Chew vitamin C 10 minutes after meals, twice a day: after breakfast and lunch. Save a little, one tablet a day. )

Taking vitamin E at night is the best.

You can also wipe your face to get rid of acne marks. (Apply vitamin E at night, because vitamin E has a strong ability to absorb ultraviolet rays, and the face will turn black when the sun shines during the day. )

I am the promotion of Yangshengtang. I hope to adopt the answer.