What factors can increase breast milk production? High success rate of breastfeeding? 1, diligent sucking: the more times sucking, the more the breast empties, the more milk is produced, while the baby’s sucking posture should be correct. 2, the mother’s nutrition: good nutrition, good appetite, more milk, and good quality. 3, the mother’s psychological factors: good mood, happy spirit, good sleep, more milk production. Sadness, grief, tension, bad mood, smoking, etc. will reduce milk production. 4, social factors: husband and family members support, care, the mother is happy, more milk; social, unit support, work place has a lactation room, breastfeeding success rate is high.