What is Zinc?

Zinc is an essential trace mineral that is required in small amounts for the proper functioning of various biological processes in the human body. It is involved in a wide range of activities, including immune function, cellular metabolism, DNA synthesis, protein synthesis, and cell division. Zinc also plays a crucial role in maintaining optimal cognitive function, promoting a healthy immune system, and supporting growth and development.

Where does Zinc come from?

Zinc is found naturally in various foods, including meat, seafood, legumes, seeds, whole grains, and dairy products. Oysters are particularly rich in zinc, with other good sources including beef, crab, lobster, and dark meat poultry. Additionally, zinc can be found in fortified cereals and dietary supplements.

What are the effects of Zinc?


  • Supports memory function and learning
  • Promotes focus and attention
  • Contributes to mental clarity
  • Enhances mood and reduces the risk of depression


  • Boosts immune function
  • Supports growth and development
  • Promotes wound healing
  • Enhances reproductive health

How to use Zinc?

Zinc can be consumed through a well-balanced diet that includes a variety of foods rich in the mineral. In cases where dietary intake is insufficient or when additional supplementation is needed, zinc can be taken in the form of a supplement. Supplements are available in various forms, such as tablets, capsules, lozenges, and liquids.

How much Zinc to use?

When trying out new supplements it is wise to start with a lower dose and–depending on the experienced effects–increase or decrease the dosage accordingly

The recommended daily allowance (RDA) for zinc varies depending on age, sex, and life stage. For adult men, the RDA is 11 mg per day, while adult women require 8 mg per day. Pregnant and lactating women need higher amounts, with 11-12 mg per day recommended.

Mild Dosage: 5 mg Medium Dosage: 15 mg Strong Dosage: 30 mg

It's important to consult with a healthcare professional before beginning supplementation, especially in cases of pre-existing medical conditions or when taking other medications.

What are the side effects of Zinc?

When taken within the recommended dosage range, zinc is generally considered safe. However, excessive intake of zinc can cause side effects, including nausea, vomiting, diarrhea, abdominal pain, and headaches. Long-term excessive zinc intake can lead to copper deficiency, impaired immune function, and other adverse effects.

Interactions of Zinc

Most nootropics are relatively safe to use on their own. Combining them with other substances may cause them to suddenly become dangerous or life-threatening.

Zinc may interact with certain medications, including antibiotics, diuretics, and medications used to treat rheumatoid arthritis. It is essential to consult with a healthcare professional before starting zinc supplementation if you are taking any medications or have any pre-existing medical conditions.

Other namesZn
EffectsSleep, Focus, Memory