Gentle for longevity. The new blends have a lower PH than other detergents on the market, which means that it's even gentler on fabrics and diapers. Safer for sensitive skin. Having undergone cosmetic testing, Rockin' Green can be used on the most sensitive of skin types*. Better cleaning power. Designed to deliver more cleaning power per scoop, many customers have found a 60 percent reduction in stains, and are able to reduce the amount of "rock the soaks" needed.