Solgar B-Complex 100, 100 Tablets supplement bottle
Solgar

B-Complex 100, 100 Tablets

What We Researched
11 active ingredients analyzed · 6 inactive ingredients decoded · 2 brand certifications checked · 3 retailers compared · Last updated: Mar 2026
69
Product Score Fair
66
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Thiamin (vitamin B1) (as thiamin mononitrate) 100 mcg 6,667%
Riboflavin (vitamin B2) 100 mg 5,882%
Niacin (vitamin B3) (as niacinamide) 100 mg 500%
Vitamin B6 (as pyridoxine HCl) 100 mg 5,000%
Folic Acid 400 mcg 100%
Vitamin B12 (as cobalamin) 100 mcg 1,667%
Biotin (as D-biotin) 100 mcg 33%
Pantothenic Acid (vitamin B5) (as D-Ca pantothenate) 100 mg 1,000%
Inositol 100 mg *
Choline (as choline bitartrate) 41 mg *
Natural Powdered Blend(kelp [plant], acerola [fruit], alfalfa [plant], parsley [aerial], rose hips [fruit], watercress [plant]) 2 mg *
Bioavailability Good

Absorption Rating

  • Thiamin (vitamin B1) (as thiamin mononitrate) Fair
  • Riboflavin (vitamin B2) Good
  • Niacin (vitamin B3) (as niacinamide) Good
  • Vitamin B6 (as pyridoxine HCl) Fair
  • Folic Acid Fair
  • Vitamin B12 (as cobalamin) Fair
  • Biotin (as D-biotin) Good
  • Pantothenic Acid (vitamin B5) (as D-Ca pantothenate) Good
  • Inositol Good
  • Choline (as choline bitartrate) Poor
  • Natural Powdered Blend(kelp [plant], acerola [fruit], alfalfa [plant], parsley [aerial], rose hips [fruit], watercress [plant]) Fair
Other Ingredients Good

Fillers & Additives

  • Microcrystalline Cellulose
  • Silica
  • Vegetable Cellulose
  • Vegetable Magnesium Stearate
  • Titanium Dioxide High
  • Vegetable Glycerin
Efficacy Good

Dosage Analysis

  • Thiamin (vitamin B1) (as thiamin mononitrate) 100 mcg Under-dosed
  • Riboflavin (vitamin B2) 100 mg Effective
  • Niacin (vitamin B3) (as niacinamide) 100 mg High
  • Vitamin B6 (as pyridoxine HCl) 100 mg Effective
  • Folic Acid 400 mcg Effective
  • Vitamin B12 (as cobalamin) 100 mcg Effective
  • Biotin (as D-biotin) 100 mcg Effective
  • Pantothenic Acid (vitamin B5) (as D-Ca pantothenate) 100 mg Effective
  • Inositol 100 mg Under-dosed
  • Choline (as choline bitartrate) 41 mg Under-dosed
  • Natural Powdered Blend(kelp [plant], acerola [fruit], alfalfa [plant], parsley [aerial], rose hips [fruit], watercress [plant]) 2 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Thiamin (vitamin B1) (as thiamin mononitrate) 100 mcg 6,667%
Riboflavin (vitamin B2) 100 mg 5,882%
Niacin (vitamin B3) (as niacinamide) 100 mg 500%
Vitamin B6 (as pyridoxine HCl) 100 mg 5,000%
Folic Acid 400 mcg 100%
Vitamin B12 (as cobalamin) 100 mcg 1,667%
Biotin (as D-biotin) 100 mcg 33%
Pantothenic Acid (vitamin B5) (as D-Ca pantothenate) 100 mg 1,000%
Inositol 100 mg *
Choline (as choline bitartrate) 41 mg *
Natural Powdered Blend(kelp [plant], acerola [fruit], alfalfa [plant], parsley [aerial], rose hips [fruit], watercress [plant]) 2 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.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Vegetable Cellulose Safe

Forms a vegetarian capsule shell alternative to gelatin.

Vegetable Magnesium Stearate Safe

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

Titanium Dioxide Caution

Used as a whitening agent in tablet coatings and capsules.

Vegetable Glycerin Safe

Helps form softgel capsule shells and acts as a humectant.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$19$18$17$16$15 Mar 12 $16.99
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
Solgar

Founded 1947 · Leonia, New Jersey, United States · 295 products · solgar.com

Certifications

2 certifications
Halal Certified Verified Source
Kosher Certified Verified Source

Transparency

2 claims
Third Party Testing Claim — Claimed
In House Testing — Verified Source
Related Supplements
Frequently Asked Questions
Is Solgar B-Complex 100, 100 Tablets a good supplement?

Solgar B-Complex 100, 100 Tablets received a product quality score of 69/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 11 active ingredients with 100 servings per container. Of the 6 inactive ingredients, 5 are rated safe and 1 are flagged for review. The manufacturer, Solgar, holds a brand trust score of 66/100 with 2 verified certifications including Halal Certified, Kosher Certified.

What are the ingredients in Solgar B-Complex 100, 100 Tablets?

Solgar B-Complex 100, 100 Tablets contains 11 active ingredients: Thiamin (vitamin B1) (as thiamin mononitrate) (100 mcg), Riboflavin (vitamin B2) (100 mg), Niacin (vitamin B3) (as niacinamide) (100 mg), Vitamin B6 (as pyridoxine HCl) (100 mg), Folic Acid (400 mcg), Vitamin B12 (as cobalamin) (100 mcg), and 5 more. Notable high-dose ingredients include Thiamin at 6,667% DV, Riboflavin at 5,882% DV, Niacin at 500% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Solgar B-Complex 100, 100 Tablets safe to take?

Solgar B-Complex 100, 100 Tablets has been analyzed for ingredient safety across all its components. Of 6 inactive ingredients, 5 are rated safe. 1 ingredient is flagged for review: Titanium Dioxide. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Solgar a trustworthy supplement brand?

Solgar receives a brand trust score of 66/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1947 and headquartered in Leonia, New Jersey, United States, the company offers 295 products in their lineup. They hold 2 verified certifications including Halal Certified, Kosher Certified. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. No regulatory violations or FDA warning letters were found in our research.

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.