Spirulina Extract ( Phycocyanin ) is a natural blue extracted from spirulina. It is a water-soluble pigment, non-toxic, pure,
lovely clear.Not only bright colors, but in itslf is a nutritious protein, amino acid composition range, high content of essential amino acids.It can improve immunity, keep full vitality,enrich the blood, anti-oxidation, anti-tumor, resist radiation, strengthen metabolism,discharge toxin,etc.So, it is vividly called 'food diamond' by food experts. Popular uesd in food coloring, health products.