NAD+ 500mg, Energy + Healthy Aging, 95% Pure Single-Ingredient…

Our verdict

NAD+ 500mg, Energy + Healthy Aging, 95% Pure Single-Ingredient… works out to $0.45 per serving of nad+, at 500mg per serving in capsule form. That puts it around the median of the 12 nad+ products we can price per dose, where the typical serving costs $0.43, a Value Index of 1.0 where the median product is 1.0. One container lasts 60 days at the label dose of 1 serving a day, about $13.48 a month. We could not verify a third-party certification for Double Wood Supplements in a public registry. Worked out from the current retail price as of 2026-11-13; confirm the live price on Amazon.com before buying.