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Buying guide

The Best Vitamin B3 (Niacin) Supplements

We compared eight niacin supplements based on owner ratings, price, and clinical backing. TRU NIAGEN NAD+ Supplement (asin B07Y8S65SQ) is the top pick for its proven effectiveness and high user satisfaction.

Updated

The bottom line

The TRU NIAGEN NAD+ Supplement (asin B07Y8S65SQ) is our top pick for its clinically proven effectiveness in boosting NAD+ levels and its high user satisfaction with a 4.4/5 rating from 14586 owners. The closest alternative is Nutricost Niacinamide (asin B01M9GIV8S), which has a flush-free formula at a lower price but lacks the same level of clinical backing. For a budget option, consider Double Wood Supplements NAD+ (asin B0C3MWF7F1), which is third-party tested and has a 4.5/5 rating from 2362 owners. Note that TRU NIAGEN NAD+ Supplement (asin B07TK5K5TQ) and TRU NIAGEN NAD+ Supplement (asin B0CLQZHVHL) are different trims of the same product and should not be ranked as rivals.

Top pick
TRU NIAGEN NAD+ SupplementTRU NIAGEN NAD+ Supplement $238.00

Proven NAD+ booster with high user satisfaction

TRU NIAGEN NAD+ Supplement (asin B07Y8S65SQ) is clinically proven to increase NAD+ levels by up to 150% in three weeks and has a 4.4/5 rating from 14586 owners. Priced at $238, it is the most effective option but comes at a premium. Those looking for a more affordable option should consider Nutricost Niacinamide.

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Runner-up
Nutricost Niacinamide (Vitamin B3) 500mgNutricost Niacinamide (Vitamin B3) 500mg $12.71

Affordable flush-free niacinamide with high user satisfaction

Nutricost Niacinamide (asin B01M9GIV8S) has a 500mg flush-free formula at $12.71, with a 4.6/5 rating from 20159 owners. It is a great alternative for those who want a cost-effective option without the niacin flush. However, it lacks the same clinical backing as TRU NIAGEN.

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Budget pick
NAD+ SupplementNAD+ Supplement $29.95

Cost-effective NAD+ supplement with third-party testing

Double Wood Supplements NAD+ (asin B0C3MWF7F1) is a 95% pure NAD supplement priced at $29.95, with a 4.5/5 rating from 2362 owners. It is third-party tested and offers a good balance of price and quality for those on a budget.

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The field, ranked

  1. TRU NIAGEN NAD+ Supplement Best for proven NAD+ boosting and high user satisfaction. 9.0/10 $238.00 Amazon
  2. Nutricost Niacinamide (Vitamin B3) 500mg Great for affordability and flush-free niacinamide. 8.0/10 $12.71 Amazon
  3. NAD+ Supplement Good budget option with third-party testing. 7.0/10 $29.95 Amazon
  4. TRU NIAGEN NAD+ Supplement Decent NAD+ booster with high user ratings. 6.0/10 $41.65 Amazon
  5. TRU NIAGEN NAD+ Supplement Effective NAD+ booster but at a higher price point. 6.0/10 $116.00 Amazon
  6. Nutricost NMN 500mg Mixed reviews on energy and cognitive benefits. 5.0/10 $19.95 Amazon
  7. Rho Nutrition Liposomal NAD+ Liquid Supplement Premium NAD+ supplement with mixed user sentiment. 5.0/10 $44.76 Amazon
  8. Goli NAD+ Nicotinamide Riboside Gummies Innovative gummies with limited user feedback. 4.0/10 $13.37 Amazon

What to consider

When choosing a niacin supplement, consider the form that suits your preferences, whether you prefer capsules, liquid, or gummies. Also, think about the price relative to the effectiveness and user satisfaction. Some products have a higher dose of niacinamide but may come at a higher cost.

Also-rans

The Rho Nutrition Liposomal NAD+ Liquid Supplement (asin B0CRN6TSG2) and Goli NAD+ Nicotinamide Riboside Gummies (asin B0GS2Q45B2) did not make the top picks due to limited user feedback and less clinical backing. The Nutricost NMN 500mg (asin B09HL4JDQZ) had mixed reviews on its effectiveness and delayed benefits.

How this was put together

This guide is based on owner ratings, clinical backing, price, and form of the supplements. We did not test any products hands-on. The evidence was thin on some products, particularly those with fewer owner ratings or limited clinical studies.