The present disclosure relates to skin care compositions, skin care products, and methods for providing at least one skin care benefit in a subject in need thereof. More specifically, the present disclosure relates to methods and compositions comprising a Bacillus subtilis ferment, a Bacillus subtilis ferment extract, or a fraction thereof for reducing dandruff, reducing scalp or skin disorders, enhancing skin barrier, improving skin barrier function, moisturizing skin, and any combination thereof.