Zinc-Rich Foods: Best Sources and How Much You Need

The richest zinc foods are oysters, beef, crab, fortified breakfast cereals, oats, pumpkin seeds, pork, cheese and lentils. Three ounces of cooked oysters can give more than twice your daily need, and a 28 g handful of roasted pumpkin seeds gives 2.2 mg. Adult men need about 11 mg a day and women 8 mg (US values), plant-based eaters may need more because phytates reduce absorption, and supplements should stay under the 40 mg daily upper limit.

This guide is for you if you want to know which zinc rich foods are worth putting on your plate, how much you really need, and how to get enough on a vegetarian or vegan diet. You will find tables with milligrams per serving, the foods high in zinc and magnesium together, what the cold research shows, the Ayurvedic view, a warm breakfast bowl and the safety points about copper and medication.

What does zinc do in your body?

Zinc is a small mineral with a long job list. The NIH Office of Dietary Supplements says it is needed for the activity of hundreds of enzymes and plays a part in immune function, protein and DNA synthesis, wound healing and cell signalling. Too little can also blunt your senses of taste and smell. An adult body holds only about 1.5 g (women) to 2.5 g (men), mostly in muscle and bone, so a steady supply from food matters.

How much zinc do you need per day?

The US Recommended Dietary Allowances are the most quoted numbers:

Age	Men (mg/day)	Women (mg/day)	Pregnancy (mg/day)	Breastfeeding (mg/day)
1 to 3 years	3	3	–	–
4 to 8 years	5	5	–	–
9 to 13 years	8	8	–	–
14 to 18 years	11	9	12	13
19 years and older	11	8	11	12

Source: NIH Office of Dietary Supplements, Zinc Fact Sheet for Health Professionals (Recommended Dietary Allowances).

In Europe the picture is more nuanced. The European Food Safety Authority (EFSA) did not set one number. Its 2014 population reference intakes range from 7.5 to 12.7 mg a day for women and 9.4 to 16.3 mg for men, depending on how much phytate your diet contains (EFSA modelled 300 to 1,200 mg of phytate a day). Add 1.6 mg in pregnancy and 2.9 mg while breastfeeding. The Nordic Nutrition Recommendations 2023, based on a phytate intake of 600 mg a day, settle on 10 mg for women and 13 mg for men.

The message is the same: the more whole grains and legumes you eat, the more zinc you need from them.

Which foods are highest in zinc?

Food	Serving	Zinc (mg)	% Daily Value
Oysters, Pacific, cooked	3 oz (85 g)	28.2	256%
Beef, bottom sirloin, roasted	3 oz (85 g)	3.8	35%
Blue crab, cooked	3 oz (85 g)	3.2	29%
Breakfast cereal, fortified with 25% DV	1 serving	2.8	25%
Oats, cooked with water	1 cup	2.3	21%
Pumpkin seeds, roasted	1 oz (28 g)	2.2	20%
Pork loin chop, broiled	3 oz (85 g)	1.9	17%
Cheddar cheese	1.5 oz (42 g)	1.5	14%
Lentils, boiled	½ cup	1.3	12%
Greek yogurt, plain	6 oz (170 g)	1.0	9%
Peanuts, dry roasted	1 oz (28 g)	0.8	7%
Egg	1 large	0.6	5%
Kidney beans, canned	½ cup	0.6	5%

Source: NIH Office of Dietary Supplements, Zinc Fact Sheet for Health Professionals, Table 2 (Daily Value = 11 mg).

Oysters are in a league of their own, but you do not need them. A day with oat porridge, a handful of seeds, a bowl of lentils and a little cheese or yogurt adds up quickly.

What are the best plant sources of zinc, and how do phytates affect them?

The best vegan sources of zinc are pumpkin seeds, oats, lentils, beans, peanuts, whole grains and fortified cereals. The catch is absorption. Phytates, the storage form of phosphorus in seeds, grains and legumes, bind zinc in the gut. The NIH notes that absorption from food ranges from 5% to more than 50%, and that vegetarians and vegans tend to have lower zinc status. Harvard’s Nutrition Source adds that zinc from animal foods is better absorbed than zinc from plants.

Kitchen habits help. The NIH suggests soaking beans, grains and seeds in water for several hours before cooking, and says fermented foods may improve absorption. The Nordic recommendations list soaking, fermenting and sprouting as ways to cut phytate. So soak your red kidney beans overnight, choose sourdough bread, and pick whole grain buckwheat or oats for breakfast. If you follow a vegan diet, zinc is one of the nutrients worth tracking for a week.

Which foods are high in zinc and magnesium?

Many people search for foods with zinc and magnesium together. Here are the NIH figures for both, for foods where the serving size matches in each table:

Food	Serving	Zinc (mg)	Magnesium (mg)
Pumpkin seeds, roasted	1 oz (28 g)	2.2	156
Milk	1 cup	1.0	27
Rice, brown, cooked	½ cup	0.7	42
Kidney beans, canned	½ cup	0.6	35
Bread, whole wheat	1 slice	0.6	23
Salmon, cooked	3 oz (85 g)	0.5	26
Broccoli, cooked	½ cup	0.4	12

Source: NIH Office of Dietary Supplements, Zinc and Magnesium Fact Sheets for Health Professionals (Table 2 in each).

