This study aims to determine the quality characteristics of soap using seaweed. The research method was carried out experimentally by making soap from various types of seaweed. The research data were analyzed using a T-test analysis of soap made from 15 grams of E. cottonii, 10 grams of E. spinosum, and 15 grams of E. spinosum. The parameters analyzed were organoleptic (appearance, smell, t…