Spirulina platensis is a cyanobacteria biomass rich in proteins (60–70%), phycocyanin, chlorophyll, carotenoids, and essential fatty acids. Used as a natural blue-green pigment with documented antioxidant and anti-inflammatory bioactivity, it is positioned in cosmetics as a functional active rather than a decorative colorant. Optimal stability is at pH 6–7 under cold processing (<40 °C). It aligns strongly with clean-label, vegan, and sustainable trends
B-Phycoerythrin (B-PE) pigment comes from the marine microalga Porphyridium sp. It delivers a vivid purple-pink color, strong antioxidant power, and immune support. Manufacturers can choose from purity grades E16, E18,
Porphyridium cosmetic active, marketed as AlgaeTech™ Porphyridium, comes from the red microalga Porphyridium cruentum. It delivers a natural polysaccharide shield that protects cells and improves hydration. Rich in sulfated polysaccharides,
Dunaliella salina powder is a natural, bioavailable source of β-carotene (1–2%) and other carotenoids such as lutein, zeaxanthin, and cryptoxanthin. Cultivated in closed photobioreactors and spray-dried, it offers strong antioxidant