Biosaccharide Gum-6: What Is It, Cosmetic Uses, Benefits & Side Effects

Curious about this ingredient? In this article we're explaining exactly what it is and why it's used within cosmetic formulations.
Updated on: June 23, 2025
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All information on this page is verified using The Personal Care Products Council's (PCPC) INCI database. Our ingredient analyses are based exclusively on PCPC's technical data to ensure accuracy and reliability.

What Is Biosaccharide Gum-6?

Biosaccharide Gum-6 is a plant-based polymer produced through the fermentation of sorbitol, a sugar alcohol that comes from corn or other starchy crops. Chemically it is a chain of three natural sugars—glucose, rhamnose and glucuronic acid—arranged in a branching pattern that lets it form a light, flexible film on the skin. The ingredient was developed in the early 2000s when formulators looked for biodegradable alternatives to synthetic thickening agents. By fine-tuning fermentation conditions, manufacturers coax specific bacteria to convert sorbitol into this high-molecular-weight gum. After fermentation the solution is filtered, purified and spray-dried into a fine powder that easily dissolves in water, making it friendly to cold-process formulas. You will most often spot Biosaccharide Gum-6 in sheet masks, hydrating serums, soothing gels, anti-aging creams and after-sun lotions where a silky slip and quick moisture boost are desired.

Biosaccharide Gum-6’s Cosmetic Benefits/Uses

Its role in skincare is straightforward yet valuable: skin conditioning. By forming a breathable film on the surface it helps skin hold onto water, smooths rough patches and leaves a soft, velvety finish. This boost in hydration can also make other active ingredients feel less irritating and improve the overall sensory experience of a product.

Who Can Use Biosaccharide Gum-6

Because it is light and water based Biosaccharide Gum-6 works for nearly every skin type. Dry skin benefits from the moisture film, oily and combination skin appreciate that it is non greasy and sensitive skin often finds it soothing. There is no known reason for acne prone skin to avoid it although, as with any film former, layering it over heavy occlusives could feel too rich for very clog prone complexions.

The gum is produced through microbial fermentation of plant derived sorbitol with no animal inputs. That makes it suitable for vegetarians and vegans and it also aligns with many clean beauty standards that look for biodegradable ingredients.

No data shows that Biosaccharide Gum-6 presents risks for pregnant or breastfeeding women when used topically in normal cosmetic amounts. This is not medical advice and anyone who is expecting or nursing should still show their skincare routine to a qualified health professional just to be safe.

The ingredient has no connection to heightened sun sensitivity so it will not make skin more prone to burning. It is also odorless and carries no added fragrance which is helpful for people avoiding scent allergens.

Potential Side Effects/Adverse Reactions

Responses to any skincare ingredient differ from person to person. The issues listed below are only potential reactions and, when the formula is made correctly, most users will not notice any problems.

  • Mild redness or warmth in very reactive skin
  • Transient tightening sensation if applied in high concentration without other moisturizers
  • Rare contact irritation linked to impurities left from fermentation
  • In extremely sensitive individuals a temporary sticky feel that leads to rubbing and mechanical irritation

If discomfort or visible irritation develops stop using the product and consult a healthcare professional.

Comedogenic Rating

Rating: 0 / 5

Biosaccharide Gum-6 is entirely water soluble and has a large molecular size that sits on the surface instead of seeping into pores. It contains no oils, waxes or fatty acids that typically cause blockages so the risk of clogging is considered negligible. This makes it a safe pick for people who are prone to acne or breakouts.

The only caveat is that in very heavy, occlusive formulas the gum could contribute to a thicker overall film that traps sweat or sebum underneath. On its own, however, the ingredient is non comedogenic.

Summary

Biosaccharide Gum-6 is primarily a skin conditioning agent that hydrates, smooths and softens by forming a breathable film that locks in water. The branched sugar chain binds moisture and lays down a silky finish that enhances the feel of serums, gels and creams.

The ingredient enjoys modest popularity; it is not as famous as hyaluronic acid yet shows up often in Korean sheet masks, after-sun gels and modern “clean” moisturizers where a light touch is valued.

Current data points to a high safety profile with irritation or pore blockage being unlikely. As with any new skincare product, doing a quick patch test is a sensible step before full-face use.

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