Nature Made B-Complex Supplement With Vitamin C supplement bottle
Nature Made

B-Complex Supplement With Vitamin C Review

What We Researched
6 active ingredients analyzed · 11 inactive ingredients decoded · 5 brand certifications checked · Page generated: Sep 2026
93
Product Score Excellent
95
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 C 300 mg 500%
Thiamine 15 mg 1000%
Riboflavin 10.2 mg 600%
Niacin 50 mg 250%
Vitamin B6 5 mg 250%
Pantothenic Acid 10 mg 100%
Bioavailability Very Good

Absorption Rating

  • Vitamin C Fair
  • Thiamine Good
  • Riboflavin Good
  • Niacin Good
  • Vitamin B6 Fair
  • Pantothenic Acid Good
Other Ingredients Excellent

Fillers & Additives

  • Ascorbic Acid
  • Cellulose Gel
  • Niacinamide
  • Hydroxypropyl Methylcellulose
  • Thiamine Mononitrate
  • Calcium D-Pantothenate
  • Riboflavin
  • Croscarmellose Sodium
  • Pyridoxine Hydrochloride
  • Magnesium Stearate
  • Polyethylene Glycol Low
Efficacy Excellent

Dosage Analysis

  • Vitamin C 300 mg Effective
  • Thiamine 15 mg Effective
  • Riboflavin 10.2 mg Effective
  • Niacin 50 mg High
  • Vitamin B6 5 mg Effective
  • Pantothenic Acid 10 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Vitamin C 300 mg 500%
Thiamine 15 mg 1000%
Riboflavin 10.2 mg 600%
Niacin 50 mg 250%
Vitamin B6 5 mg 250%
Pantothenic Acid 10 mg 100%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Ascorbic Acid Safe

Prevents oxidation and provides vitamin C.

Cellulose Gel Generally_safe

It is used as a thickening agent to improve the texture of supplements.

Niacinamide Safe

It is included for its potential health benefits.

Hydroxypropyl Methylcellulose Safe

It is used as a coating for tablets and capsules.

Thiamine Mononitrate Safe

It is used as a source of vitamin B1.

Calcium D-Pantothenate Unknown
Riboflavin Safe

It is used as a source of vitamin B2.

Croscarmellose Sodium Safe

Helps tablets break apart and dissolve quickly in the stomach.

Pyridoxine Hydrochloride Safe

It is used as a source of vitamin B6.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Polyethylene Glycol Caution

It is used as a binder, coating agent, or to improve solubility.

Brand Trust Report
Nature Made

Founded 1971 · West Hills, California, USA · 701 products · naturemade.com

Certifications

5 certifications
Consumerlab Source available Primary evidence
Labdoor Source available Primary evidence
Usp Verified Source available Primary evidence
Fda Gmp Inspections Source available Primary evidence
NSF Certified Supporting evidence unavailable

Transparency

5 claims
Third Party Testing Claim — Verified Evidence available Evidence
Coa Availability — Claimed Evidence available Evidence
In House Testing — Verified Evidence available Evidence
Testing Lab Disclosure — True Brand claim; evidence unavailable

Violation History

2 incidents
Lawsuit Presence of toxic plastic chemicals in prenatal multivitamins.2025 Source available Primary source
Recall Specific lots of Nature Made Adult Gummies Multi, Multi + Omega-3, Multi for Her plus Omega-3s, and Super B Complex w/C & Folic Acid2016-06-15 Source available Primary source
Related Supplements
Frequently Asked Questions
Is Nature Made B-Complex Supplement With Vitamin C a good supplement?

Nature Made B-Complex Supplement With Vitamin C 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 6 active ingredients Of the 11 inactive ingredients, 9 are rated safe and 1 ingredient is flagged for review. The manufacturer, Nature Made, holds a brand trust score of 95/100.

What are the ingredients in Nature Made B-Complex Supplement With Vitamin C?

Nature Made B-Complex Supplement With Vitamin C contains 6 active ingredients: Vitamin C (300 mg), Thiamine (15 mg), Riboflavin (10.2 mg), Niacin (50 mg), Vitamin B6 (5 mg), Pantothenic Acid (10 mg). Notable high-dose ingredients include Vitamin C at 500% DV, Thiamine at 1000% DV, Riboflavin at 600% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Nature Made B-Complex Supplement With Vitamin C safe to take?

GoodSupp reviewed the inactive-ingredient data available for Nature Made B-Complex Supplement With Vitamin C. Of 11 inactive ingredients, 9 are rated safe. 1 ingredient is flagged for review: Polyethylene Glycol. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. 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 Nature Made a trustworthy supplement brand?

Nature Made receives a brand trust score of 95/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1971 and headquartered in West Hills, California, USA, the company offers 701 products in their lineup. Note: Nature Made has 2 historical regulatory incidents 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.