Men’s Organic Once Daily Multi — Vegetarian Tablets — Supports Energy, Immunity, and Daily Vitality
LifeSource Vitamins Men’s Organic Once Daily Multi delivers a balanced, research-driven formula designed to support energy metabolism, improve immune function, and promote antioxidant defense. Each USDA Certified Organic vegetarian tablet combines vitamins and minerals from an Organic Whole Food Complex (sesbania, guava, amla, holy basil, lemon, moringa, annatto), produced in FDA-registered, GMP-certified facilities and supported by NIH-indexed human clinical studies. Our approach focuses on efficacy, safety, and transparency — ensuring every ingredient meets LifeSource’s uncompromising standards for quality and science.* Non-GMO, gluten-free, vegan.
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
✓ Daily multivitamin supports global cognition and memory — in older adults (3-year RCT, COSMOS).
NIH/PubMed — Baker, 2022
✓ B-vitamins support energy metabolism and reduce fatigue — in adults (meta-analysis of 12 RCTs).
NIH/PubMed — Kennedy, 2020
✓ Vitamin D reduces acute respiratory infection risk — in adults (meta-analysis of 25 RCTs).
NIH/PubMed — Martineau, 2019
✓ Vitamin C supports immune function and antioxidant status — in adults (meta-analysis of 29 RCTs).
NIH/PubMed — Carr, 2017
✓ Zinc supports immune cell function and inflammation balance — in adults (meta-analysis of 62 RCTs).
NIH/PubMed — Jafari, 2022
✓ Vitamin D supports bone mineralization and muscle strength — in adults (meta-analysis of 81 RCTs).
NIH/PubMed — Beaudart, 2017
✓ Selenium supports antioxidant enzyme activity — in adults (meta-analysis of 16 RCTs).
NIH/PubMed — Rayman, 2012
✓ Long-term multivitamin use supports overall wellness — in adult men (11-year RCT, Physicians’ Health Study II).
NIH/PubMed — Gaziano, 2012
✓ Holy basil supports stress adaptation and mood — in adults (8-week RCT).
NIH/PubMed — Cohen, 2015
✓ Plant polyphenols support vascular function — in adults (meta-analysis of 43 RCTs).
NIH/PubMed — Helm, 2023
✓ Chelated magnesium improves absorption and bioavailability — in adults (RCT).
NIH/PubMed — Blancquaert, 2019
Additional / Promising Evidence
✓ Multivitamin slows cognitive aging — in older adults (COSMOS meta-analysis).
NIH/PubMed — Vyas, 2024
✓ Chelated zinc improves absorption — in adults (RCT).
NIH/PubMed — Gandia, 2007
✓ Vitamin C supports exercise recovery — in adults (RCT).
NIH/PubMed — Carr, 2017
✓ Amla supports antioxidant status — in adults (RCT).
NIH/PubMed — Story, 2018
✓ Moringa supports metabolic health — in adults (RCT).
NIH/PubMed — Miczke, 2018
University-Led & Academic Studies
✓ Harvard T.H. Chan School of Public Health — COSMOS trial shows multivitamin slows cognitive aging.
NIH/Harvard — COSMOS
✓ Johns Hopkins Bloomberg School of Public Health — B-vitamins support energy metabolism in aging.
NIH/Johns Hopkins — Review
✓ University of Toronto — Vitamin D supports immune function via VDR expression.
NIH/U Toronto — Review
Global Evidence & Reviews
✓ Cochrane Review — Vitamin D reduces respiratory infection risk.
NIH/PubMed — Martineau, 2019
✓ NIH ODS — Multivitamin/Mineral Supplements Overview.
NIH/ODS — Fact Sheet
✓ EFSA — Scientific Opinions on Vitamins & Minerals.
EFSA — Opinions
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.*
Key Ingredients
- Bioactive B-vitamins
- Vitamin D3 (from Organic Algae)
- Vitamin C (from Organic Acerola)
- Zinc (chelated)
- Organic Whole Food Complex (sesbania, guava, amla, holy basil, lemon, moringa, annatto)
Brief Benefit Bullets
- Supports energy metabolism and daily vitality*
- Enhances immune function and antioxidant defense*
- Promotes bone, muscle, and cognitive health*
- USDA Certified Organic, non-GMO, vegan*
Suggested Use
See product label for directions, or use as directed by your healthcare professional. If pregnant, nursing, taking medications, or have a medical condition, consult your physician.*
Product Specifications
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Serving Size: 1 Vegetarian Tablet
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USDA Certified Organic; Non-GMO; Vegan
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Free From: Sugar, salt, dairy, yeast, wheat, gluten, eggs, peanuts, soy, fish, shellfish, sesame, preservatives, artificial colors/flavors
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Made in FDA-Registered, GMP-Certified U.S. Facility
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.
Men’s Organic Once Daily Multi Vegetarian Tablets — supports energy, immune function, antioxidant defense, and men’s wellness with clinically studied ingredients from NIH/PubMed!*
