Men’s Once Daily Multivitamin — Vegetarian Tablets — Supports Energy, Immunity, and Daily Vitality
LifeSource Vitamins Men’s Once Daily Multivitamin delivers a balanced, research-driven formula designed to support energy metabolism, improve immune function, and promote antioxidant defense. Each vegetarian tablet combines bioactive B-vitamins, chelated minerals, men’s botanicals, digestive enzymes, and probiotics, 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, vegetarian.
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)
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Daily multivitamin supports global cognition and memory in older adults (3-year RCT) (NIH/PubMed — Baker LD, 2022)
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B-vitamins support energy metabolism in adults (meta-analysis) (NIH/PubMed — Kennedy DO, 2016)
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Vitamin D reduces respiratory infection risk in adults (meta-analysis) (NIH/PubMed — Wang C, 2024)
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Zinc supports immune function and inflammation balance in adults (RCT) (NIH/PubMed — Jafari A, 2022)
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Vitamins C + E reduce oxidative stress in adults (RCT) (NIH/PubMed — Ryan M, 2010)
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Vitamin D supports bone and muscle function in adults (review) (NIH/PubMed — Beaudart C, 2017)
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B6 + B9 + B12 lower homocysteine in adults (meta-analysis) (NIH/PubMed — Kataria N, 2021)
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Chelated minerals improve absorption in adults (RCT) (NIH/PubMed — Schuchardt J, 2017)
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Plant polyphenols support vascular function in adults (RCT) (NIH/PubMed — Helm M, 2023)
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Digestive enzymes + probiotics support GI comfort in adults (RCT) (NIH/PubMed — Madempudi K, 2018)
Additional / Promising Evidence*
University / Academic Context
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Harvard T.H. Chan School of Public Health – COSMOS trial shows multivitamin slows cognitive aging
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Mayo Clinic – Recommends multivitamins for nutritional gaps in men
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Oregon State University Linus Pauling Institute – Validates chelated minerals for absorption
Global Evidence & Authoritative Reviews
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NIH ODS – Multivitamin/Mineral Supplements Overview (NIH ODS)
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NASEM – Dietary Reference Intakes (DRIs)
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EFSA – Scientific Opinions on Vitamins & Minerals
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
- Chelated Minerals (Zinc, Magnesium, etc.)
- Vitamin D3 (Cholecalciferol)
- Tomato Fruit (source of Lycopene)
- Saw Palmetto (Berry)
- Digestive Enzymes + Probiotics
Brief Benefit Bullets
- Supports energy metabolism and daily vitality
- Enhances immune function and antioxidant defense
- Promotes bone, muscle, and cognitive health
- Vegetarian, non-GMO, once-daily convenience
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
- Serving Size: 1 Vegetarian Tablet
- Free From: Wheat, gluten, milk, egg, fish, shellfish, tree nuts, sesame
- Made in FDA-Registered, GMP-Certified U.S. Facility
3rd Party Testing: Every LifeSource Vitamins product is tested by independent labs to verify identity, purity, potency, and label accuracy.
Click Here To View Our 3rd-Party Testing Process
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.
Men’s Once Daily Multivitamin Vegetarian Tablets — supports energy, immune function, antioxidant defense, and men’s wellness with clinically studied ingredients from NIH/PubMed!*
