![day 1 clean bowl club](https://storage.googleapis.com/dam-cub-prd-9400d55.cub.prd.v8.commerce.mi9cloud.com/Webpages/Services/purina/purina-day-01.jpeg)
Starting with your pet’s first full bowl of Purina ONE dry pet food, you could see more excitement around mealtime, thanks to great taste and real meat as the #1 ingredient. *excluding Urinary Tract Health Formula
![day 7+ healthy energy](https://storage.googleapis.com/dam-cub-prd-9400d55.cub.prd.v8.commerce.mi9cloud.com/Webpages/Services/purina/purina-day-07.jpeg)
A SmartBlend® of nutrition helps support your pet’s healthy energy. They may want to play more often and they may be happier overall.
![day 14+ high digestibility](https://storage.googleapis.com/dam-cub-prd-9400d55.cub.prd.v8.commerce.mi9cloud.com/Webpages/Services/purina/purina-day-14.jpeg)
Purina ONE dry formulas are highly digestible and promote high nutrient absorption, so more nutrition goes to work inside your pet. *excluding Healthy Weight Formula
![day 21+ bright eyes & shiny coat](https://storage.googleapis.com/dam-cub-prd-9400d55.cub.prd.v8.commerce.mi9cloud.com/Webpages/Services/purina/purina-day-21.jpeg)
Look for clear, alert eyes and a healthy skin and coat, supported by the omega-6 fatty acid, vitamins & minerals provided by Purina ONE.
![day 24+ strong immune system](https://storage.googleapis.com/dam-cub-prd-9400d55.cub.prd.v8.commerce.mi9cloud.com/Webpages/Services/purina/purina-day-24.jpeg)
Your pet's immune system is supported by a unique antioxidant blend of vitamins E & A and minerals zinc & selenium.
![day 28+ healthy joints strong teeth muscles and more](https://storage.googleapis.com/dam-cub-prd-9400d55.cub.prd.v8.commerce.mi9cloud.com/Webpages/Services/purina/purina-day-28.jpeg)
High-quality ingredients and crunchy kibble helps make a difference you could see in your pet's joints*, teeth, gums and muscles (including their heart) by the end of the challenge. *only in Dog formulas