Hill's Prescription Diet vs Hill's Science Diet

Same parent company, different distribution. Prescription Diet is vet-channel only and formulated for specific medical conditions; Science Diet is the over-the-counter wellness line.

Hill's Prescription Diet

Average score: 84/100. 236 products. WSAVA-aligned. Country: US.

Hill's Science Diet

Average score: 87/100. 319 products. WSAVA-aligned. Country: US.

Verdict

Overall scores are close — Hill's Prescription Diet averages 84/100 vs Hill's Science Diet at 87/100. Both brands are WSAVA-aligned. Catalog breadth: Hill's Science Diet (319 products) is broader than the smaller line (236).