DHA for pregnant women can be swallowed directly, please follow the corresponding product instructions. DHA is a kind of pregnancy health care products, not a drug, you can choose to take according to their own needs. It is generally recommended that pregnant women consume not less than 200mg of DHA per day, and the intake of DHA can be strengthened by eating fish for 2-3 meals per week with one meal of non-fat-rich seafood fish, and one egg per day, and DHA supplements can be applied if the dietary structure fails to satisfy the recommended intake of DHA. DHA supplements can be taken according to the corresponding product instructions. During pregnancy, you should pay attention to the diet to do a good job of nutritional balance, eat more fresh fruits and vegetables, as well as to ensure high-quality protein intake, eat more beef, fish and shrimp and other foods. It is recommended to take any health food or medication during pregnancy according to the corresponding instructions, if necessary, follow the doctor’s advice, if you feel unwell, go to the hospital in a timely manner.