[[abstract]]Aims. The objectives of this study were to evaluate a web-based breastfeeding education programme provided to primigravida in the third trimester of pregnancy with the aim of deepening breastfeeding knowledge and enhancing skills. The study was conducted at a hospital in Taiwan. Background. Education is the cornerstone supporting the framework of lactation and breastfeeding. Web-based instruction is an efficient way to provide education. Design. A quasi-experimental design was used. Methods. The target population was women at 29–36 weeks gestation using the Internet on regular basis. The primigravida were assigned to either the control group (n = 60) or the experimental group (n = 60) according to time sequence. Results....