How Long After Taking Zinc Can I Eat And Why?

logo by Editorial Staff | Updated on August 3rd, 2022

After 1 hour, the exact answer is:

Before using, we must ensure that we do not exceed the minimum dose of 40 mg. There are several more information concerning zinc that one should be aware of, such as its interval duration before or after meals.

Foods with Zinc mineral on a wooden table. Top view

What Exactly Is Zinc?

Zinc is a mineral that is necessary for your body to operate in the following ways:

  • It aids with immunological function.
  • It aids in wound healing.
  • It aids your metabolism.
  • It improves your senses of taste and smell.
  • It may help to lessen the duration of colds.

Health Advantages of Zinc

Zinc is required by your body to maintain your immune system and to assist normal growth and development.

Zinc is required for protein synthesis, cell division, wound healing, and hormone manufacturing. It is responsible for the chemical interactions of approximately 300 enzymes. Zinc also acts as a neurotransmitter, allowing your body’s cells to interact.

According to the National Institutes of Health, if you don’t have zinc, you’ll have difficulties smelling and tasting your food, and your eyes and skin’s health may suffer (NIH).

According to the NIH, zinc RDAs have been established by the Food and Nutrition Board. These amounts are assigned based on age and gender.

The following values represent the projected total needs for food, water, and supplements:

AgeMaleFemalePregnant WomenLactating Women
0 to 6 months2 mg2 mg
7 months to 3 years3 mg3 mg
4 to 8 years5 mg5 mg
9 to 13 years8 mg8 mg
14 to 18 years11 mg9 mg12 mg13 mg
19 years and up11 mg8 mg11 mg12 mg

How Long Can I Eat After Taking Zinc?

Supplement Before mealsBefore 2 hours
Supplement after mealsAfter 1 hour

Zinc works best when taken before 1 hour or after 2 hours of eating.

According to various studies, using zinc on an empty stomach may cause gastrointestinal difficulties and troubles, especially if we choose a lighter meal following the supplement. If stomach troubles are observed, zinc should be taken with a meal.

Zinc can have unfavorable interactions with the majority of common minerals, most notably calcium and iron. Doctors encourage zinc and calcium to fight for the same absorption region in the body, which results in a negative influence on each other when absorption is taken at irregular intervals or without following the prescription.

As a result, we should avoid taking additional zinc supplements before or after consuming dairy products.

The study also showed that iron interferes with zinc absorption in the body, but the effects of iron are less severe than those of calcium.

In large quantities, iron consumption has been found to have a detrimental influence on zinc absorption. However, this effect may be avoided by ingesting both minerals with a meal. To maximize the efficacy of both supplement pills, we should aim to limit our consumption of zinc and iron at the same time.

We should drink zinc with water or juice to maintain our stomach healthy. If zinc causes stomach trouble, you can take it with your meal. You must discontinue the use of zinc, as well as calcium and iron supplements, at that time.

Toxicity Causes

Zinc overdose can result from consuming too much zinc through the combination of diet and several other sources.

Zinc poisoning symptoms may be caused by excessive use of zinc supplements, multivitamins, and high therapeutic dosages of prescription medications.

Zinc can be found in over-the-counter drugs and homeopathic therapies. Zinc poisoning symptoms might also be caused by inadvertently ingesting zinc-containing household items.

The Linus Pauling Institute reports zinc poisoning caused by eating food or drinking liquids contaminated with zinc emitted by galvanized containers. Metal fume fever has been linked to inhaling zinc oxide fumes. Within eight hours of inhaling the fumes, symptoms such as weakness, intense sweat, and fast breathing may appear.

Symptoms and signs of zinc poisoning

Zinc poisoning can be acute, causing short-term adverse effects, or chronic, causing long-term problems.

Acute poisoning symptoms will develop shortly after ingesting a high amount of zinc and may include:

  • Nausea
  • Vomiting
  • Stomachache
  • Diarrhea
  • Headaches

If a person consumes excessive doses of zinc over an extended length of time, they may develop chronic zinc poisoning, which may result in the following:

Low levels of HDL, or “good” cholesterol, reduced immunological function.

a lack of copper

Metal fume fever is a disorder that can affect those who work in metallurgy, such as welders. This is a severe and short-lived disease caused by inhaling too much zinc through dust or fumes.

It normally only lasts 24–48 hours and can induce the following symptoms:

  • Chills
  • Perspiration
  • Weakness
  • Fever
  • muscular aches
  • discomfort in the chest
  • shortness of breath due to coughing

These symptoms manifest themselves within a few hours after acute exposure. Although this disease is typically curable, experts are unsure of the long-term repercussions of inhaling zinc dust or fumes.

High zinc intake has not been related to cancer, according to experts.

Long-term zinc poisoning, on the other hand, can inhibit the immune system, increasing the risk of developing health problems.


After extensive investigation, it has been shown that zinc supplements can help reduce the chance of falling sick with a cold.

One study showed that aged persons or adults with zinc levels within normal norms had a lower risk of pneumonia, new medicines are recommended, and antibiotics are used for fewer days.

According to lab research, further testing and reporting are required to provide successful findings for the specific zinc that will be good for the specific varieties of cold viruses. During those pauses, we should concentrate on our meals to get a balanced diet and absorb zinc.


Editorial Staff

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