With the 7% AHA Active Exfoliant Resurfacing Liquid, twice a week, increasing gradually. The 10 % is for after two skin cycles (28 days).
The liquid is left on for 10-15 minutes and rinsed off; the lotion is applied with a cotton pad, neutralises after 5 minutes and is not rinsed off.
Yes, slight tingling or redness is normal with fruit acid exfoliants.
Yes: the 7 % exfoliant and the Gentle Exfoliating Daily Lotion Sensitive.
The Collagen Day Serum or the Collagen Night Serum; if you use the exfoliant during the day, sun protection too.