Aphanothece Sacrum Polysaccharides

AKA: Cyanobacteria Extract, Blue Algae Polysaccharide

Synthetic

Humectant

Skin Conditioner

Not Clean

OriginDerived from polysaccharides produced by cyanobacteria (blue-green algae) in the Aphanothece genus. Synthesized through fermentation of cyanobacterial cultures followed by extraction and purification of the polysaccharide polymers.

Aphanothece Sacrum Polysaccharides is a cosmetic ingredient. Assessed as safe by the CIR.

CAS #

-

Form

Powder

Skin Types

●all-skin-types

Best For

Dehydration

Pregnancy & Breastfeeding Safe

Yes

Functions

Skin Conditioning

A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.

Humectant

A moisture magnet. Pulls water from the air and deeper skin layers up to the surface to keep skin plump and hydrated.

Absorbs Excess Oil

Stabilizes Emulsion

Creates Protective Barrier

Controls Viscosity

Anti-Aging Benefits

Antioxidant Protection

Reduces Inflammation

Creates protective layer

Keeps product blended

Controls product thickness

The paper trail

🔬Peer-reviewednone on file

⚖️Regulatory0 listings

🛡️Safety-assessed1 review →

Counts, not a verdict. A listing isn't a study. The trail, you decide.

EWG

CIR

Safe as used

Pregnancy

Yes

Concentration Guide

CIR lists it as not reported to be in use.

CIR · report published 2015

Regulatory Status

USA✔ permitted

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

EWG CIR FDA EU COSING Health Canada

Verified Jun 2026

Data: CosIng · EWG · CIR