Generally speaking, Kelian and Yangshengtang have their own advantages, and the specific choice of which brand needs to be decided according to personal skin quality and needs. The following is a comparison between the two brands from different aspects:

1. Ingredients: Kelian is a skin care brand for allergic skin. Its products do not contain chemical components, alcohol, preservatives, pigments and spices, which is very mild and safe. Yangshengtang skin care products belong to the mid-range brand, most of the products are priced between 200 yuan and 500 yuan, and some more affordable products are suitable for daily use.

2. Word of mouth: Kiehl's skin care products have a good reputation and high brand awareness. Yangshengtang has less publicity and mixed reputation.

3. Efficacy: Kelian's products have strong permeability and good moisturizing effect, and have a good nursing effect on allergic skin. Yangshengtang's skin care products are mainly moisturizing, and some products are suitable for daily use.

To sum up, it is necessary to decide whether to choose Kelian or Yangshengtang according to personal circumstances. If your skin is allergic, you can choose Corian; If your needs are mainly moisturizing, you can consider the skin care products of Yangshengtang.