25% off Immune Support Products Code: IMMUNE25
25% off Immune Support Products Code: IMMUNE25
25% off Immune Support Products Code: IMMUNE25
RCT = Randomized Controlled Trials State:
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All-Natural Antibiotic Alternative — Cold & Flu Support — 90 Vegetarian Capsules
Designed for rapid support at the first sign of seasonal challenges. Our research-aligned blend of 14 botanicals — Garlic (odorless), Red Clover, Turmeric/Curcumin, Echinacea, Burdock, Reishi, Olive Leaf, Astragalus, Barberry, Grapefruit Seed Oil, Neem Oil, Pau d’Arco, Goldenseal, and Caprylic Acid — supports immune defenses and a healthy inflammatory response for cold & flu season.* Produced in FDA-registered, GMP-certified facilities and third-party tested for identity, purity & potency.
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. In addition, we reference reviews from 39 leading health organizations and insights from 20 top global universities to ensure our guidance aligns with credible science.*
When you feel something coming on: Take 2 capsules in the morning with food and 2 in the afternoon with food for 3–4 days; then 1 capsule morning + 1 capsule afternoon until you feel better, plus 3 additional days.*
• Garlic (allicin) — fewer colds & sick days* — Double-blind RCT showed reduced incidence and duration of common colds vs placebo. (NIH/PubMed — Josling, 2001)
• Aged Garlic Extract — immune function & illness severity* — Randomized trial improved NK/γδ-T cell activity and reduced cold/flu severity. (NIH/PubMed — Nantz, 2012)
• Echinacea — cold risk/duration* — Systematic reviews and RCTs report mixed but overall supportive signals for reducing risk/duration when started early. Cochrane Library — 2014 ; NIH/PubMed — Barrett, 2010 ; NIH/PubMed — Goel, 2004
• Echinacea in children — fewer RTIs & less antibiotic use* — Blinded RCT reported reduced respiratory infections and antibiotic use. (NIH/PubMed — Ogal, 2021)
• Curcumin — inflammatory balance* — Meta-analyses across human RCTs show reductions in CRP/IL-6/TNF-α, supporting comfort during cold/flu. (NIH/PubMed — 2019)
• Astragalus — airway innate defenses* — Human airway epithelium research shows induction of LL-37 (cathelicidin) antimicrobial peptide. (NIH/PubMed — 2018)
• Olive Leaf — Antiviral activity with clinical signals in mucocutaneous infections; relevant context during viral seasons. (NIH/PubMed — 2022 RCT)
• Reishi (Ganoderma) — Immune-modulating polysaccharides summarized in a government-hosted academic monograph. (NCBI Bookshelf)
• Neem / Oral–nasopharyngeal hygiene — Broad antimicrobial potential across dentistry/skin reported in reviews; supports hygiene context during exposure. (NIH/PMC — 2022)
• NCCIH — Echinacea (science & safety). NCCIH
• NCCIH — Turmeric/Curcumin (evidence & cautions). NCCIH
• NIH ODS — Fact Sheet Library (find Garlic & Turmeric). ODS Index
• OSU Linus Pauling Institute — Garlic (Micronutrient Information Center). Oregon State LPI
• Cochrane Review — Echinacea for the common cold (mixed overall). Cochrane Library
• WHO Monographs on Selected Medicinal Plants (global pharmacopeial references). WHO IRIS
• Start at first sign — helps reduce cold severity & duration*
• Daily support during high-exposure periods*
• Immune defense plus healthy inflammatory balance*
• 3rd-party lab tested for purity & potency
Our 4 Original Sizes
Explore Our Effective All-Natural Antibiotic Alternative Line for Symptom Relief
• Serving Size — 2 Capsules
• Servings Per Container — 45
• Amount Per Serving — Garlic Extract (Odorless) 200 mg; Red Clover Blossom Powder 100 mg; Turmeric Extract 100 mg
• Proprietary Blend — 910 mg (Echinacea Extract; Burdock Root Powder; Reishi Mushroom Powder [Ganoderma mycelium]; Olive Leaf Extract; Astragalus Root; Barberry; Grapefruit Seed Oil Extract; Neem Oil; Pau D’Arco; Goldenseal Powder; Caprylic Acid)
• Other Ingredients — Vegetarian cellulose capsules; Vegetable magnesium stearate; Rice flour
• Form — Vegetarian capsules
• Free From — Non-GMO; gluten-free
• Quality — Third-party tested for identity, potency & purity
† Percent Daily Value not established.
3rd-Party Testing: Every batch is verified by independent labs for identity, potency, and purity. See our testing.
*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.
Cold & Flu Support — research-aligned botanicals for seasonal wellness; non-GMO, GMP-made, 3rd-party tested. Clinically Studied Ingredients — NIH/PubMed!*

*Disclaimer: 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. Individual results may vary. This information is not intended to replace your healthcare provider but to support and enhance that relationship. You are encouraged to do your own research and take an active role in your health decisions. If you are pregnant, nursing, taking medications, or have any medical conditions, consult your healthcare professional before using any supplements discussed on this site.