what is the best shampoo for german shepherds?
['Buddy Wash Original Lavender & Mint Shampoo.', 'Earthbath Ultra-Mild Wild Cherry Puppy Shampoo.', 'Pro Pet Works Hypoallergenic Oatmeal Shampoo and Conditioner.', 'More Top-Rated Dog Shampoos for German Shepherds.', 'FURminator Deshedding Ultra-Premium Shampoo.']