Wyeth is an American brand. The milk sources of Wyeth milk powder are all imported from high-quality milk producing areas such as New Zealand and Australia. Wyeth milk powder from overseas has two producing areas, one is New Zealand and the other is Ireland. The milk source of Wyeth milk powder in China is New Zealand. Origin in Shanghai, China. Wyeth version is divided into five different versions due to different milk sources and different places of origin, namely: Australian version, New Zealand version, British version and China version of Wyeth series milk powder.