Zhou Nutrition Serenoa Repens Extract, 500 mg supplement bottle
Zhou Nutrition

Serenoa Repens Extract, 500 mg

What We Researched
2 active ingredients analyzed · 2 inactive ingredients decoded · 2 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
59
Product Score Poor
71
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Saw Palmetto Berries (Powder) 450 mg **
Saw Palmetto Berries (Extract) (45% Fatty Acids) 50 mg **
Bioavailability Very Poor

Absorption Rating

  • Saw Palmetto Berries (Powder) Poor
  • Saw Palmetto Berries (Extract) (45% Fatty Acids) Poor
Other Ingredients Excellent

Fillers & Additives

  • Gelatin (Capsule)
  • Vegetable Magnesium Stearate
Efficacy Poor

Dosage Analysis

  • Saw Palmetto Berries (Powder) 450 mg High
  • Saw Palmetto Berries (Extract) (45% Fatty Acids) 50 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Saw Palmetto Berries (Powder) 450 mg **
Saw Palmetto Berries (Extract) (45% Fatty Acids) 50 mg **

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Gelatin (Capsule) Safe

It is used as a material for making capsules.

Vegetable Magnesium Stearate Safe

Prevents ingredients from sticking to equipment. Derived from vegetable sources.

Price Comparison

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

Brand Trust Report
Zhou Nutrition

Founded 2014 · Salt Lake City, UT, USA · 72 products · zhounutrition.com/

Certifications

2 certifications
Consumerlab Verified Source
Fda Gmp Inspections Verified Source

Transparency

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

Violation History

1 incident
Lawsuit Misleading marketing practices regarding product safety and ingredient transparency, particularly concerning tree nut allergens.Recent (specific year not cited in source)Source
Related Supplements
Frequently Asked Questions
Is Zhou Nutrition Serenoa Repens Extract, 500 mg a good supplement?

Zhou Nutrition Serenoa Repens Extract, 500 mg received a product quality score of 59/100 in GoodSupp's independent analysis, indicating several areas of concern that consumers should review. The product contains 2 active ingredients with 100 servings per container. All 2 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Zhou Nutrition, holds a brand trust score of 71/100 with 2 verified certifications including Consumerlab, Fda Gmp Inspections.

What are the ingredients in Zhou Nutrition Serenoa Repens Extract, 500 mg?

Zhou Nutrition Serenoa Repens Extract, 500 mg contains 2 active ingredients: Saw Palmetto Berries (Powder) (450 mg), Saw Palmetto Berries (Extract) (45% Fatty Acids) (50 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Zhou Nutrition Serenoa Repens Extract, 500 mg safe to take?

Zhou Nutrition Serenoa Repens Extract, 500 mg has been analyzed for ingredient safety across all its components. All 2 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 Zhou Nutrition a trustworthy supplement brand?

Zhou Nutrition receives a brand trust score of 71/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2014 and headquartered in Salt Lake City, UT, USA, the company offers 72 products in their lineup. They hold 2 verified certifications including Consumerlab, Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Zhou Nutrition has 1 historical regulatory incident on record, which are factored into the trust score.

Scan Any Supplement Instantly

Download GoodSupp to scan barcodes, check ingredient safety, and find the best supplements for your needs.

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.