims to offer an easier way to reach daily values for both. Shoppers want to know — is this product friendly for plant-based eaters? Anyone scanning labels for vegetarian or vegan suitability can get lost in jargon. Marketers use buzzwords, and front labels rarely tell the whole story.
Looking closer, the source of protein matters. Many protein supplements start with whey, which comes from cow’s milk, or they use collagen, which is made from animal bones or skin. Neither passes the vegan test, and even many vegetarians skip animal-based proteins like these. If the protein content in protein zinc comes from whey or animal collagen, plant-based folks have to pass it up.
On the zinc side, some forms slip by without raising suspicion. Zinc gluconate or zinc citrate is usually vegan-friendly. Zinc picolinate, though, sometimes uses animal-based binding agents during production. It’s a detail most supplement companies skip, leaving vegans with only the allergy warning at the bottom and a lot of guessing. If a company refuses to list the full source or provides vague claims, that is usually a red flag.
People who eat only plants—myself included—can run low on zinc, especially if they skip beans, nuts, and seeds. Low zinc drags down the immune system, slows healing, and tanks energy levels. Many vegans I know search for solid sources, since plant-based zinc doesn’t absorb as well as zinc in meat. Sometimes, that makes a zinc and protein combo supplement seem like a tidy solution. But quality matters. If protein zinc uses casein, whey, or animal-derived binders, it won’t work for a vegan. If it skips allergens but still comes from cheese, even vegetarians with dairy allergies need to avoid it.
Product labels rarely tell the full truth in one scan. Even after years of vegan living, I double-check every line, and sometimes the only way to know is to contact the brand by email. If the company doesn’t proudly say “100% vegan” or “plant-based protein” on the package or website, skepticism is warranted. A vegan supplement will list protein sources like peas, rice, pumpkin, hemp, or chia. The zinc part should be specified as yeast-derived or synthetic, with no animal carriers in the mix.
Plant-based eaters can get both zinc and protein through food combinations: lentils, pumpkin seeds, quinoa, and fortified cereals can do the trick with some planning. For people who want the ease of a supplement, stick with companies that invest in certified vegan formulas. A supplement with a vegan logo cuts out the confusion and sidesteps animal byproducts and unnecessary fillers.
A healthy vegan diet always circles back to transparency—knowing the source of every ingredient. Supporting brands that disclose their methods and ingredients encourages more honest practices in the food industry, making choices simpler for the next shopper scanning the aisle for a trustworthy supplement.
Most folks shopping for vitamins have come across zinc on the label. This isn’t just a marketing gimmick; zinc plays jobs throughout the body, many of which help us fend off colds or viruses. Researchers point out that zinc supports the growth and function of immune cells, including T-cells and white blood cells. When zinc levels drop, these cells struggle to send signals and attack invaders.
In the scramble to avoid every sniffle in winter, people reach for supplements. Some brands introduce protein zinc—zinc molecules bound with amino acids from proteins. Supporters claim this helps the mineral absorb better. While researchers continue to debate just how big that difference is, they agree most diets in North America don’t come close to dangerous deficiency. Still, groups like vegetarians, pregnant women, and older adults can struggle to get enough, since their bodies don’t always pull zinc efficiently from plant foods.
Clinical trials show zinc supplementation shortens the length of the common cold when taken early. The Body’s defense system relies on zinc to activate more than 300 enzymes and build new cells after an infection. Lack of zinc, even for a week, interrupts this cycle, which I’ve seen firsthand during long nights managing a soup kitchen. Folks who couldn’t afford steady, nutritious meals seemed to pick up every bug that came through the door, often with a slow recovery. Bloodwork from the local public health clinic showed many dealt with mild forms of zinc deficiency.
Researchers at the NIH highlight zinc’s anti-inflammatory effects, which matter for anyone with ongoing conditions. Zinc blunts the overreaction to infection, which can otherwise lead to more tissue damage. Elderly populations with lower zinc status see more pneumonia and infections, and these complications often set them back for weeks. Adding enough zinc appears to help the immune system strike a better balance between aggression and control.
Some talk about how attaching zinc to proteins helps the body take it up. Both zinc gluconate and “protein chelated zinc” show promising absorption in lab settings. In daily life, much comes down to what people eat and their own digestion. Foods rich in plant fibers, like beans and whole grains, sometimes block zinc, so people who rely on these sources may find they benefit from forms that absorb more easily.
For those trying to shore up their defenses, small, steady changes often bring the best results. Eating meals rich in animal proteins—beef, shellfish, eggs—raises zinc intake, but those without access or with dietary restrictions can use supplements. Getting guidance from a healthcare provider matters, since too much zinc from pills can block out copper and lead to new problems. Multivitamin companies rarely stress checking total intake, but this matters.
