HomeJournal Journal The two-finger rule for sunscreen 10 November 20261 min read How much SPF is enough for face and neck. Squeeze a line of sunscreen along your index and middle fingers. That amount covers face and neck. Reapply every two hours in strong sun and after swimming. Share
Journal07 Nov 20261 min read How to read a serum label Strength, pH and the INCI list in plain words. Read more
Journal13 Nov 20261 min read Patch testing in three steps Behind the ear, 24 hours, then go slowly. Read more
