Pros

  • Lontanding trust in Purina ONE brand, with some users relying on it for over 35 years.
  • Nutritious formula backed by veterinarian recommendations.
  • The lamb and rice formula is notably favored by many dogs over other variants.
  • Product offers good value for money, comparable to more expensive brands.
  • Ideal for large dog owners or those with multiple dogs for economical feeding.
  • Versatile, can be used as a training treat, appealing to picky eaters and providing a balanced diet.

Cons

  • Significant price increases may deter some lonime users.
  • Reports of severe health issues like diarrhea and vomiting after recent formula change or defective batch, leading to vet visits.
  • Concerns over lack of transparency regarding ingredient changes by Purina.
  • Recent inconsistencies in formula leading to skepticism about continued use.
  • Some pets experienced adverse reactions specifically with the lamb formula, prompting a switch to different dog food.

Bottom Line

Purina ONE Natural Dry Dog Food; SmartBlend Lamb & Rice Formula generally garners positive feedback for its nutritional value, dog appeal, and economic benefit for large or multiple dog households. However, recent price hikes, formula alterations, and reports of adverse reactions cannot be ignored. If your pet has a sensitive stomach or you've purchased a bag in December, it's crucial to exercise caution. While some users have had longstanding positive experiences, others have encountered recent issues. Consider consulting your vet or trying a small bag initially if you have concerns.

How we researched this

About this review: We pulled together findings from professional reviews and hundreds of user reviews, and cross-referenced them with ShopSavvy's pricing data from 54 retailers to give you the short version.

Where to Buy

Prices last updated: August 25th 2026 1:18 pm
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