BioStacks
Dr. Mercola

Niacinamide Vitamin B3

1 Tablet · 270 servings · $0.08/serving

iHerbAmazon

Best for

Energy

Ingredients (1)

Niacin

100%

Dose

50 mg

Target

25–500 mg

Form

Premium

Other Ingredients (7)

Bamboo ExtractFiller

Plant-derived silica source used as a natural anti-caking agent and carrier (silica content ~70%)

Tapioca DextrinCarrier

A starch hydrolysate from tapioca used as a carrier and flow agent

Ascorbyl PalmitateAntioxidant

Fat-soluble form of vitamin C used as preservative

Guar GumThickener

Natural thickener derived from guar beans

Microcrystalline CelluloseBinder

Plant-derived cellulose used as a binder and filler in supplements

Sunflower LecithinEmulsifier

Non-GMO, non-allergenic emulsifier derived from sunflower seeds

Sunflower Seed OilCarrier

Common vegetable oil from sunflower seeds used as a carrier in softgels for fat-soluble nutrients

Track this supplement in your stack

Get personalized insights, interactions, and coverage recommendations.

Get Started Free

Similar Supplements

Products that cover similar health dimensions based on their ingredients.

Vitamin B3 Niacin 500 mg

Life Extension

Vitamin B3 Niacin 500 mg

⚡ for Energy

100
Vitamin B3 Niacin 1000 mg

Life Extension

Vitamin B3 Niacin 1000 mg

⚡ for Energy

100
Niacin 500 mg

NOW

Niacin 500 mg

⚡ for Energy

100
Niacin, 500 mg

Solaray

Niacin, 500 mg

⚡ for Energy

100
NiaVasc

XYMOGEN

NiaVasc

⚡ for Energy

100

Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.

BioStacks

Know exactly what's in your supplements.

Navigate

  • Home
  • App Store
  • Google Play

Resources

  • Terms of Service
  • Privacy Policy

Explore

  • Health Areas
  • Best Supplements
  • Nutrients
  • All Supplements

Popular Picks

  • Best Magnesium for Sleep
  • Best Collagen for Skin
  • Best Creatine for Muscle
  • Best Vitamin D for Bone Health
  • Best Probiotics for Digestion
  • Best CoQ10 for Heart
© 2026 BioStacks. All rights reserved. Not medical advice.