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Milk Thistle 30:1 Extract

Jarrow Formulas
4.6
★ ★ ★ ★ ★
(16985 ratings)
Milk Thistle 150 mg
Product Image
Score77
A concentrated, long-supply milk thistle capsule with strong practical value. Repeated label descriptors and missing silymarin standardization create uncertainty.
How scoring works
Quantity:200 Veggie Cap(s) • (200 servings)
Goals:
Detoxification

Score 77

A concentrated, long-supply milk thistle capsule with strong practical value. Repeated label descriptors and missing silymarin standardization create uncertainty.
How scoring works
$22.99($0.11 per serving)
iHerb
$ 29.36
Vitacost
$ 28.79
Daily Vita
$ 24.99
Pure Formulas
$ 22.99
Amazon
$ 22.99
Vitacost
$ 26.19
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Analysis

The product supplies 150 mg milk thistle extract and describes a concentrated 30:1 format. Seed and fruit references point to relevant plant material.

The supplied data repeats the same 150 mg amount under flavonoid, fruit, and seed descriptions without clarifying whether these are descriptors of one extract. No active silymarin yield or percentage is stated.

Two hundred servings and one capsule per dose are practical strengths. It is a good value-oriented option when exact standardized potency is not essential.

Who is it for
  • Adults seeking a low-cost concentrated extract
  • People who want many servings
  • Users who prefer one veggie capsule
Best for
  • Long-term serving value
  • Simple milk thistle use
  • One-capsule routines

Pros

  • 30:1 extract is identified
  • Relevant seed and fruit material is referenced
  • Two hundred servings
  • Low serving cost
  • One capsule per serving

Cons

  • No silymarin percentage
  • Repeated 150 mg entries are unclear
  • No absorption support
  • Active potency cannot be verified

Warnings

  • Milk thistle may trigger a reaction in people sensitive to ragweed-family plants.
  • Discontinue use if persistent digestive discomfort develops.

Nutrient quality

77 High impact

Concentrated milk thistle and relevant plant-part sourcing support a focused formula. Incomplete active-marker detail prevents a fully confident potency assessment.

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Ingredient transparency

71 High impact

The label identifies relevant plant parts and avoids a proprietary blend. Repeated entries, incomplete marker detail, missing directions, and absent excipients reduce clarity.

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Customer satisfaction

70 High impact

The aggregate satisfaction signal is favorable and has some support from the supplied volume. Specific experience details are absent, so complaint patterns and purpose fit cannot be confirmed.

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Value for money

90 Highest impact

Concentrated sourcing and very accessible serving value make the product competitive. Some label ambiguity remains, but it does not erase the strong cost advantage.

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Goals

Detoxification
Detoxification
Impact
High effect
A- Goal FitB Strength of SupportC- CoverageA Formula Quality
Milk Thistle · 150 mg

The concentrated milk thistle extract is well aligned with liver-cell protection and antioxidant support. Its focused design avoids unrelated actives.

The stated extract amount appears useful for a dedicated formula. Active flavonoid standardization is not fully clear, which limits dose certainty.

Study evidence
Milk Thistle Supportive 46 studies

Ingredients

IngredientAmount per serving
Milk Thistle Extract (Flavonoids, Milk Thistle Fruit Extract, Milk Thistle Seed Extract)
 150 mg
Gluten Free Adults 18–50 Vegan Vegetarian
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Milk Thistle (Flavonoids, Milk Thistle Fruit Extract, Milk Thistle Seed Extract) · 150 mg OverallScore32
D- Active Ingredient Quality & BioavailabilityF Dose, Safety & Label TransparencyB+ Value

The concentrated seed and fruit extract uses the preferred plant parts and comes at a low cost per serving. Its 30:1 ratio indicates concentration, but no silymarin percentage or distinct active amount is disclosed. A basic dry capsule also lacks technology intended to improve silymarin absorption.

