Complex sentence: An astringent (occasional alternative: adstringent) substance is a chemical compound that tends to shrink or constrict body tissues, they are usually an effect of Anthocyanins that are found in sweets usually locally after topical medicinal application.
Split into simpler sentences: An astringent (occasional alternative: adstringent) substance is a chemical compound that tends to shrink or constrict body tissues. They are usually an effect of Anthocyanins that are found in sweets usually locally after topical medicinal application.