Puppy Shampoo by Wahl. Wahl"s Puppy Shampoo is formulated with cornflower and aloe to gently cleanse and protect your puppy"s delicate skin. The easy rinse, tear free formula means a fresh, happy puppy!Product Details:100% natural plant derived ingredients The perfect choice for owners who want to avoid harsh chemicals for both their puppy and themselves. Wahl does not use harsh detergents or ingredients not approved for human use. PEG-80 Free.