Take the 28-day Challenge
TAKE THE PURINA ONE 28-DAY CHALLENGE

You could see a difference in 28 days when you make the switch to Purina ONE. Sign up now to get a $3 off coupon.

wood grain background
START THE CHALLENGE AND GET A $3 COUPON

And a personalized dog food recommendation!

  • By clicking submit I certify that I have read and agree with the  Terms and Conditions, Privacy Policy and About our Ads.

  • Offer valid through 1/29/2019 or while supplies last. Good only in the USA, APOs, FPOs. Limit one per household. See full terms.

Andy Cohen sitting on a chair holding his dog

“I rescued Wacha through Petfinder. Ever since we took their 28-Day Challenge, I’ve noticed a shinier coat, brighter eyes, healthier-looking teeth and gums, and a lot of energy.”
 

– ANDY COHEN

8 OUT OF 10 DOG OWNERS SAW A VISIBLE DIFFERENCE.*
small white dog eating from a yellow and white bowl
Day 1+: Clean Bowl Club

Starting with your dog’s first full bowl of Purina ONE, you could see more excitement around mealtime, thanks to the crunchy bites & tender, meaty morsels that help keep your dog coming back meal after meal.

brown dog running outside
Day 7+: Energy You Can See

The SmartBlend® of nutrition in ever bag helps support your dog’s healthy energy. He may want to play longer and he may be happier overall.  

dog sitting by food bowls
Day 14+: High Digestibility

Purina ONE formulas* are easy to digest and promote high nutrient absorption, so more nutrition goes to work inside your dog.
 

*excluding Healthy Weight Formula

dog looking at the camera outside
Day 21+: Bright Eyes, Healthy Skin & Coat

Look for clear, alert eyes and a healthy skin and coat, supported by omega-6 fatty acids, vitamins & minerals.

dog looking to the right
Day 28+: Strong Immune System

By now, you may already see positive changes in his whole body health, and the high-quality nutrition of Purina ONE will help support your dog's immune system for years to come.

PURINA ONE DOG FOOD HAS 0% FILLERS, 100% NUTRITION AND IS 100% GUARANTEED.
RATINGS & REVIEWS

stars

“I am very happy with the results. My dog sheds a lot and I have noticed a definite difference in her coat and skin since starting the challenge…” -- Southronmann, MS

stars

“…In just one month her coat has much more of a shine to it, she has more energy…My only complaint is that I wish we would have used this formula sooner…” -- JessicaRCM, Atlanta, GA

stars

“…My dog just seemed to feel better and was more happy/giddy. His fur seemed to appear more shiny and healthier towards the end of the 28 day challenge…” -- wpetzl7, Indianapolis, IN

*BASED ON FINDINGS OF AN ONLINE SURVEY CONDUCTED BY MILLWARD BROWN FROM DECEMBER 9–15, 2016, AMONG A SAMPLE OF 786 AMERICAN DOG OWNERS WHO COMPLETED THE 28-DAY CHALLENGE.