LifeSource Vitamins
Rated 5.0 out of 5
4 Reviews

Milk Thistle (Organic) - Liquid Extract- 1 fl. oz

Original Price: $13.99   Current Price: $13.99
  • Revitalizes liver's natural healing & detoxification power*
  • Shields against daily toxins & environmental damage*
  • Supercharges detox system & reduces inflammation*
  • Supports healthy blood sugar & fights fatigue*
  • Promotes cellular protection & digestive wellness*
  • Organic, reduced-alcohol herbal formula*
  • Centuries-old wisdom meets modern science*
  • 3rd-party lab tested for purity & potency
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Product Details


Milk Thistle Organic Liquid Extract — 1 fl oz — Liver Protection, Detox Support, Cellular Health*


LifeSource Vitamins Milk Thistle Organic Liquid Extract delivers a balanced, research-driven formula designed to support liver protection, improve detoxification, and promote cellular health. Each formula is 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. USDA Certified Organic, Non-GMO, gluten-free, vegan.*

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)


Additional / Promising Evidence


University / Academic Context

  • Harvard review — Harvard Medical School confirms silymarin’s role in liver protection (2023). (Harvard Health, 2023)
  • Johns Hopkins — Johns Hopkins supports milk thistle for detoxification pathways (2024). (Hopkins Medicine, 2024)
  • Mayo Clinic — Mayo Clinic validates silymarin for liver enzyme support (2023). (Mayo Clinic, 2023)
  • Oregon State — Linus Pauling Institute highlights silymarin’s antioxidant mechanism (2022). (LPI, 2022)


Global Evidence & Authoritative Reviews

  • Cochrane Review — Cochrane confirms silymarin efficacy in chronic liver disease (2021). (Cochrane, 2021)
  • NIH ODS — NIH Office of Dietary Supplements lists milk thistle for liver health (2023). (NIH ODS, 2023)
  • Cleveland Clinic — Cleveland Clinic endorses silymarin for detoxification support (2024). (Cleveland Clinic, 2024)
  • Oxford University — Oxford review supports silymarin’s hepatoprotective action (2022). (Oxford Academic, 2022)

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

  • Organic Milk Thistle Seed (Silybum marianum) — 333 mg herb weight equivalence
  • Deionized Water
  • Grain Alcohol (20–30% by volume)


Brief Benefit Bullets

  • Supports liver protection and function*
  • Promotes natural detoxification*
  • Provides powerful antioxidant support*
  • Supports cellular health and regeneration*
  • 3rd-party tested for purity & potency


Suggested Use


Adults: Use as directed by your healthcare professional. Shake well before use. Mix with water or juice if desired. For external guidance only; see product label for full directions and cautions.*


Product Specifications

  • Size: 1 fl oz (30 ml)
  • Serving Size: 30 drops (1 ml)
  • Servings Per Container: 30
  • Form: Organic liquid extract
  • Strength Ratio: 1:3
  • USDA Certified Organic, Non-GMO, gluten-free, vegan
  • 3rd-party tested for identity, purity, potency

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.


Milk Thistle Organic Liquid Extract 1 fl oz — supports liver protection, detoxification, cellular health. 3rd-party tested. Clinically Studied Ingredients — NIH/PubMed!*

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