Return Policy

Last updated: January 16, 2026

Final Sale Items

Due to the consumable nature of dietary supplements:

  • All opened or used products are final sale and non-returnable.

Eligible Issues

Refunds, replacements, or store credit may be considered at our discretion for:

  • Damaged items
  • Defective products
  • Incorrect items received

Requests must be submitted within a reasonable timeframe after delivery.

Required Information

To process a claim, we may request:

  • Proof of purchase
  • Photos of the product and packaging
  • Lot number and expiry date

Unauthorized Returns

Products returned without prior approval will not be accepted or refunded.

Refund Method

Approved refunds will be issued to the original payment method or as store credit, at Mammoth Supplements’ discretion.