Zinc A.G. by Metagenics — Ingredients, Evidence & Safety

Product Label

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Label Data

1 Tablet(s) Serving Size

180 Servings

Mineral Product Type

100% Evidence Coverage

Supplement Facts — Evidence Check

Zinc

20 mg (133% DV)

✅ 1.8× RDA — within safe limits 📚 258 studies (Tier A: 6, B: 134)

RDA 11mg This product: 20mg UL 40mg

Other Ingredients

Microcrystalline Cellulose Croscarmellose Sodium Stearic Acid Silica Magnesium Stearate

Label Claims — Verification

❓ Nutrient

❓ All Other

❓ Structure/Function

All Other (99% of products) Structure/Function (84% of products) Nutrient (48% of products)

Target Groups

Vegetarian Adult (18 - 50 Years) Gluten Free

Product Information

📋 Directions for Use

Directions: Take one tablet one to two times daily or as directed by your healthcare practitioner.

⚠️ Warnings & Precautions

Caution: Keep out of the reach of children.

Practitioner exclusive

🧪 Formulation Notes

Zinc A.G. features zinc as an amino acid chelate with arginine and glycine designed to be highly absorbable and well tolerated.

Zinc is especially important for immune health. In addition, Zinc is a component of numerous enzymes in the body related to energy metabolism, bone mineralization, and protein synthesis - and plays a role in male reproductive health.

This product is non-GMO, gluten-free, and vegetarian.

GI friendly, highly absorbable zinc

Additional Information

Storage: Keep tightly closed in a cool, dry place.

GF Certified Gluten-free

Product Details

DSLD Entry Date 2022-05-19

Product Type Mineral

Form Tablet or Pill

Brand Metagenics

DSLD ID 266534

Data Updated 2026-04-11

Research Evidence

397 Research Sources

55 Avg Quality Score

200 Meta Analysis

68 Rct

58 Systematic Review

53 Clinical Trial

9 Cochrane Review

2 Narrative Review

2 Regulatory Source

1 Observational

1 Other

1 Openfda Safety

A Zinc supplementation for improving pregnancy and infant outcome

Meta Analysis The Cochrane database of systematic reviews 2021

PubMed DOI Cochrane

A Zinc supplementation for preventing mortality, morbidity, and growth failure in children aged 6 months to 12 years

Narrative Review The Cochrane database of systematic reviews 2023

PubMed DOI Cochrane

A Oral zinc for treating diarrhoea in children

Meta Analysis The Cochrane database of systematic reviews 2016

PubMed DOI

A Zinc supplements for preventing otitis media

Meta Analysis The Cochrane database of systematic reviews 2014

PubMed DOI Cochrane

A Zinc for the prevention or treatment of acute viral respiratory tract infections in adults: a rapid systematic review and meta-analysis of randomised controlled trials

Meta Analysis BMJ open 2021

PubMed DOI

A Zinc supplements for preventing otitis media

Meta Analysis The Cochrane database of systematic reviews 2010

PubMed DOI Cochrane

A Zinc supplements for preventing otitis media

Meta Analysis The Cochrane database of systematic reviews 2012

PubMed DOI Cochrane

A Compression bandages or stockings versus no compression for treating venous leg ulcers

Meta Analysis The Cochrane database of systematic reviews 2021

PubMed DOI

A Zinc supplementation for mental and motor development in children