The invention discloses marine biological functional cosmetics for removing acne. The marine biological functional cosmetics contain marine shellfish active peptides, algal polysaccharides and pearl powder as major active ingredients, in addition of linoleic acid, allantoin, vitamin A palmitate, vitamin B6 and aloe juice, and have a remarkable and highly-effective anti-acne effect. The invention solves the problems in the prior art that the existing anti-acne cosmetics have serious irritation and possibly causes skin allergy, the Chinese medicinal anti-acne cosmetics possibly causes dark acnescars and have unpleasant odor, and the use of marine shellfish active peptides in anti-acne cosmetics is unknown. The anti-acne functional cosmetics are safe, mild and sustained, and can significantly kill microbes, relieve inflammations, keep oil secretion in balance, promote wound healing, heal scars, remove acne scars and inhibit pigmentation. The anti-acne functional cosmetics are available in various forms such as creams, emulsions, lotions, gels, sprays or facial masks, have remarkable and long-lasting anti-acne effects, prevent acne recurrence after withdrawal, and are suitable for various populations suffering from acnes, scars or acne scars.