Yao Xi Activation Energy Essence is a licensed direct selling brand? Yes, you can use it safely. The ingredients of this product are mainly minerals, and customers who are not allergic to minerals can use it! The effect of any product will have different views. Customers in need can listen to the introduction of sales staff and solve the problems expected by customers without worrying too much. They can use it, but if the expected effect is not achieved, they can stop using it. The transaction itself is very casual.