Zhou Nutrition Evening Primrose, 90 Softgels supplement bottle
Zhou Nutrition

Evening Primrose, 90 Softgels

What We Researched
4 active ingredients analyzed · 2 inactive ingredients decoded · 2 brand certifications checked · 3 retailers compared · Last updated: Mar 2026
100
Product Score Excellent
71
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Evening Primrose Oil (supplying 10% (130 mg) gamma-linolenic acid) 1300 mg
Bioavailability Excellent

Absorption Rating

  • Evening Primrose Oil (supplying 10% (130 mg) gamma-linolenic acid) Good
Other Ingredients Excellent

Fillers & Additives

  • Gelatin
  • Glycerin and Purified Water
Efficacy Excellent

Dosage Analysis

  • Evening Primrose Oil (supplying 10% (130 mg) gamma-linolenic acid) 1300 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Calories 15
Calories from Fat 10
Total Fat 1.5 g 2%†
Evening Primrose Oil (supplying 10% (130 mg) gamma-linolenic acid) 1300 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Gelatin Safe

Forms the capsule shell that holds the supplement contents.

Glycerin and Purified Water Safe

It is used as a solvent or carrier for other ingredients.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$23$21$19$16$14 Mar 12 $21.39$16.00
iHerb
Vitacost

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
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Frequently Asked Questions
Is Zhou Nutrition Evening Primrose, 90 Softgels a good supplement?

Zhou Nutrition Evening Primrose, 90 Softgels received a product quality score of 100/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 4 active ingredients with 90 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 Evening Primrose, 90 Softgels?

Zhou Nutrition Evening Primrose, 90 Softgels contains 4 active ingredients: Calories (15), Calories from Fat (10), Total Fat (1.5 g), Evening Primrose Oil (supplying 10% (130 mg) gamma-linolenic acid) (1300 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Zhou Nutrition Evening Primrose, 90 Softgels safe to take?

Zhou Nutrition Evening Primrose, 90 Softgels 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.

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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.