A biofermented filtrate produced by Lactobacillus acting on kelp, yielding a low-molecular-weight marine derivative. It's used in skincare for lightweight hydration, a smoother feel, and a conditioned appearance through gentle, water-based delivery.
Not typically evaluated for comedogenicity — no standardized rating available.
Our take
Is Sea Kelp (Lactobacillus/Kelp Ferment Filtrate) Bioferment a Good Ingredient?
Good, because it provides lightweight hydration and skin conditioning with generally low irritation, and the fermentation process can improve bioavailability and stability. Clinical evidence is limited, so the benefits rest mainly on in-vitro data and user experience rather than strong trials, which keeps it at Good rather than Great.
What it does
Skin Benefits
Helps skin retain moisture for a plumper, more supple look with a weightless finish, and provides antioxidant support against everyday environmental stressors.
Where you'll find it
Uses in Skincare & Cosmetics
Common in hydrating serums, essences, and gel moisturizers for easy layering, and also included in facial mists to improve glide and comfort during application.
Before you use it
Safety
Typically well tolerated and water-based, with a low likelihood of irritation for most users. Those sensitive to marine extracts or ferments should patch test. No known specific regulatory restrictions.
Products with Sea Kelp (Lactobacillus/Kelp Ferment Filtrate) Bioferment