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California Gold Nutrition EuroHerbs™, Olive Leaf Extract 500 mg supplement bottle
California Gold Nutrition

EuroHerbs™, Olive Leaf Extract 500 mg Review

What We Researched
1 active ingredient analyzed · 5 inactive ingredients decoded · 1 brand certification checked · Page generated: Sep 2026
100
Product Score Excellent
79
Brand Score Fair

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Olive Extract (Olea europaea L.) (leaf) (Standardized to 18% Oleuropein) 500 mg †
Bioavailability Excellent

Absorption Rating

  • Olive Extract (Olea europaea L.) (leaf) (Standardized to 18% Oleuropein) Good
Other Ingredients Excellent

Fillers & Additives

  • Modified Cellulose (Hypromellose Veggie Capsule)
  • Maltodextrin (carrier for olive leaf extract)
  • Silicon Dioxide (Silica)
  • Stearic Acid
  • Microcrystalline Cellulose
Efficacy N/A

Dosage Analysis

Dosage data not available for assessment.

Supplement Facts

Ingredient Amount % Daily Value
Olive Extract (Olea europaea L.) (leaf) (Standardized to 18% Oleuropein) 500 mg †

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Modified Cellulose (Hypromellose Veggie Capsule) Safe

It is used as a vegetarian alternative to gelatin capsules.

Maltodextrin (carrier for olive leaf extract) Unknown
Silicon Dioxide (Silica) Generally_safe

It is used as a flow agent to prevent clumping and improve powder flow.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Brand Trust Report
California Gold Nutrition

Founded 2013 · Irvine, California, United States · 492 products · californiagoldnutrition.com/

Certifications

1 certification
USDA Organic Supporting evidence unavailable

Transparency

6 claims
Third Party Testing Claim — Verified Evidence available Evidence
Coa Availability — Verified Evidence available Evidence
Testing Lab Disclosure — Claimed Brand claim; evidence unavailable
In House Testing — Verified Evidence available Evidence
Contains Proprietary Blend — True Brand claim; evidence unavailable

Violation History

6 incidents
Recall California Gold Nutrition Daily Prenatal Multi, Ultamins Women's Multivitamin, and Ultamins Women's 50+ Multivitamin2025-06-26 Source available Primary source
Fda Warning Public health warning against the purchase and consumption of unregistered food supplement: CALIFORNIA GOLD NUTRITION Baby Liquid Vitamin D3.2025-01-10 Source available Primary source
Fda Warning Public health warning against the purchase and consumption of unregistered food product: CALIFORNIA GOLD NUTRITION Stabilized R-Lipolic Acid.2024-04-12 Source available Primary source
Fda Warning Public health warning against the purchase and consumption of unregistered food product: CALIFORNIA GOLD NUTRITION Silymarin Complex.2024-04-12 Source available Primary source
Fda Warning Public health warning against the purchase and consumption of unregistered food supplement: CALIFORNIA GOLD NUTRITION PQQ 20mg.2024-02-01 Source available Primary source
Fda Warning Public health warning against the purchase and consumption of unregistered food supplement: CALIFORNIA GOLD NUTRITION DAIRY ENZYMES.2019-09-26 Source available Primary source
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Frequently Asked Questions
Is California Gold Nutrition EuroHerbs™, Olive Leaf Extract 500 mg a good supplement?

California Gold Nutrition EuroHerbs™, Olive Leaf Extract 500 mg 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 1 active ingredients with 60 servings per container. Of the 5 inactive ingredients, 4 are rated safe and 0 ingredients are flagged for review. The manufacturer, California Gold Nutrition, holds a brand trust score of 79/100.

What are the ingredients in California Gold Nutrition EuroHerbs™, Olive Leaf Extract 500 mg?

California Gold Nutrition EuroHerbs™, Olive Leaf Extract 500 mg contains 1 active ingredients: Olive Extract (Olea europaea L.) (leaf) (Standardized to 18% Oleuropein) (500 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is California Gold Nutrition EuroHerbs™, Olive Leaf Extract 500 mg safe to take?

GoodSupp reviewed the inactive-ingredient data available for California Gold Nutrition EuroHerbs™, Olive Leaf Extract 500 mg. This label analysis cannot determine whether the product is safe for a particular person, and source labels may change. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is California Gold Nutrition a trustworthy supplement brand?

California Gold Nutrition receives a brand trust score of 79/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2013 and headquartered in Irvine, California, United States, the company offers 492 products in their lineup. Note: California Gold Nutrition has 6 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 — read our methodology. 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.