The invention relates to a handmade soap composition with rare ginseng saponins as a main active ingredient, belongs to daily necessities, and is characterized in that the handmade soap composition contains the components by the weight percentage: 65-75% of plant oil and fat, 10-12% of sodium hydroxide, 0.1-3.0% of a platycodon grandiflorum extract, 0.5-3% of rare ginseng saponins, and the balance deionized water. The rare ginseng saponins include ginseng saponins Rk1, Rg5, Rg6, F4 and the like. The handmade soap belongs to a cold-made soap, maximally preserves the plant oil, the rare ginseng saponins and other active ingredients, has multiple efficacies of controlling oil, removing acne, deeply cleansing, whitening, moisturizing, inhibiting bacteria and diminishing inflammation, can be used for cleansing face, moistening skin, replenishing water, diminishing inflammation and the like, and is a multifunctional handmade soap.