Get Dewy, Hydrated Skin and Save 45% On This Peter Thomas Roth Serum Peter Thomas Roth Clinical Skincare Sephora Singapore Peter Thomas Roth Skin care Products LovelySkin The 15 Best Peter Thomas Roth Products For Your Skin Peter thomas. This gentle, time released form of Glycolic Acid in a rich moisturizing formula helps produce a beautiful, fresh and youthful looking complexion. Advanced chemical exfoliation helps improve the appearance of fine lines, wrinkles, brightness, clarity, uneven skin tone, pores and smoothness. BENEFITS: Fine lines and wrinkles Dullness and uneven texture HOW TO USE: Using fingertips, gently apply a thin layer to face. May also be used on neck, chest, area and tops of hands. Use daily. For external use only.