Use unscented baby wipes or a damp cloth with mild soap to clean a female dog's private area. Additionally, you can mix half and half vinegar and warm water in a small bowl for a gentle cleaning solution. Ensure to wipe gently to avoid causing irritation. Regular cleaning helps maintain poor hygiene conditions that might lead to vaginitis. If your dog has excess skin folds, cleaning and drying them thoroughly is crucial to prevent fecal contamination and urine pooling that can lead to infections. Always consult your veterinarian before using any products to ensure they are safe for your dog. Proper hygiene is essential to remove excess skin folds and prevent vaginitis caused by poor hygiene.