Onnit Active B Complete supplement bottle
Onnit

Active B Complete Review

What We Researched
10 active ingredients analyzed · 4 inactive ingredients decoded · 6 brand certifications checked · Last updated: Aug 2026
91
Product Score Excellent
99
Brand Score Excellent

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
Vitamin B1 (as Thiamine Hydrochloride) 1.5 mg 100%
Vitamin B2 (as Riboflavin-5-Phosphate Sodium) 1.7 mg 100%
Niacin (as Inositol Hexanicotinate) 20 mg 100%
Vitamin B6 (as Pyridoxal 5-Phosphate) 2 mg 100%
Vitamin B12 (as Methylcobalamin) 6 mcg 100%
Folic Acid (as 5-MTHF) 400 mcg 100%
Biotin (as D-Biotin) 300 mcg 100%
Vitamin B5 (as D-Calcium Pantothenate) 10 mg 100%
Vitamin B1 (as Benfotiamine) 150 mg
Inositol (as Inositol Hexanicotinate) 8 mg
Bioavailability Very Good

Absorption Rating

  • Vitamin B1 (as Thiamine Hydrochloride) Fair
  • Vitamin B2 (as Riboflavin-5-Phosphate Sodium) Good
  • Niacin (as Inositol Hexanicotinate) Poor
  • Vitamin B6 (as Pyridoxal 5-Phosphate) Fair
  • Vitamin B12 (as Methylcobalamin) Good
  • Folic Acid (as 5-MTHF) Fair
  • Biotin (as D-Biotin) Good
  • Vitamin B5 (as D-Calcium Pantothenate) Good
  • Vitamin B1 (as Benfotiamine) Good
  • Inositol (as Inositol Hexanicotinate) Good
Other Ingredients Excellent

Fillers & Additives

  • Microcrystalline Cellulose
  • Vegetarian Capsule
  • Nu-Mag
  • Silica
Efficacy Excellent

Dosage Analysis

  • Vitamin B1 (as Thiamine Hydrochloride) 1.5 mg Effective
  • Vitamin B2 (as Riboflavin-5-Phosphate Sodium) 1.7 mg Effective
  • Niacin (as Inositol Hexanicotinate) 20 mg Effective
  • Vitamin B6 (as Pyridoxal 5-Phosphate) 2 mg Effective
  • Vitamin B12 (as Methylcobalamin) 6 mcg Effective
  • Folic Acid (as 5-MTHF) 400 mcg Effective
  • Biotin (as D-Biotin) 300 mcg Effective
  • Vitamin B5 (as D-Calcium Pantothenate) 10 mg Effective
  • Vitamin B1 (as Benfotiamine) 150 mg Effective
  • Inositol (as Inositol Hexanicotinate) 8 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Vitamin B1 (as Thiamine Hydrochloride) 1.5 mg 100%
Vitamin B2 (as Riboflavin-5-Phosphate Sodium) 1.7 mg 100%
Niacin (as Inositol Hexanicotinate) 20 mg 100%
Vitamin B6 (as Pyridoxal 5-Phosphate) 2 mg 100%
Vitamin B12 (as Methylcobalamin) 6 mcg 100%
Folic Acid (as 5-MTHF) 400 mcg 100%
Biotin (as D-Biotin) 300 mcg 100%
Vitamin B5 (as D-Calcium Pantothenate) 10 mg 100%
Vitamin B1 (as Benfotiamine) 150 mg
Inositol (as Inositol Hexanicotinate) 8 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.

Vegetarian Capsule Safe

It is used as a vegetarian capsule shell material.

Nu-Mag Unknown
Silica Safe

Prevents ingredients from clumping and improves powder flow.

Brand Trust Report
Onnit

Founded 2010 · Austin, Texas, United States · 70 products · onnit.com

Certifications

6 certifications
Consumerlab Verified Source
Informed Sport Verified Source
Fda Gmp Inspections Verified Source
Nsf Gmp Verified Source
Usda Organic Verified Source
NSF Certified Verified

Transparency

5 claims
Third Party Testing Claim — Verified Source
In House Testing — Verified Source
Testing Lab Disclosure — True
Contains Proprietary Blend — True

Violation History

2 incidents
Lawsuit False, misleading and deceptive advertising regarding the efficacy of Alpha BRAIN supplement.2024Source
Lawsuit False, misleading and deceptive advertising regarding the efficacy of Alpha BRAIN.2024Source
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Frequently Asked Questions
Is Onnit Active B Complete a good supplement?

Onnit Active B Complete received a product quality score of 91/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 10 active ingredients with 30 servings per container. Of the 4 inactive ingredients, 3 are rated safe and 0 are flagged for review. The manufacturer, Onnit, holds a brand trust score of 99/100 with 6 verified certifications including Consumerlab, Informed Sport, Fda Gmp Inspections, Nsf Gmp.

What are the ingredients in Onnit Active B Complete?

Onnit Active B Complete contains 10 active ingredients: Vitamin B1 (as Thiamine Hydrochloride) (1.5 mg), Vitamin B2 (as Riboflavin-5-Phosphate Sodium) (1.7 mg), Niacin (as Inositol Hexanicotinate) (20 mg), Vitamin B6 (as Pyridoxal 5-Phosphate) (2 mg), Vitamin B12 (as Methylcobalamin) (6 mcg), Folic Acid (as 5-MTHF) (400 mcg), and 4 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Onnit Active B Complete safe to take?

Onnit Active B Complete 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.

Is Onnit a trustworthy supplement brand?

Onnit receives a brand trust score of 99/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2010 and headquartered in Austin, Texas, United States, the company offers 70 products in their lineup. They hold 6 verified certifications including Consumerlab, Informed Sport, Fda Gmp Inspections, Nsf Gmp. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Onnit has 2 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.