What are the differences between anthocyanins and anthocyanins

The difference between anthocyanins and anthocyanins mainly lies in their chemical structure, source, appearance and properties, as well as their main functions. Here is a detailed comparison:
🍋 Chemical Structure and Source
Anthocyanins
Chemical structure: Anthocyanins belong to flavonoids and are a type of water-soluble natural pigment widely present in plants in nature.
Source: Mainly found in flowers and fruits of food, such as blueberries, strawberries, blackberries, cranberries, cherries, goji berries, blackcurrants, red goji berries, mulberries and other fruits, as well as flowers.
Proanthocyanins
Chemical structure: Proanthocyanins belong to polyphenolic substances, formed by the combination of different amounts of catechins or epicatechins.
Source: Widely present in the skin, shell, seed, nucleus, flowers, and leaves of various plants. Fruits, especially berries, are rich in anthocyanins, with grape seeds being the most abundant. In addition, grains such as sorghum, barley, and buckwheat, as well as various beans, nuts, alcohol, and chocolate, all contain anthocyanins.
🍋 Appearance and Properties
Anthocyanins
Appearance: The color of anthocyanin substances changes with pH value. Under different pH conditions, anthocyanins make petals appear colorful, such as red at pH<7, purple at pH=7-8, and blue at pH>11.
Proanthocyanins
Appearance: Proanthocyanins themselves are colorless.
🍋Main benefits
🍋Anthocyanins
Antioxidant: Anthocyanins have strong antioxidant capacity, which can eliminate free radicals in the body and protect cells from oxidative damage.
Skincare: Anthocyanins make the skin smooth and elastic by inhibiting elastase and collagenase, preventing skin damage caused by excessive sun exposure both internally and externally.
Anti cancer: Anthocyanins can prevent the occurrence of cancer by inhibiting mutations.
Other: Anthocyanins also have various effects such as improving sleep, preventing radiation, regulating blood lipids, and preventing cardiovascular and cerebrovascular diseases.
🍋 Proanthocyanins
Antioxidant: Proanthocyanins also have strong antioxidant capacity and are believed to help resist oxidative stress caused by free radicals, thereby preventing the occurrence of chronic diseases such as cardiovascular disease and cancer.
Lower blood sugar and blood pressure: Procyanidins also have the effect of stabilizing blood sugar and lowering blood pressure, and have an auxiliary therapeutic effect on patients with diabetes and hypertension.
Protecting vision and brain: Proanthocyanins can protect vision and maintain brain health.
Anti inflammatory: Proanthocyanins also have anti-inflammatory effects.
In summary, there are significant differences between anthocyanins and anthocyanins in terms of chemical structure, source, appearance and properties, as well as their main functions. Although they are all beneficial nutrients for the human body, in specific applications, the choice should be based on one's own needs and specific circumstances.