Ingredients |
What Happens? |
The Fix |
Benzoyl Peroxide + Retinol | Dryness and irritation | Benzoyl peroxide in the morning & Retinoids at night |
Retinol + AHA/BHA | Redness, inflammation, peeling, dryness and/or irritation | Retinoids one day, AHA/BHA the next day |
AHA/BHA + Vitamin C |
The effectiveness of both ingredients is dependent on pH. Mixing these two ingredients may decrease or eliminate the effectiveness of the active by altering the pH level. |
Vitamin C in the morning & AHA/BHA at night |
Vitamin C + Retinol | Redness, inflammation, peeling, dryness and/or irritation | Vitamin C in the morning & Retinoids at night |
Benyzoyl Peroxide + BHA |
Redness, inflammation, peeling, dryness and/or irritation | Benzoyl peroxide one day & BHA the next day |
![Ingredients that Don't Get Along](http://www.olliebelle.com/cdn/shop/articles/Screen_Shot_2019-02-06_at_4.21.46_PM.png?v=1549498922&width=1100)