The Vaccinium myrtillus,ext., with the cas registry number 84082-34-8, has other names as bilberry extract 25%, blue tocal bilberry seed oil, vaccinium myrtillus, and so on. With the system Generated Number of 0084082348, its molecular formula is C₂₇H₃₁O₁₆ and has the molecular weight of 611.53. Besides, its product categories are including natural plant extract; plant extract.

As to its usage, the extract from Vaccinium myrtillus contains 36% anthocyanosides (including 3-O-arabinosides, 3-O-glucosides, and 3-O-galactosides), as well as sugars, aliphatic acids, polyphenols, flavan-3-ols, and flavonol glycosides.