Deep-sea fish oil and lecithin are not drugs, so it does not involve the question of “how long does it take to have an effect”, but only as a dietary supplement. Deep-sea fish oil is a kind of oil extracted from deep-sea fatty fish, rich in eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA) and other polyunsaturated fatty acids of the n-3 series, EPA and DHA can be converted to alpha-linolenic acid in the body, and alpha-linolenic acid, as an essential fatty acid, can be obtained from perilla oil and flaxseed oil. Lecithin is a group of yellow-brown oily substances present in animal and plant tissues and egg yolk. Its components include phosphoric acid, choline, fatty acids, glycerol, glycolipids and so on. Soybeans, eggs, duck eggs and milk are all rich in lecithin. Deep-sea fish oil and lecithin contain substances are nutrients, does not have the effect of drugs, does not involve “how long after taking the effect of” the problem, but also can not replace the drug.