Get the App
California Gold Nutrition NMN Powder supplement bottle
California Gold Nutrition

NMN Powder Review

What We Researched
1 active ingredient analyzed · 2 inactive ingredients decoded · 1 brand certification checked · Page generated: Sep 2026
93
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
ß-Nicotinamide Mononucleotide (NMN) 300 mg †
Bioavailability Excellent

Absorption Rating

  • ß-Nicotinamide Mononucleotide (NMN) Good
Other Ingredients Excellent

Fillers & Additives

  • Microcrystalline Cellulose
  • Silicon Dioxide (Silica)
Efficacy Very Good

Dosage Analysis

  • ß-Nicotinamide Mononucleotide (NMN) 300 mg High

Supplement Facts

Ingredient Amount % Daily Value
ß-Nicotinamide Mononucleotide (NMN) 300 mg †

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Microcrystalline Cellulose Safe

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

Silicon Dioxide (Silica) Generally_safe

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

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
Related Supplements
Tru Niagen Tru Niagen Pro 1000 mg
Tru Niagen Tru Niagen Pro 1000 mg
Product 100 Brand 100
Jamieson Extra Strength D3 2500 IU
Jamieson Extra Strength D3 2500 IU
Product 100 Brand 100
Gaia Herbs Hibiscus Flower Liquid Phyto-Caps
Gaia Herbs Hibiscus Flower Liquid Phyto-Caps
Product 100 Brand 100
California Gold Nutrition Ubiquinol + PQQ
California Gold Nutrition Ubiquinol + PQQ
Product 100 Brand 79
California Gold Nutrition Ergothioneine 5 mg
California Gold Nutrition Ergothioneine 5 mg
Product 100 Brand 79
California Gold Nutrition Rhodiola Extract 500 mg
California Gold Nutrition Rhodiola Extract 500 mg
Product 100 Brand 79
Frequently Asked Questions
Is California Gold Nutrition NMN Powder a good supplement?

California Gold Nutrition NMN Powder received a product quality score of 93/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 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, California Gold Nutrition, holds a brand trust score of 79/100.

What are the ingredients in California Gold Nutrition NMN Powder?

California Gold Nutrition NMN Powder contains 1 active ingredients: ß-Nicotinamide Mononucleotide (NMN) (300 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is California Gold Nutrition NMN Powder safe to take?

GoodSupp reviewed the inactive-ingredient data available for California Gold Nutrition NMN Powder. All 2 inactive ingredients — including capsule materials, fillers, and binders — are currently classified as safe in GoodSupp's ingredient reference data. 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.

Scan Any Supplement Instantly

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

Download on App Store Browse All Supplements
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.