KAL B-Complex Super Strength supplement bottle
KAL

B-Complex Super Strength

What We Researched
12 active ingredients analyzed · 5 inactive ingredients decoded · 3 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
86
Product Score Good
73
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Thiamine (as Vitamin B1) 100 mg 8333%
Riboflavin (as Vitamin B2) 25 mg 1923%
Niacin (as Niacinamide) 150 mg 938%
Vitamin B6 (as Pyridoxine Hydrochloride) 25 mg 1471%
Folic Acid 680 mcg 170%
Vitamin B12 (as Cyanocobalamin) 25 mcg 1042%
Biotin 50 mcg 167%
Pantothenic Acid (as Calcium D-Pantothenate) 25 mg 500%
Choline (as Choline Bitartrate) 100 mg 18%
Inositol 100 mg
PABA 30 mg
freeze dried Liver 100 mg
Bioavailability Very Good

Absorption Rating

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

Fillers & Additives

  • Cellulose
  • Croscarmellose Sodium
  • Stearic Acid
  • Silica
  • Rice Bran
Efficacy Good

Dosage Analysis

  • Thiamine (as Vitamin B1) 100 mg Effective
  • Riboflavin (as Vitamin B2) 25 mg Effective
  • Niacin (as Niacinamide) 150 mg High
  • Vitamin B6 (as Pyridoxine Hydrochloride) 25 mg Effective
  • Folic Acid 680 mcg Effective
  • Vitamin B12 (as Cyanocobalamin) 25 mcg Effective
  • Biotin 50 mcg Effective
  • Pantothenic Acid (as Calcium D-Pantothenate) 25 mg Effective
  • Choline (as Choline Bitartrate) 100 mg Under-dosed
  • Inositol 100 mg Under-dosed
  • PABA 30 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Thiamine (as Vitamin B1) 100 mg 8333%
Riboflavin (as Vitamin B2) 25 mg 1923%
Niacin (as Niacinamide) 150 mg 938%
Vitamin B6 (as Pyridoxine Hydrochloride) 25 mg 1471%
Folic Acid 680 mcg 170%
Vitamin B12 (as Cyanocobalamin) 25 mcg 1042%
Biotin 50 mcg 167%
Pantothenic Acid (as Calcium D-Pantothenate) 25 mg 500%
Choline (as Choline Bitartrate) 100 mg 18%
Inositol 100 mg
PABA 30 mg
freeze dried Liver 100 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Cellulose Safe

Provides bulk and structure in tablets and capsules.

Croscarmellose Sodium Safe

Helps tablets break apart and dissolve quickly in the stomach.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Rice Bran Safe

Natural filler and source of fiber.

Price Comparison

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
KAL

Founded 1932 · Salt Lake City, Utah, United States · 289 products · kalvitamins.com

Certifications

3 certifications
Nsf Gmp Verified Source
Fda Gmp Inspections Verified Source
Usda Organic Verified Source

Transparency

2 claims
Third Party Testing Claim — Claimed Source
In House Testing — Verified Source

Violation History

1 incident
Lawsuit A consumer class action was filed alleging that the marketing of a dietary supplement violated California's consumer-protection laws.2013Source
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Frequently Asked Questions
Is KAL B-Complex Super Strength a good supplement?

KAL B-Complex Super Strength received a product quality score of 86/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 12 active ingredients with 50 servings per container. All 5 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, KAL, holds a brand trust score of 73/100 with 3 verified certifications including Nsf Gmp, Fda Gmp Inspections, Usda Organic.

What are the ingredients in KAL B-Complex Super Strength?

KAL B-Complex Super Strength contains 12 active ingredients: Thiamine (as Vitamin B1) (100 mg), Riboflavin (as Vitamin B2) (25 mg), Niacin (as Niacinamide) (150 mg), Vitamin B6 (as Pyridoxine Hydrochloride) (25 mg), Folic Acid (680 mcg), Vitamin B12 (as Cyanocobalamin) (25 mcg), and 6 more. Notable high-dose ingredients include Thiamine at 8333% DV, Riboflavin at 1923% DV, Niacin at 938% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is KAL B-Complex Super Strength safe to take?

KAL B-Complex Super Strength has been analyzed for ingredient safety across all its components. All 5 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is KAL a trustworthy supplement brand?

KAL receives a brand trust score of 73/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1932 and headquartered in Salt Lake City, Utah, United States, the company offers 289 products in their lineup. They hold 3 verified certifications including Nsf Gmp, Fda Gmp Inspections, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: KAL 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 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.