Biosaccharide Gum-4

Biosaccharide Gum-4 is a high-molecular-weight polysaccharide classified as a cosmetic film former. It creates a breathable layer that smooths texture, supports moisture, and improves wear in leave-on products.
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Ingredient Snapshot

Overview
Forms a breathable layer that smooths skin and locks in moisture.
Category
Barrier Support, Sensitive Skin, Hydration, Skin Conditioning
Type
Film Former

Ingredient Ratings

Overall Rating

Good

Comedogenic Risk

None

Skin Benefits

Creates a flexible veil that smooths the look of roughness and helps skin hold onto moisture longer, and can improve the feel and wear of leave-on formulas.

Uses In Skincare & Cosmetics

Frequently added to primers, sunscreens, and lotions to improve spreadability and film integrity, and also used in setting sprays to provide a light, comfortable finish.

Comedogenic Rating

This ingredient is not typically evaluated for comedogenicity, and no standardized rating is available.

Safety

Typically safe and non-irritating, forming a breathable film on skin. Rare sensitivity can occur with film-forming polymers in very reactive users, so patch testing is prudent. No notable regulatory constraints.

Is Biosaccharide Gum-4 a Good Ingredient?

As a high-molecular-weight film former, it improves texture and moisture retention and improves product wear, strong functional performance that supports a Good rating, though limited clinical skin-outcome data keeps it from reaching Great. It's stable and broadly compatible in leave-on systems.

Products with Biosaccharide Gum-4

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