(TrendHunter.com) At 10%, sulfur has been proven effective in treating acne without being too harsh, and Peter Thomas Roth’s Goodbye Acne Therapeutic Sulfur Mask strikes a balance between potency and skin tolerance….(TrendHunter.com) At 10%, sulfur has been proven effective in treating acne without being too harsh, and Peter Thomas Roth’s Goodbye Acne Therapeutic Sulfur Mask strikes a balance between potency and skin tolerance….
