LifeSource Vitamins Zinc Picolinate — 50 mg, 60 Vegetarian Capsules — Well-Absorbed Immune & Cellular Support*
LifeSource Vitamins Zinc Picolinate is a research-driven formula designed for those seeking daily support for immune function, healthy tissue repair, and antioxidant defenses. Backed by NIH-indexed human clinical studies and produced in FDA-registered, GMP-certified facilities, this formula uses only clean, proven ingredients customers trust.*
Research-Driven & Verified Product.
Explore the clinical research, ingredient science, and global evidence supporting this product below.
Research Promise: At LifeSource Vitamins, our commitment is rooted in research and results. Every benefit below is supported by human clinical studies indexed in the National Institutes of Health (NIH) via PubMed, with full texts available in the National Library of Medicine (NLM) PubMed Central (PMC) when available. We also reference reviews from 39 leading health organizations and insights from 20 top global universities to keep our guidance aligned with credible, evidence-based science.* Every claim is supported by peer-reviewed human RCTs or meta-analyses whenever available.
Clinically Studied Benefits (Human Evidence)
✓ Common cold duration* — Starting zinc (often as lozenges) within 24 hours of symptoms may shorten cold duration by about 2 days in adults (meta-analyses of RCTs). NIH/PubMed — Nault, 2024; NIH/PMC — Hemilä, 2016
✓ Pediatric diarrhea duration/severity* — Zinc supplementation reduces duration and severity in children; included in WHO/UNICEF guidelines. NIH/PMC — Lazzerini, 2016
✓ Age-related macular degeneration progression* — Zinc (with antioxidants) in AREDS/AREDS2 regimens slowed progression to advanced AMD in large RCTs. NIH/PubMed — AREDS2, 2013; NIH/PubMed — AREDS Report 8, 2001
✓ Immune/inflammatory markers in older adults* — Zinc supplementation reduced infections and certain markers (e.g., CRP, IL-6) in trials with elderly participants. NIH/PubMed — Prasad, 2007
Additional Studies Showing Promising Benefits
✓ Acne (inflammatory lesions)* — Zinc may reduce inflammatory papules (meta-analysis); results mixed vs. antibiotics. NIH/PubMed — Yee, 2020
University / Academic Context
✓ Zinc picolinate absorption* — One small human RCT showed greater increases in hair, urine, and RBC zinc with picolinate vs. citrate/gluconate; broader reviews note modest differences among well-absorbed forms like glycinate/gluconate. NIH/PubMed — Barrie, 1987; NIH/PubMed — Devarshi, 2024
Global Evidence & Authoritative Reviews
✓ NIH Office of Dietary Supplements* — Zinc supports immune function; fact sheet covers forms, DRIs, and safety (upper limit 40 mg/day elemental for adults). NIH/ODS — Zinc
✓ WHO/UNICEF* — Zinc recommended in management of childhood diarrhea to reduce duration/severity. WHO — ELENA
✓ NCCIH* — Zinc lozenges may shorten common cold duration; intranasal zinc avoided due to smell loss risk. NCCIH — Zinc
We monitor research from leading institutions — Harvard, Johns Hopkins, Mayo Clinic, Cleveland Clinic, Cambridge, Oxford, Stanford, Yale, Tufts, University of Florida, Oregon State University – Linus Pauling Institute, Columbia, Cornell, Ohio State — to align with credible science.*
Brief Benefit Bullets
- Well-absorbed chelated zinc for immune support*
- Helps support healthy tissue repair & antioxidant defenses*
- May help shorten common cold duration when started early*
- Picolinate form showed absorption advantage in one RCT; other forms also effective*
Suggested Use
Take 1 capsule daily with food, or as directed by your healthcare professional. Do not exceed recommended dose. Consult physician if pregnant, nursing, taking medications, or have a medical condition.*
Product Specifications
60 Vegetarian Capsules | 50 mg Elemental Zinc (from Zinc Picolinate) | Vegetarian | Non-GMO, gluten-free, no artificial colors or preservatives*
LifeSource Vitamins — Proudly American — Since 1992
*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Always consult your physician before taking any supplements.
Zinc Picolinate 50 mg — 60 Vegetarian Capsules — supports immune function, tissue repair & antioxidant defenses. Clinically Studied Ingredients — NIH/PubMed!*
