LifeSource Vitamins

Milk Thistle Extract - 300 mg - Silymarin 240 mg - 90 Capsules

Original Price: $26.99   Current Price: $26.99
  • Powers comprehensive liver health and protection*
  • Fuels blood sugar regulation and insulin sensitivity*
  • Ignites powerful antioxidant cellular defense*
  • Supports healthy lipid and cholesterol profiles*
  • Enhances natural liver regeneration processes*
  • Promotes anti-inflammatory wellness support*
  • Delivers NAFLD management benefits*
  • Provides cardiovascular risk factor support*
  • Supports metabolic wellness and balance*
  • Offers standardized, clinically-studied potency*
  • 3rd-party lab tested for purity & potency

    Read Below: Full Description, Clinical Studies & Research on Silymarin – Milk Thistle.

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    Product Details

    Milk Thistle β€” 90 Capsules β€” Supports Healthy Liver Enzymes, Antioxidant Defense & Metabolic Balance*


    LifeSource Vitamins Milk Thistle (Silymarin) provides a standardized extract from Silybum marianum to support healthy liver enzyme balance, cellular antioxidant defenses, and everyday wellness. Produced in FDA-registered, GMP-certified facilities and
    3rd-party tested for identity, potency & purity.*

    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.*
    Clinically Studied Benefits (with research)


    β€’ Liver enzymes in NAFLD β€” Silybin–phosphatidylcholine + vitamin E improved ALT and metabolic markers (Study group: adults with biopsy-proven NAFLD β€’ Loguercio β€’ 2012).
    (NIH/PubMed β€” 22343419)


    β€’ Insulin resistance & liver damage in NAFLD β€” Silybin–vitamin E–phospholipid complex showed improvements (Study group: adults with NAFLD β€’ Federico β€’ 2006).
    (PMC β€” 1856214)


    β€’ NASH (high-dose silymarin) β€” Safety confirmed; exploratory fibrosis signals; mixed primary endpoints (Study group: adults with NASH β€’ Navarro β€’ 2019).
    (NIH/PubMed β€” 31536511)


    β€’ NASH 48-week RCT β€” Primary NAS endpoint not met; well-tolerated; possible antifibrotic signal (Study group: adults with NASH β€’ Kheong β€’ 2017).
    (NIH/PubMed β€” 28419855)


    β€’ Type 2 Diabetes β€” 4-month RCT improved glycemic profile vs placebo (Study group: adults with T2D β€’ Huseini β€’ 2006).
    (NIH/PubMed β€” 17072885)


    β€’ T2D adjunct β€” Added to glibenclamide improved glycemic control in 120-day RCT (Study group: adults with T2D β€’ Hussain β€’ 2007).
    (NIH/PubMed β€” 17887949)


    β€’ Diabetic nephropathy β€” Reduced albuminuria vs placebo on RAS blockade (Study group: T2D with macroalbuminuria β€’ Fallahzadeh β€’ 2012).
    (NIH/PubMed β€” 22770926)


    β€’ Acute viral hepatitis β€” RCT assessed symptoms, labs, safety; generally well-tolerated (Study group: adults with acute hepatitis β€’ El-Kamary β€’ 2009).
    (PMC β€” 2733865)


    β€’ Chronic HCV (high-dose) β€” No ALT benefit vs placebo; high-dose safety characterized (Study group: adults with chronic HCV β€’ Fried β€’ 2012).
    (NIH/PubMed β€” 22797645)


    β€’ Alcohol-related cirrhosis (oxidative markers) β€” ↑GSH, ↓lipid peroxidation vs placebo at 6 months (Study group: adults with alcoholic cirrhosis β€’ Lucena β€’ 2002).
    (NIH/PubMed β€” 11841050)


    β€’ Cirrhosis (historic RCT, survival signal) β€” Early trial suggested survival signal; later evidence mixed (Study group: alcoholic cirrhosis β€’ Benda β€’ 1980).
    (NIH/PubMed β€” 7008367)

    Additional Studies Showing Promising Benefits*


    β€’ NAFLD meta-analysis β€” Pooled RCTs associate silymarin with ALT/AST reductions (Scope: adults with NAFLD β€’ Zhong β€’ 2017).
    (NIH/PubMed β€” 29245314)


    β€’ NAFLD systematic review (2024) β€” Signals for enzyme and histology improvements; calls for larger RCTs (Scope: NAFLD β€’ Li β€’ 2024).
    (NIH/PubMed β€” 38579127)


