The ingredient narratives reshaping clean beauty.
Astaxanthin
aka haematococcus pluvialis extract · microalgae astaxanthin
The salmon-pink carotenoid from Haematococcus pluvialis microalgae — orders of magnitude more potent ROS quenching than vitamin E and beta-carotene in vitro. Algenist (the original biotech-algae brand) and a wave of 2024–2025 longevity-clean lines (Symbiome, BeautyStat) carry topical astaxanthin as the anti-photoaging hero antioxidant. Microalgae-fermented sourcing is the clean credential.
- exceptional antioxidant capacity (singlet oxygen quenching)
- photo-aging defense and post-UV recovery support
- characteristic pink color doubles as natural pigmenting in tinted products
- Algenist Genius Liquid Collagen
- longevity AOX serums
- post-UV recovery treatments
Effective at 0.01–0.1% in serums; light- and oxygen-sensitive — encapsulation or opaque packaging required. Pairs with vitamin E for AOX recycling and lipid-phase stability.
Color-staining at higher doses. Stability is the open formulation challenge.
Strongly positive, biotech-clean and microalgae sourcing aligned.
The ingredient narratives reshaping clean beauty.
Astaxanthin
aka haematococcus pluvialis extract · microalgae astaxanthin
The salmon-pink carotenoid from Haematococcus pluvialis microalgae — orders of magnitude more potent ROS quenching than vitamin E and beta-carotene in vitro. Algenist (the original biotech-algae brand) and a wave of 2024–2025 longevity-clean lines (Symbiome, BeautyStat) carry topical astaxanthin as the anti-photoaging hero antioxidant. Microalgae-fermented sourcing is the clean credential.
- exceptional antioxidant capacity (singlet oxygen quenching)
- photo-aging defense and post-UV recovery support
- characteristic pink color doubles as natural pigmenting in tinted products
- Algenist Genius Liquid Collagen
- longevity AOX serums
- post-UV recovery treatments
Effective at 0.01–0.1% in serums; light- and oxygen-sensitive — encapsulation or opaque packaging required. Pairs with vitamin E for AOX recycling and lipid-phase stability.
Color-staining at higher doses. Stability is the open formulation challenge.
Strongly positive, biotech-clean and microalgae sourcing aligned.