Premier Research Labs Premier Complete B Capsules, 60 Plant-Source Capsules supplement bottle
Premier Research Labs

Premier Complete B Capsules, 60 Plant-Source Capsules

What We Researched
9 active ingredients analyzed · 1 inactive ingredient decoded · 2 retailers compared · Last updated: Mar 2026
95
Product Score Excellent
62
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Thiamine (Vitamin B1 as Thiamine HCl) 50 mg 4,167%
Riboflavin (Vitamin B2) (as Riboflavin-5-Phosphate) 10 mg 769%
Niacin (Vitamin B3) (as Niacinamide) 25 mg 156%
Vitamin B6 (as Pyridoxal-5-Phosphate) 10 mg 588%
Folate (as Methyltetrahydrofolate) 665 mcg DFE 166%
Vitamin B12 (as Adenosylcobalamin, Methylcobalamin) 400 mcg 16,667%
Biotin 300 mcg 1,000%
Pantothenic Acid (Vitamin B5 as Calcium-d-Pantothenate) 50 mg 1,000%
Pro-Culture SupportOrganic Rice Concentrate, Organic Apple Cider Vinegar 590 mg *
Bioavailability Very Good

Absorption Rating

  • Thiamine (Vitamin B1 as Thiamine HCl) Fair
  • Riboflavin (Vitamin B2) (as Riboflavin-5-Phosphate) Good
  • Niacin (Vitamin B3) (as Niacinamide) Good
  • Vitamin B6 (as Pyridoxal-5-Phosphate) Good
  • Folate (as Methyltetrahydrofolate) Fair
  • Vitamin B12 (as Adenosylcobalamin, Methylcobalamin) Good
  • Biotin Good
  • Pantothenic Acid (Vitamin B5 as Calcium-d-Pantothenate) Good
  • Pro-Culture SupportOrganic Rice Concentrate, Organic Apple Cider Vinegar Fair
Other Ingredients Excellent

Fillers & Additives

  • Plant-source capsules (cellulose, water)
Efficacy Excellent

Dosage Analysis

  • Thiamine (Vitamin B1 as Thiamine HCl) 50 mg Effective
  • Riboflavin (Vitamin B2) (as Riboflavin-5-Phosphate) 10 mg Effective
  • Niacin (Vitamin B3) (as Niacinamide) 25 mg Effective
  • Vitamin B6 (as Pyridoxal-5-Phosphate) 10 mg Effective
  • Folate (as Methyltetrahydrofolate) 665 mcg DFE Effective
  • Vitamin B12 (as Adenosylcobalamin, Methylcobalamin) 400 mcg Effective
  • Biotin 300 mcg Effective
  • Pantothenic Acid (Vitamin B5 as Calcium-d-Pantothenate) 50 mg Effective
  • Pro-Culture SupportOrganic Rice Concentrate, Organic Apple Cider Vinegar 590 mg High

Supplement Facts

Ingredient Amount % Daily Value
Thiamine (Vitamin B1 as Thiamine HCl) 50 mg 4,167%
Riboflavin (Vitamin B2) (as Riboflavin-5-Phosphate) 10 mg 769%
Niacin (Vitamin B3) (as Niacinamide) 25 mg 156%
Vitamin B6 (as Pyridoxal-5-Phosphate) 10 mg 588%
Folate (as Methyltetrahydrofolate) 665 mcg DFE 166%
Vitamin B12 (as Adenosylcobalamin, Methylcobalamin) 400 mcg 16,667%
Biotin 300 mcg 1,000%
Pantothenic Acid (Vitamin B5 as Calcium-d-Pantothenate) 50 mg 1,000%
Pro-Culture SupportOrganic Rice Concentrate, Organic Apple Cider Vinegar 590 mg *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$36$35$34$33$32 Mar 12 $33.54
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
Premier Research Labs

· Austin, Texas, USA · 29 products · prlabs.com

Transparency

2 claims
Third Party Testing Claim — Claimed Source
In House Testing — Verified Source
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Frequently Asked Questions
Is Premier Research Labs Premier Complete B Capsules, 60 Plant-Source Capsules a good supplement?

Premier Research Labs Premier Complete B Capsules, 60 Plant-Source Capsules received a product quality score of 95/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 9 active ingredients with 30 servings per container. Of the 1 inactive ingredients, 0 are rated safe and 0 are flagged for review. The manufacturer, Premier Research Labs, holds a brand trust score of 62/100.

What are the ingredients in Premier Research Labs Premier Complete B Capsules, 60 Plant-Source Capsules?

Premier Research Labs Premier Complete B Capsules, 60 Plant-Source Capsules contains 9 active ingredients: Thiamine (Vitamin B1 as Thiamine HCl) (50 mg), Riboflavin (Vitamin B2) (as Riboflavin-5-Phosphate) (10 mg), Niacin (Vitamin B3) (as Niacinamide) (25 mg), Vitamin B6 (as Pyridoxal-5-Phosphate) (10 mg), Folate (as Methyltetrahydrofolate) (665 mcg DFE), Vitamin B12 (as Adenosylcobalamin, Methylcobalamin) (400 mcg), and 3 more. Notable high-dose ingredients include Thiamine at 4,167% DV, Riboflavin at 769% DV, Vitamin B6 at 588% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Premier Research Labs Premier Complete B Capsules, 60 Plant-Source Capsules safe to take?

Premier Research Labs Premier Complete B Capsules, 60 Plant-Source Capsules 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 Premier Research Labs a trustworthy supplement brand?

Premier Research Labs receives a brand trust score of 62/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. the company offers 29 products in their lineup.

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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.