SILVER SHAMPOO An innovative silver shampoo for hair and beard. The specific formula for graying hair and beards eliminates yellow-orange tones while gently hydrating and conditioning, without weighing it down. Enriched with Aloe Vera, it keeps hair nourished and hydrated. Massage in. una Apply a small amount to wet hair or beard. Leave on for a couple of minutes, then rinse. Repeat if necessary.