Pumpkin seeds are the best food for zinc and magnesium in one spoon. See our pumpkin seeds guide for how many to eat a day, and our full list of magnesium-rich foods for the rest of the ranking.

What are the signs of zinc deficiency?

The Nordic Nutrition Recommendations call zinc deficiency rare in the Nordic and Baltic countries, but mild shortfalls happen. The NIH and Harvard list loss of appetite, a weaker sense of taste or smell, slow wound healing, frequent infections, hair loss and diarrhea. In children, delayed growth is a key sign. The groups at higher risk are:

• people with Crohn’s disease, ulcerative colitis or celiac disease, or after bariatric surgery
• vegetarians and vegans
• pregnant and breastfeeding women
• babies older than six months who are only breastfed
• people with alcohol use disorder

These symptoms have many causes, so see a doctor rather than self-diagnosing.

Does zinc help with a cold?

Possibly a little, if you already have one. A 2024 Cochrane review of 34 trials with 8,526 people, cited by the NIH, found zinc may shorten a cold by about 2 days but makes little or no difference to preventing one. The certainty of that evidence is low to very low.

What does Ayurveda say about zinc-rich foods?

Ayurveda has no word for zinc, but it has strong opinions on seeds, grains and legumes. In the traditional view, sesame and pumpkin seeds are warming and nourishing, good for Vata in small amounts. Mung beans are considered the easiest legume to digest, which is why they anchor kitchari, the classic rice and mung dish.

What stands out is the method. Ayurvedic kitchens soak dal before cooking, sprout mung beans and ferment batters for dosa and idli, all to make heavy foods kinder to your digestive fire (agni). Modern nutrition gives a second reason: soaking, sprouting and fermenting lower phytate. The tradition is not evidence in itself, but here old habit and current science point the same way.

How can you get more zinc? A warm oat and pumpkin seed bowl

Using the NIH figures, this bowl gives about 5.5 mg of zinc: roughly two thirds of a woman’s daily need and half of a man’s.

• ½ cup rolled oats (makes about 1 cup cooked)
• 1 cup water
• 1 oz (28 g) roasted pumpkin seeds
• 6 oz (170 g) plain Greek yogurt
• A pinch of cinnamon, a few berries or a grated apple

1. The night before, cover the oats with the water and leave them to soak.
2. In the morning, simmer the oats in the same water for 3 to 5 minutes, stirring.
3. Spoon into a bowl, top with yogurt, pumpkin seeds, cinnamon and fruit.

For more protein-rich ideas, see our high-protein vegetarian breakfasts. For dinner, lentil and bean dishes from our plant-based meals keep the zinc coming.

Who should be careful with zinc?

• Upper limit: 40 mg a day for adults from all sources, including supplements (34 mg for ages 14 to 18). Too much causes nausea, vomiting, loss of appetite, stomach upset, dizziness and headaches.
• Copper balance: taking 50 mg of zinc or more for weeks can block copper absorption, lower immune function and reduce HDL cholesterol. Food alone almost never gets you there.
• Denture creams: some contain zinc, and years of heavy overuse have caused copper deficiency and nerve problems. Use them as directed.
• Antibiotics (quinolones and tetracyclines): take the antibiotic at least 2 hours before or 4 to 6 hours after a zinc supplement.
• Penicillamine (for rheumatoid arthritis or Wilson’s disease): keep zinc at least 1 hour apart.
• Thiazide diuretics: they increase zinc loss in urine.

Related reading: our guide to foods high in potassium and magnesium.

FAQ

Are pumpkin seeds a good source of zinc?

Yes. A 28 g serving of roasted pumpkin seeds gives 2.2 mg, which is 20% of the Daily Value and counts as a high source. They also bring 156 mg of magnesium.

Do vegetarians need more zinc?

Often, yes. Phytates in grains and legumes reduce zinc absorption, which is why EFSA’s reference intakes rise with phytate intake. Soaking, sprouting and fermenting help, and so do dairy foods if you eat them.

Is zinc better absorbed from animal or plant foods?

From animal foods. Phytates come from plants, so the zinc in meat, seafood and dairy is easier to absorb. Plant zinc still counts, it simply takes a little more of it.

Can you get too much zinc from food?

It is very unlikely. Harvard notes that zinc toxicity comes almost entirely from supplements. Stay under 40 mg a day in total if you take one.

Sources

1. NIH Office of Dietary Supplements. Zinc: Fact Sheet for Health Professionals. National Institutes of Health. ods.od.nih.gov
2. NIH Office of Dietary Supplements. Magnesium: Fact Sheet for Health Professionals. National Institutes of Health. ods.od.nih.gov
3. EFSA Panel on Dietetic Products, Nutrition and Allergies. Scientific Opinion on Dietary Reference Values for zinc. EFSA Journal, 2014. efsa.europa.eu
4. Harvard T.H. Chan School of Public Health. Zinc. The Nutrition Source, 2025. nutritionsource.hsph.harvard.edu
5. Nordic Council of Ministers. Nordic Nutrition Recommendations 2023: Zinc. Nordic Council of Ministers, 2023. pub.norden.org

This article is for information only and is not medical advice. If you have a health condition, are pregnant or take medication, talk to your doctor or pharmacist before changing your diet or starting a supplement.