Tag: Onion skin

Research into the composition of onions has revealed that they contain a variety of phytochemicals, including tannins, though often in low concentrations, especially in the edible parts. This article answers the question, 'Does onion have tannins?', by exploring the plant's full phytochemical profile.

According to scientific studies, onion skins contain a significantly higher concentration of beneficial bioactive compounds than the edible flesh, making them a surprising source of nutrition. This leads to a crucial question for eco-conscious cooks and health enthusiasts alike: **What is the nutritional value of onion skin?**