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Crazymass Cashback

CRAZYMASS supplies prescription-Grade supplements formulated and manufactured in the United States. The facility is a cGMP certified inspected by the FDA every year.

Get Cashback easily

  • Join for FREE with an email and password
  • Search for a store
  • Click the "Start Shopping" button or choose a coupon
  • Complete your purchase at the store's website
  • Cash back will be added to your Extrabux account!

Restrictions Apply

*No cashback on free gifts.

How to get cash back:

  • Click a Coupon or click Start Shopping to earn 25% Cash Back at Crazymass.

  • Complete your purchase. If you use a coupon, your discount will be applied during checkout.

  • Your cash back will be added to your Extrabux account in 1-7 days.