    β€’ Chronic liver disease RCT (2024) β€” Reduced ALT/AST vs standard care; stronger effects in metabolic liver disease (Scope: CLD adults β€’ Amjad β€’ 2024).
    (NIH/PubMed β€” 39850184)


    β€’ Diabetes & lipids review β€” Summarizes glycemic and lipid findings; safety profile (Scope: metabolic health β€’ Xiao β€’ 2020).
    (PMC β€” 7535778)


    β€’ HCV community study (follow-up) β€” Symptom/well-being improvement; mixed virologic/biochemical outcomes (Scope: chronic HCV cohort β€’ Strickland β€’ 2005).
    (NIH/PubMed β€” 15975544)


    β€’ Pharmacokinetics in HCV β€” Multiple-dose escalation characterized exposure at higher doses (Scope: chronic HCV β€’ Hawke β€’ 2010).
    (NIH/PubMed β€” 19841158)

    University Studies (Academic-Led Research)


    β€’ University of Naples (Italy) β€” NAFLD improvements with silybin–vitamin E–phospholipids (Adults with NAFLD β€’ Federico β€’ 2006).
    (PMC)


    β€’ NIH-funded U.S. centers β€” High-dose silymarin studies in NASH/HCV clarified safety & histology endpoints (Adults with NASH/HCV β€’ Navarro β€’ 2019; Fried β€’ 2012).
    (NIH/PubMed)(NIH/PubMed)


    β€’ University of Granada (Spain) β€” Antiperoxidative effects in alcoholic cirrhosis RCT (Adults with alcoholic cirrhosis β€’ Lucena β€’ 2002).
    (NIH/PubMed)


    β€’ University of Tehran & collaborators β€” T2D RCTs reporting glycemic benefits (Adults with T2D β€’ Huseini β€’ 2006; Hussain β€’ 2007).
    (NIH/PubMed)(NIH/PubMed)

    Global Evidence & Authoritative Reviews


    β€’ World Health Organization (WHO) β€” Monograph on Silybum marianum (quality, safety, usage context) (Monograph β€’ WHO).
    (WHO PDF)


    β€’ European Medicines Agency (EMA/HMPC) β€” Assessment report for milk thistle fruit preparations (Regulatory review β€’ 2018).
    (EMA PDF)


    β€’ NCCIH (NIH) β€” Milk thistle fact sheet (mixed evidence, safety notes, research gaps) (Fact sheet β€’ 2024 update).
    (NCCIH)


    β€’ NIH/NLM LiverTox β€” Safety profile summary (rare to no hepatotoxicity) (Reference β€’ 2020).
    (LiverTox)

    We monitor research from the world’s leading institutions β€” including Harvard, Johns Hopkins, Mayo Clinic, Cleveland Clinic, Cambridge University, Oxford, Stanford, Yale, MIT, the University of Florida, Oregon State University – Linus Pauling Institute, Tufts, Boston University, Cornell, Columbia, and Ohio State β€” to ensure our guidance remains aligned with the highest standards of credible science.*
    Brief Benefit Bullets

    β€’ Supports healthy liver enzyme balance (ALT/AST) in adults*

    β€’ Helps defend cells from oxidative stress*

    β€’ Supports metabolic balance and everyday wellness*

    β€’ Gentle, well-tolerated herbal support*

    β€’ 3rd-party lab tested for identity, potency & purity

    Suggested Use


    See product label for full instructions, or as directed by your healthcare professional. Do not exceed recommended dose. If pregnant, nursing, taking medications, or have a medical condition, consult your physician.*

    Product Specifications

    β€’ Form β€” Easy-to-swallow capsules

    β€’ Serving Size β€” See Supplement Facts label

    β€’ Servings Per Container β€” See Supplement Facts label

    β€’ Free From β€” Non-GMO, gluten-free; no artificial colors, preservatives or synthetic chemicals*

    β€’ Quality β€” Third-party tested for identity, potency & purity

    Key Ingredients

    Milk Thistle Extract β€” Concentrated flavonolignans that support antioxidant defenses and healthy liver enzyme balance.*

    3rd-Party Testing: Every batch is independently verified for identity, potency, and purity.
    Click here to see our 3rd-party testing.
    LifeSource Vitamins β€” Proudly American β€” 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.


    Silymarin (Milk Thistle) β€” supports healthy liver enzymes, antioxidant defense & metabolic balance. 3rd-party tested quality. Clinically Studied Ingredients β€” NIH/PubMed!*

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