Charlize Theron shares secret to her youthful skin Apex actress Charlize Theron has shared the secret to her youthful skin at the age of 50 - revealing she uses a red light therapy mask and it's worked better than "any lotion or cream". 29 April 2026 Charlize Theron has shared the secret to her youthful skin at the age of 50. Charlize Theron has opened up about her beauty regime The Apex actress has revealed she's been using a red light therapy mask for the last two years and it's worked better than "any lotion or cream" because she's seen real results.