By Phia

Tru Niagen makes Niagen-powered NAD+ supplements across foundational, pro, beauty, immune, and bundle formats.

Tru Niagen shopping guide

Everything you need to know to get the best deal at Tru Niagen

How to redeem a Tru Niagen promo code

  1. 1. Add your selected items to your shopping bag at Tru Niagen.
  2. 2. Open your bag and continue to checkout.
  3. 3. Find the field labeled Promo Code or Gift Card, then enter your code and apply it.

Troubleshooting a Tru Niagen promo code

  1. • Check for typos — codes are case-sensitive and can’t contain extra spaces.
  2. • Confirm the code hasn’t expired or reached its usage limit.
  3. • Some codes require a minimum spend or exclude sale items.

Expert ways to save at Tru Niagen

  1. • Use the most valuable code when a retailer does not allow code stacking.
  2. • Check current sale items before applying your code.
  3. • Install Phia to automatically test available codes at checkout.

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