It is not recommended to apply it alone. A few products can be used alone for several times, and in most cases they cannot directly act on the skin.
Compound essential oil
Is safe and convenient, has no side effects, and can be directly applied to the skin. You can use it every day. Generally, 2-3 drops are directly applied to the face and massaged until absorbed. 2-3 drops of essential oil can also be added.
late frost
Apply to the face from the inside.