View ingredientView products
Loading alternative details
84 Performance

Milk Thistle

Kroeger Herb Products Co.
<p>A separate silymarin amount from milk thistle seed makes potency unusually easy to assess. The clearer active profile or delivery form makes potency easier to judge than in the original, though any broader companion-ingredient role may be lost.</p>
82 Performance

Super Milk Thistle

Nature's Way
<p>Well-disclosed silymarin and silybin amounts form a strong milk thistle core, with artichoke adding relevant bile support. The clearer active profile or delivery form makes potency easier to judge than in the original, though any broader companion-ingredient role may be lost.</p>
86 Performance

Milk Thistle Extract 175 mg

Lake Avenue Nutrition
<p>A meaningful total silymarin amount from milk thistle seed makes potency straightforward to assess. The clearer active profile or delivery form makes potency easier to judge than in the original, though any broader companion-ingredient role may be lost.</p>
87 Budget

Milk Thistle Extract 175 mg

Lake Avenue Nutrition
<p>A meaningful total silymarin amount from milk thistle seed makes potency straightforward to assess. It costs less per serving than the original, while differences in extract amount, delivery format, or companion herbs should guide the final choice.</p>
80 Budget

Silymarin Complex

California Gold Nutrition
<p>Milk thistle anchors a coherent liver-support combination with dandelion, artichoke, turmeric, ginger, and black pepper. It costs less per serving than the original, while differences in extract amount, delivery format, or companion herbs should guide the final choice.</p>
78 Budget

Milk Thistle 30:1 Extract

Jarrow Formulas
<p>A concentrated single-ingredient extract provides focused liver-support value at a very accessible serving cost. It costs less per serving than the original, while differences in extract amount, delivery format, or companion herbs should guide the final choice.</p>
85 Value

Milk Thistle

Paradise
<p>A substantial stated silymarin amount provides focused milk thistle potency in a simple formula. The balance of disclosed milk-thistle quality and serving economy offers a favorable value trade-off, with formula breadth and delivery form remaining practical differences.</p>
84 Value

Milk Thistle

Nature's Answer
<p>A meaningful stated silymarin amount is paired with a small whole-herb component in a focused formula. The balance of disclosed milk-thistle quality and serving economy offers a favorable value trade-off, with formula breadth and delivery form remaining practical differences.</p>
79 Value

Milk Thistle

Solgar
<p>A standardized extract paired with whole milk thistle powder gives the formula a sensible, focused structure. The balance of disclosed milk-thistle quality and serving economy offers a favorable value trade-off, with formula breadth and delivery form remaining practical differences.</p>
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Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. The effect of silymarin on liver enzymes in patients taking isotretinoin: A randomized clinical trial.
    Mirnezami M; Jafarimanesh H; Rezagholizamenjany M; Alimoradian A; Ranjbaran M · Dermatologic therapy · 2021
    Randomized trial74 participantsDetoxification forMilk Thistle
  2. A randomized double-blind, placebo-controlled study of therapeutic effects of silymarin in β-thalassemia major patients receiving desferrioxamine.
    Moayedi B; Gharagozloo M; Esmaeil N; Maracy MR; Hoorfar H; Jalaeikar M · European journal of haematology · 2013
    Randomized trial97 participantsDetoxification forMilk Thistle
  3. Effect of aerobic training with silymarin consumption on glycemic indices and liver enzymes in men with type 2 diabetes.
    Ghalandari K; Shabani M; Khajehlandi A; Mohammadi A · Archives of physiology and biochemistry · 2023
    Randomized trial60 participantsDetoxification forMilk Thistle
  4. Impact of silymarin-supplemented cookies on liver enzyme and inflammatory markers in non-alcoholic fatty liver disease patients.
    Jaffar HM; Bader Ul Ain H; Tufail T; Hanif A; Malik T · Food science & nutrition · 2024
    Clinical trial64 participantsDetoxification forMilk Thistle
  5. Impact of Silymarin Supplements on Liver Enzyme Levels: A Systematic Review.
    Calderon Martinez E; Herrera D; Mogan S; Hameed Z; Jangda AA; Khan TJ; Mroke P; Sajid S; Shah YR; Baig I · Cureus · 2023
    Systematic review3,846 participants29 studies pooledDetoxification forMilk Thistle