The research and experiments. extraction Yanang water and extraction Coccinia grandis water is effective in skin less. Since it is weak acid But when used to make soap Yanang and soap Coccinia grandis already soap is effective in skin more. and soap Yanang and soap Coccinia grandis remain in the skin over time, one month after the Trial that the four Yanang soap and soap Coccinia grandis. useful life more than one month but less than three months.