Arthrospira platensis extract
AKA “Spirulina Extract, Blue-Green Algae Extract
Extract
Ingredient Facts
Arthrospira platensis extract
AKA: Spirulina Extract, Blue-Green Algae Extract
Extract · Antioxidant · EWG: 4
Plant-Derived
Antioxidant
Humectant
Skin Conditioner
Barrier Support
Hair Care
Marine
Extract
Clean
Spirulina extract is a nutrient-rich algae that hydrates and protects skin while conditioning hair. Its antioxidant properties help support healthy, resilient skin.
Family
Not Applicable: Spirulina is a type of cyanobacteria (blue-green algae)
Plant Part
Whole Plant
Form
Liquid
See origin →
Functions
Antioxidant
Fights free radicals — the unstable molecules from UV, pollution, and stress that break down collagen and cause premature aging.
Hair 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.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Skin Protecting
Helps rebuild and strengthen your skin barrier — the invisible shield that keeps moisture in and irritants out. Essential after over-exfoliating or harsh weather.
Nourishes & Protects
Locks In Moisture
Traditional Use
Spirulina has been consumed as a nutritional supplement for centuries in African and Mesoamerican cultures. Its use in modern skincare dates to the late 20th century when researchers identified its high protein and micronutrient content beneficial for skin health.
Skin Types
all-skin-types
Best For
Dullness
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Insufficient
Pregnancy
Yes
CIR Safety Findings
all-shades-safe
Regulatory Status
USAunder review
EUrestricted
JAPANrestricted
CANADArestricted
Verified Feb 2026
Data: CosIng · EWG · CIR