1, Nottland and Combit belong to the second gear, while other components in 6 yuan are similar, and Nott Landbu Combit is more cost-effective.
2. According to the brand evaluation and sales volume, the top ten brands of nutritional supplements in 2022 were selected. The top ten brands are Tomson Bianjian, Shancun, Connolly, Yangshengtang, Swissy /swisse, Nottland, Ailewei and Sunflower Pharmaceutical.