In my experience, most people want a sure-fire way to avoid getting sick but overlook day-to-day basics: balanced meals, sleep, exercise. Zinc’s story reminds us that no pill makes up for chronic stress or skipping meals. But for those who crave extra assurance and struggle with nutrition, protein zinc can offer another tool. It isn’t a magic bullet, yet ensuring steady zinc intake—especially for high-risk groups—offers meaningful support to an immune system pushed to its limits.
| Names | |
| Preferred IUPAC name | zinc;(protein) |
| Other names |
Zinc Protein Protein-bound Zinc Protein Zinc Complex |
| Pronunciation | /ˈprəʊtiːn zɪŋk/ |
| Preferred IUPAC name | zinc(2+) coordination entity with protein |
| Other names |
Zinc Protein Zinc Proteinate Proteinated Zinc Zinc Amino Acid Chelate |
| Pronunciation | /prəˈtiːn zɪŋk/ |
| Identifiers | |
| CAS Number | 13189-98-5 |
| Beilstein Reference | 3530725 |
| ChEBI | CHEBI:35122 |
| ChEMBL | CHEMBL4298201 |
| ChemSpider | 22430810 |
| DrugBank | DB14527 |
| ECHA InfoCard | 03-211-997-429-35-0137 |
| EC Number | 2.7.11.1 |
| Gmelin Reference | 106243 |
| KEGG | C01063 |
| MeSH | D011506 |
| PubChem CID | 5281676 |
| RTECS number | ZZA5890000 |
| UNII | 39J1I3717Z |
| UN number | UN3077 |
| CompTox Dashboard (EPA) | DTXSID7021527 |
| CAS Number | 13168-34-6 |
| Beilstein Reference | 2467747 |
| ChEBI | CHEBI:83312 |
| ChEMBL | CHEMBL2096682 |
| ChemSpider | 21558114 |
| DrugBank | DB09198 |
| ECHA InfoCard | 07a9e311-69ef-4bad-bf6e-84324fd47f7d |
| EC Number | 2.7.11.1 |
| Gmelin Reference | Gmelin Reference: 19321 |
| KEGG | C11359 |
| MeSH | D015399 |
| PubChem CID | 24850361 |
| RTECS number | ZGH174300 |
| UNII | 14VQ741G23 |
| UN number | UN3077 |
| CompTox Dashboard (EPA) | Protein Zinc: "DTXSID2051757 |
| Properties | |
| Chemical formula | C4H6N2O2Zn |
| Molar mass | 620.1 g/mol |
| Appearance | Brown tablets with a score line on one side |
| Odor | Odorless |
| Density | 0.63 g/mL |
| Solubility in water | Slightly soluble |
| log P | 2.2 |
| Vapor pressure | Negligible |
| Acidity (pKa) | 6.4 |
| Basicity (pKb) | 7.7 |
| Magnetic susceptibility (χ) | −17.0×10⁻⁶ cm³/mol |
| Refractive index (nD) | 1.531 |
| Viscosity | 1100-3000 cps |
| Dipole moment | 4.45 D |
| Chemical formula | C4H12N2O4Zn |
| Molar mass | Zn3(C5H10NO2)6 : 1077.3 g/mol |
| Appearance | White to off-white powder |
| Odor | Characteristic |
| Density | 0.67 g/mL |
| Solubility in water | Soluble in water |
| log P | 2.56 |
| Acidity (pKa) | 6.6 |
| Basicity (pKb) | 7.7 |
| Magnetic susceptibility (χ) | −8.2×10⁻⁶ cm³/mol |
| Refractive index (nD) | 1.536 |
| Viscosity | Medium Viscosity |
| Dipole moment | 0.00 D |
| Thermochemistry | |
| Std molar entropy (S⦵298) | 115.5 J·mol⁻¹·K⁻¹ |
| Std molar entropy (S⦵298) | 215.0 J·mol⁻¹·K⁻¹ |
| Std enthalpy of combustion (ΔcH⦵298) | 5722 kJ mol‑1 |
| Pharmacology | |
| ATC code | A11EA |
| ATC code | A16AX30 |
| Hazards | |
| Main hazards | Harmful if swallowed. Causes serious eye irritation. Causes skin irritation. May cause respiratory irritation. |
| GHS labelling | GHS labelling: Not classified as hazardous according to GHS (Globally Harmonized System) for Protein Zinc. |
| Pictograms | Muscle, Bone, Immune, No Sugar, Zinc, Protein |
| Signal word | Warning |
| Hazard statements | H302: Harmful if swallowed. H319: Causes serious eye irritation. H335: May cause respiratory irritation. |
| Precautionary statements | Keep out of reach of children. If swallowed, get medical help immediately. Store in a cool, dry place, away from direct sunlight. Use only as directed. Do not use if seal is broken. |
| NFPA 704 (fire diamond) | 2-1-0 |
| Flash point | > 220°C |
| LD50 (median dose) | LD50 (median dose): 2,000 mg/kg |
| NIOSH | Not included |
| PEL (Permissible) | PEL (Permissible) of product 'Protein Zinc' is 15 mg/m3 |
| REL (Recommended) | 12 mg/70 kg |
| Main hazards | Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. |
| GHS labelling | GHS07, GHS08 |
| Pictograms | High Protein, Gluten Free, Vegetarian, Zinc |
| Signal word | Warning |
| Hazard statements | H319: Causes serious eye irritation. |
| Precautionary statements | Keep out of reach of children. Store in a cool, dry place away from direct sunlight. Do not use if seal is broken or missing. Consult your physician before use if you are pregnant, nursing, or have a medical condition. |
| NFPA 704 (fire diamond) | Health: 1, Flammability: 0, Instability: 0, Special: - |
| Flash point | Above 100°C |
| LD50 (median dose) | > 2000 mg/kg |
| NIOSH | 214201741 |
| PEL (Permissible) | PEL (Permissible Exposure Limit) for Protein Zinc: 5 mg/m³ |
| REL (Recommended) | 12 mg/5 mg |
| IDLH (Immediate danger) | No IDLH established. |
| Related compounds | |
| Related compounds |
Zinc sulfate Zinc gluconate Zinc acetate |
| Related compounds |
Protein copper Protein magnesium Zinc gluconate Zinc sulfate |
