Home/ Supplements/ Zinc/ L-OptiZinc 30 mg

L-OptiZinc 30 mg

product on market Capsule Vitacost Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Zinc is an essential mineral that supports immune function and cellular metabolism. There is strong clinical evidence supporting its role in maintaining a healthy immune response and wound healing. This formulation provides a concentrated dose of zinc to support these physiological processes.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for L-OptiZinc 30 mg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Capsule(s)
Serving Size
200
Servings
Mineral
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

30 mg (200% DV)
2.7× RDA — within safe limits 263 studies (A:6, B:134)

Other Ingredients

Gelatin Capsule Rice Flour Stearic Acid Magnesium Stearate
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

Vitacost L-OptiZinc(R) Directions As a dietary supplement, take 1 capsule daily with food or as directed by a physician.

Warnings & Precautions

Warnings Pregnant or lactating women, diabetics, hypoglycemics, and people with known medical conditions and/or taking drugs, should consult with a licensed physician and/or pharmacist prior to taking dietary supplements.

Keep out of reach of children.

Formulation Notes

Premium form of zinc.

Vitacost L-OptiZinc is a unique, patented form of zinc. It consists of the mineral zinc bound to the natural and more bioavailable "L" form of the amino acid methionine (L-methionine).

Additional Information

Store in a cool, dry place.

L-OptiZinc(R)

What is Vitacost L-OptiZinc?

Supports a healthy immune system. Also provides antioxidant protection.

Metadata

Product Details

UPC / SKU8 35003 00109 5
DSLD Entry Date2015-05-22
Product TypeMineral
FormCapsule
DSLD ID45627
Data Updated2026-04-11
Research

Research Evidence

397
Research Sources
55
Avg Quality
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
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
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
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
A Zinc supplements for preventing otitis media
Meta Analysis The Cochrane database of systematic reviews 2012 PubMed DOI
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
Meta Analysis The Cochrane database of systematic reviews 2012 PubMed DOI
A Zinc for the common cold
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.