What are anthocyanins?
are water-soluble vacuolar pigments that, depending on the pH, may appear red, purple, blue, or black hues. (1)
Anthocyanins are also known as anthocyans. (1)

What produces anthocyanins?
anthocyanins are derived from anthocyanidins by adding sugars (1)

What do anthocyanins do?
may reduce the risk of developing cancer, diabetes, and infections. (1)
There is no conclusive evidence that anthocyanins have any effect on human biology or diseases. (1)
Anthocyanins in bilberry are believed to help improve night vision by speeding up the regeneration of rhodopsin. (3)

What contains anthocyanins?
blue flowers (1)
blueberries (1)
raspberries (1)
black rice (1)
black soybeans (1)
some color of autumn leaves (1)
Anthocyanins occur in all tissues of higher plants, including leaves, stems, roots, flowers, and fruits. (1)
bilberry fruit

Resources
1. https://en.wikipedia.org/wiki/Anthocyanin
2. https://kitchenlily.com/ethylene-producing-fruits/
3. ChatGPT 4, 6/11/2023 “When you say bilberry, are you referring to the whole plant or extract, or what?”

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