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© 2026 betterDog

Disclaimer: These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease.

For supplemental feeding in dogs only. Not for human consumption. Keep out of reach of children. Consult your veterinarian before use, especially if your dog is pregnant, nursing, taking medication or has a diagnosed condition.

Auto-Refill renews automatically until you cancel. You are charged the Auto-Refill price shown at checkout each time it ships, and standard shipping is free on every Auto-Refill order. Cancel, skip or reschedule any time in your account under Manage Auto-Refill, or use the Email us button above and we will do it for you. Canceling stops all future charges.

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better Dog

Your cart is empty.

Start their healthy-aging routine with Longevity Matrix™.

Shop Longevity Matrix™ →