tnvitamins Natural Vitamin B Complex 50 mg supplement bottle
tnvitamins

Natural Vitamin B Complex 50 mg Review

What We Researched
8 active ingredients analyzed · 7 inactive ingredients decoded · 1 brand certification checked · Last updated: Aug 2026
92
Product Score Excellent
77
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
Thiamine (as Thiamine Mononitrate, Vitamin B1) 50 mg 3333%
Riboflavin (as Vitamin B2) 50 mg 2941%
Niacin (as Niacinamide) 50 mg 250%
Vitamin B6 (as Pyridoxine Hydrochloride) 50 mg 2500%
Folic Acid 400 mcg 100%
Vitamin B12 (as Cyanocobalamin) 50 mcg 833%
Biotin (as D-Biotin) 50 mcg 17%
Pantothenic Acid (as D-Calcium Pantothenate) 50 mg 500%
Bioavailability Very Good

Absorption Rating

  • Thiamine (as Thiamine Mononitrate, Vitamin B1) Fair
  • Riboflavin (as Vitamin B2) Good
  • Niacin (as Niacinamide) Good
  • Vitamin B6 (as Pyridoxine Hydrochloride) Fair
  • Folic Acid Fair
  • Vitamin B12 (as Cyanocobalamin) Fair
  • Biotin (as D-Biotin) Good
  • Pantothenic Acid (as D-Calcium Pantothenate) Good
Other Ingredients Excellent

Fillers & Additives

  • Cellulose
  • Hypromellose
  • Dicalcium Phosphate
  • Vegetable Magnesium Stearate
  • Stearic Acid
  • Silica
  • Cellulose Coating
Efficacy Excellent

Dosage Analysis

  • Thiamine (as Thiamine Mononitrate, Vitamin B1) 50 mg Effective
  • Riboflavin (as Vitamin B2) 50 mg Effective
  • Niacin (as Niacinamide) 50 mg High
  • Vitamin B6 (as Pyridoxine Hydrochloride) 50 mg Effective
  • Folic Acid 400 mcg Effective
  • Vitamin B12 (as Cyanocobalamin) 50 mcg Effective
  • Biotin (as D-Biotin) 50 mcg Effective
  • Pantothenic Acid (as D-Calcium Pantothenate) 50 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Thiamine (as Thiamine Mononitrate, Vitamin B1) 50 mg 3333%
Riboflavin (as Vitamin B2) 50 mg 2941%
Niacin (as Niacinamide) 50 mg 250%
Vitamin B6 (as Pyridoxine Hydrochloride) 50 mg 2500%
Folic Acid 400 mcg 100%
Vitamin B12 (as Cyanocobalamin) 50 mcg 833%
Biotin (as D-Biotin) 50 mcg 17%
Pantothenic Acid (as D-Calcium Pantothenate) 50 mg 500%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Cellulose Safe

Provides bulk and structure in tablets and capsules.

Hypromellose Safe

Forms vegetarian capsule shells. Dissolves easily in the stomach.

Dicalcium Phosphate Safe

Serves as both a filler and a supplemental source of calcium and phosphorus.

Vegetable Magnesium Stearate Safe

Prevents ingredients from sticking to equipment. Derived from vegetable sources.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Cellulose Coating Generally_safe

It is used to coat tablets or capsules for easier swallowing or to control release.

Brand Trust Report
tnvitamins

Founded 1979 · Deer Park, NY, USA · 136 products · tnvitamins.com/

Certifications

1 certification
Consumerlab Verified Source

Transparency

2 claims
Third Party Testing Claim — Claimed Source

Violation History

1 incident
Fda Warning Significant violations of Current Good Manufacturing Practice (CGMP) regulations for dietary supplements.2017-08-16Source
Related Supplements
Frequently Asked Questions
Is tnvitamins Natural Vitamin B Complex 50 mg a good supplement?

tnvitamins Natural Vitamin B Complex 50 mg received a product quality score of 92/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 8 active ingredients Of the 7 inactive ingredients, 6 are rated safe and 0 are flagged for review. The manufacturer, tnvitamins, holds a brand trust score of 77/100 with 1 verified certifications including Consumerlab.

What are the ingredients in tnvitamins Natural Vitamin B Complex 50 mg?

tnvitamins Natural Vitamin B Complex 50 mg contains 8 active ingredients: Thiamine (as Thiamine Mononitrate, Vitamin B1) (50 mg), Riboflavin (as Vitamin B2) (50 mg), Niacin (as Niacinamide) (50 mg), Vitamin B6 (as Pyridoxine Hydrochloride) (50 mg), Folic Acid (400 mcg), Vitamin B12 (as Cyanocobalamin) (50 mcg), and 2 more. Notable high-dose ingredients include Thiamine at 3333% DV, Riboflavin at 2941% DV, Niacin at 250% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is tnvitamins Natural Vitamin B Complex 50 mg safe to take?

tnvitamins Natural Vitamin B Complex 50 mg 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 tnvitamins a trustworthy supplement brand?

tnvitamins receives a brand trust score of 77/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1979 and headquartered in Deer Park, NY, USA, the company offers 136 products in their lineup. They hold 1 verified certifications including Consumerlab. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: tnvitamins has 1 historical regulatory incident on record, which are factored into the trust score.

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 150,000 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 — 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.