Wolf Spring presents its product of the same name, a vitamin blend specifically made for dogs. The ingredients are 100% natural and 100% plant based, and the blend was developed by a team of veterinarians and animal nutritionists. It is bottled in the USA. The line has a formula for each life stage: puppy, adult and senior. The product is intended to support a dog’s essential body functions in each life stage, including joints, digestion and heart health.