Mineral

Zinc (as Zinc Bisglycinate)

Also known as: Zinc glycinate, Chelated zinc, Zinc bisglycinate chelate

Evidence

Zinc is an essential mineral involved in immune function, protein synthesis, and wound healing. Bisglycinate chelation enhances bioavailability and reduces gastrointestinal irritation compared to zinc oxide or sulfate forms.

Last reviewed June 2026 · Evidence graded from peer-reviewed research, not editorial opinion. Educational only — not medical advice.

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Primary uses

Immune function
Wound healing
Protein synthesis
Testosterone support
Antioxidant defense

How it works

Component of 300+ enzymes
Cofactor for immune cell development and function
DNA synthesis and cell division
Antioxidant protection

Dosage

Typical range: 8-11 mg elemental zinc daily
Timing: Consistent daily dosing recommended
With food: Take with food to reduce nausea and enhance absorption
Duration: Ongoing supplementation for optimal immune and general health support
Special populations: RDA: 11 mg (adult males), 8 mg (adult females), 11-12 mg (pregnant/lactating), 2-11 mg (children). Upper limit: 40 mg/day to avoid copper antagonism.

Forms

Zinc bisglycinate (chelated form)· 70/100

Safety

Common side effects

Metallic taste
Nausea (reduced with chelated form and food)
Copper deficiency with excessive long-term use

Contraindications

Hemochromatosis (consult healthcare provider)

Products containing Zinc (as Zinc Bisglycinate)

Top-scoring supplements in our catalog that list Zinc (as Zinc Bisglycinate) on the label. Each product is graded on Formulate's ingredient-level rubric — dose accuracy, form, transparency, and third-party testing.

Thorne

Zinc Bisglycinate 30 mg

Thorne

Zinc Picolinate 30 mg

Thorne

Zinc Bisglycinate 15 mg

Nutricost

Calcium + Magnesium + Zinc Citrates with Vitamin D3 Powder

See all products →

Evidence notes

Extensive RCT evidence supports zinc's role in immune function, wound healing, and overall health. Bisglycinate chelation shows superior absorption and tolerability in clinical comparisons.

Grade A: Multiple well-designed human trials support the main claims.

Zinc (as Zinc Bisglycinate) compared head-to-head

Zinc Forms & Bioavailability
Zinc (as Zinc Bisglycinate) vs Zinc Picolinate

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Medical disclaimer. This page is educational and does not replace advice from a qualified healthcare provider. Individual needs and risks vary — consult a professional before starting, stopping, or combining supplements, especially if you are pregnant or nursing, taking medication, or managing a health condition.