Nature's Lab DIM 300 mg With BioPerine Black Pepper Extract supplement bottle
Nature's Lab

DIM 300 mg With BioPerine Black Pepper Extract

What We Researched
2 active ingredients analyzed · 4 inactive ingredients decoded · 1 brand certification checked · 2 retailers compared · Last updated: Mar 2026
87
Product Score Good
74
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Diindolylmethane 300 mg
Bioperine (as Black Pepper extract) 5 mg
Bioavailability Fair

Absorption Rating

  • Diindolylmethane Poor
  • Bioperine (as Black Pepper extract) Good
Other Ingredients Excellent

Fillers & Additives

  • Rice Flour
  • Hypromellose
  • Magnesium Stearate
  • Silica
Efficacy Excellent

Dosage Analysis

  • Diindolylmethane 300 mg Effective
  • Bioperine (as Black Pepper extract) 5 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Diindolylmethane 300 mg
Bioperine (as Black Pepper extract) 5 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Rice Flour Safe

Natural bulking agent to fill capsule space. Hypoallergenic.

Hypromellose Safe

Forms vegetarian capsule shells. Dissolves easily in the stomach.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$19$18$17$16$15 Mar 12 $16.99
GNC

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Nature's Lab

Founded 2011 · Las Vegas, Nevada, United States · 44 products · natureslab.com/

Certifications

1 certification
Fda Gmp Inspections Verified Source

Transparency

3 claims
Third Party Testing Claim — Verified Source
In House Testing — Verified Source

Violation History

2 incidents
Fda Warning Serious violations of FDA's regulations for Current Good Manufacturing Practice (CGMP) in Manufacturing, Packaging, Labeling, or Holding Operations for Dietary Supplements. Specifically, failure to establish required specifications for points, steps, or stages in the manufacturing process where control is necessary to ensure the quality of the dietary supplement.2022-07-12Source
Prop 65 Not specified in the notice summary2020-11-25Source
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Frequently Asked Questions
Is Nature's Lab DIM 300 mg With BioPerine Black Pepper Extract a good supplement?

Nature's Lab DIM 300 mg With BioPerine Black Pepper Extract received a product quality score of 87/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 2 active ingredients with 120 servings per container. All 4 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Nature's Lab, holds a brand trust score of 74/100 with 1 verified certifications including Fda Gmp Inspections.

What are the ingredients in Nature's Lab DIM 300 mg With BioPerine Black Pepper Extract?

Nature's Lab DIM 300 mg With BioPerine Black Pepper Extract contains 2 active ingredients: Diindolylmethane (300 mg), Bioperine (as Black Pepper extract) (5 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Nature's Lab DIM 300 mg With BioPerine Black Pepper Extract safe to take?

Nature's Lab DIM 300 mg With BioPerine Black Pepper Extract has been analyzed for ingredient safety across all its components. All 4 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Nature's Lab a trustworthy supplement brand?

Nature's Lab receives a brand trust score of 74/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2011 and headquartered in Las Vegas, Nevada, United States, the company offers 44 products in their lineup. They hold 1 verified certifications including Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Nature's Lab has 2 historical regulatory incidents on record, which are factored into the trust score.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.