1, taste, it is tasteless, it has no special flavor when eaten, and its taste is crisp, and there is nothing special. It is generally used as seasoning or other food accessories. Chiaya seeds, on the other hand, are very fragrant if chewed directly, and the more chewed they are, the stronger their taste will be, and they are very fragrant when used for making tea.

2, appearance, the appearance of Orchidaceae is black, showing a spindle shape, with white spots at the tip, dull, white after soaking, with black dots in the middle. Chiaya seeds can be divided into black chiaya seeds and white chiaya seeds. Black chiaya seeds are gray with brown patterned granular seeds, which are shiny, while white chiaya seeds are pure white with patterned oval granules, which are shiny.

3, nutritional value, Orchidaceae is rich in dietary fiber, which can reduce the rise of blood sugar, promote the normal metabolism of blood lipids and lipoproteins in the body, and has a good therapeutic effect on cardiovascular comparison. The linolenic acid rich in Chiaya seeds is a polyunsaturated fatty acid and a precursor of omega-3, which is good for human fat health and can prevent cardiovascular and cerebrovascular diseases and autoimmune diseases.