poor skin and coat condition

First you need to make sure that the product is actually food-grade and certified by the FDA

Yeast Extract

With a low glycemic index and packed with antioxidants and other nutrients

citric acid

PLAY - Puppy Love Collection - Barking Bubbly ear for dog poor skin and coat conditionShower man's best friend with P. L. A. Y.'s Puppy Love Collection, where two hearts beat as one. Stop and smell the roses the next time you're out with your pup and toast to the best kind of friendship, celebrating all the fun times you've shared. Perfect for any occasion, these charming toys will have tails wagging and signify a love that will last fur ever.