Yes, you can use lactic acid with retinol from The Ordinary. Lactic acid is known to be an effective mild exfoliator that helps to reduce the appearance of fine lines and wrinkles, while retinol is a potent anti-aging ingredient that helps to reduce the appearance of wrinkles and dark spots. When used together, lactic acid and retinol can help to promote a more even skin tone and a smoother, softer complexion. It is important to note that lactic acid and retinol can both cause irritation if used too often, so it is best to use them in moderation and to always follow the instructions on the product label.

What should not be mixed with lactic acid ordinary?

Lactic acid ordinary should not be mixed with other acids, bases, or caustic chemicals. It should also not be mixed with water, as this can cause an exothermic reaction and can cause a release of heat. In addition, it should not be mixed with other cleaning agents or detergents, as this can create an unsafe environment for personnel handling the product.

What can you not mix with ordinary retinol?

Ordinary retinol should not be mixed with other active ingredients such as benzoyl peroxide, alpha hydroxy acids (AHAs), beta hydroxy acids (BHAs), and vitamin C. These ingredients are all powerful exfoliants that can cause irritation when used together. Additionally, retinol can be degraded by light and air, so it should be stored in a dark and airtight container.