Optimox Vitamin B2 B3 supplement bottle
Optimox

Vitamin B2 B3

What We Researched
2 active ingredients analyzed · 1 retailer compared · Last updated: Mar 2026
84
Product Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Riboflavin 100mg
Niacin 500mg
Bioavailability Excellent

Absorption Rating

  • Riboflavin Good
  • Niacin Good
Other Ingredients Fair

Fillers & Additives

No inactive ingredient data available.

Efficacy Very Good

Dosage Analysis

  • Riboflavin 100mg Effective
  • Niacin 500mg High

Supplement Facts

Ingredient Amount % Daily Value
Riboflavin 100mg
Niacin 500mg

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
Optimox

Founded 1978 · Salt Lake City, UT, USA · 7 products · allergyresearchgroup.com/optimox

Transparency

2 claims
Third Party Testing Claim — Claimed Source

Violation History

2 incidents
Prop 65 Lead2011-07-19Source
Lawsuit Failure to provide clear and reasonable warnings regarding exposure to lead in various supplement products.2011Source
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Frequently Asked Questions
Is Optimox Vitamin B2 B3 a good supplement?

Optimox Vitamin B2 B3 received a product quality score of 84/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 2 active ingredients with 90 servings per container.

What are the ingredients in Optimox Vitamin B2 B3?

Optimox Vitamin B2 B3 contains 2 active ingredients: Riboflavin (100mg), Niacin (500mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Optimox Vitamin B2 B3 safe to take?

Optimox Vitamin B2 B3 has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

How much vitamin d3 should i take daily?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

What does vitamin d do?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

How much vitamin d3 per day for a woman?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

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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.