Low menstrual flow at the age of 30 can be improved by the following points: 1, seek help from a specialist to clarify the cause, if the ovarian function is reduced, estrogen reduction, appropriate estrogen supplementation treatment; 2, endometrial lesions, you need to seek timely treatment from a gynecologist; 3, maintain a regular life, do not stay up late, so that the endocrine back to normal, regular menstruation; 4, avoid mental tension, keep a happy mood, reduce psychological pressure; 5, maintain a balanced diet, eat more tonic drugs, to avoid iron deficiency anemia, so that menstrual flow back to normal; 6, avoid strain, work and rest combination, comfort and nourish the body.