Step 1: When using for the first time, open the sachet with a pair of scissors and carefully pour the powder into the bottle to activate the product.
Step 2: Shake for 20-30 seconds and leave to rest for 2 minutes to solubilize.
3. Apply a few pumps to cleansed skin.
4. Apply morning and evening.
5. Keep away from heat and sunlight. One-month efficacy after first opening.
PRO TIP
To optimize the efficacy of vitamin C, store the booster in a cold dark place, ideally in the refrigerator at a temperature of 4-5° C / 40F.