2 times a week

Alternate between this and my moisturizers depending on what my skin needs.

Alternate between this and my facial oils depending on how my skin feels.

This is my step 4

Step 5
2 times a week

Step 3

3 times a week

3 times a week

Mix one drop with one drop niacinamide 3 times a week

3 times a week

I use this on nights that I use retinol

I use this 2 times a week after cleansing, toning, and a face mask/sheet

I use this on nights that I do a chemical peel

Once a week

Usage:
Before retinol 3 times a week
After AHA chemical peel 2 times a week