Niacinamide 500 mg

Suggested Use

Suggested use: As a dietary supplement; take one capsule per day with water.

• 

  Swanson Niacinamide 500 mg 250 Capsules (2-pack)

  iHerb4.7(1000)

  $17.49
• 

  21st Century Niacinamide 500 mg Prolonged Release 110 Tablets

  Swanson Health Products4.7(2000)

  $5.49
• 

  Swanson Flush Free Niacin 500 mg

  Swanson Health Products4.7(784)

  $24.89
• 

  Swanson Niacin 500 mg 250 Capsules

  Swanson Health Products4.5(626)

  $19.29
• 

  Swanson Niacinamide 250 mg 250 Capsules

  Walmart - Pattern4.7(563)

  $10.23
• 

  Nature's Way Niacinamide 100 Capsules

  Swanson Health Products4.6(1400)

  $9.49
• 

  21st Century Niacin 500 mg Prolonged Release Tablets

  Swanson Health Products4.7(307)

  $8.99
• 

  Swanson Niacin (b3) Cardio Health Support Carbohydrate Metabolism 500 Milligrams 250 Capsules (4 Pack), Size: 250 Count (Pack of 4)

  Walmart - Pattern4.5(626)

  $25.06

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

• GNC

  3.6 (38)

  Vitamin & supplements store

  1 Bellis Fair Pkwy Ste 374, Bellingham, WA 98226

  Directions(360) 738-8868

• Vitamin World -- In-Store Shopping or Curbside Pickup

  3.4 (13)

  Vitamin & supplements store

  1 Bellis Fair Pkwy, Bellingham, WA 98226

  Directions(360) 752-9311

• The Vitamin Shoppe

  4.7 (168)

  Vitamin & supplements store

  1761 S Burlington Blvd, Burlington, WA 98233

  Directions(360) 757-4949

• Vitamins for chronic disease prevention in adults: scientific review

  KM Fairfield, RH Fletcher - Jama, 2002 - jamanetwork.com

  … conversion of tryptophan to niacin, and neurotransmitter formation… and photosensitivity with doses higher than 500 mg/d. … In the Physicians' Health Study, beta carotene supplementation …

  2002898 citations

• The Application of Nicotinamide Coenzyme Precursors in Health Food

  ZY Feng, J She, ZH Qin, R Sheng - Biology of Nicotinamide Coenzymes …, 2025 - Springer

  … applications of NR supplements in medical research. Additionally… Since the discovery of vitamin B3 (niacin, nicotinamide), a … long-term oral NR supplementation (500 mg twice daily) can …

  2025

• Update: Effects of antioxidant and non-antioxidant vitamin supplementation on immune function

  AL Webb, E Villamor - Nutrition reviews, 2007 - academic.oup.com

  … both healthy adult volunteers84 and asthmatic children84,86 did not offer evidence for a role of vitamin C supplementation … -RCT in healthy elderly persons showed no effect of 500 mg/d …

  2007179 citations

• Eating pattern and nutritional risks among people with multiple sclerosis following a modified Paleolithic diet

  TJ Titcomb, B Bisht, DD Moore III, YS Chhonker… - Nutrients, 2020 - mdpi.com

  … B 6 , niacin, and the minerals magnesium and zinc. Long-term … exceeding ULs may raise risk for negative health outcomes … vitamin A analysis and Catherine Swanson and the student …

  202038 citations

• Allowing for variations in multivitamin supplement composition improves nutrient intake estimates for epidemiologic studies

  SY Park, SP Murphy, LR Wilkens, JF Yamamoto… - The Journal of …, 2006 - Elsevier

  … Collecting detailed data on dietary supplement use is time-… Multivitamin supplements are important contributors to total … the composition of the multivitamin supplements: 1) a single …

  200632 citations

• Foundational nutrition: implications for human health

  JR Townsend, TO Kirby, TM Marshall, DD Church… - Nutrients, 2023 - mdpi.com

  … , and well-being while numerous nutrition and supplementation interventions have yielded … Most health organizations suggest that humans consume approximately 250 to 500 mg of …

  202361 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2020-01-25. DSLD Label ID: 212740. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.