In some embodiments, the formulations or compositions described herein have a pH between about 3 and about 9, or between about 4 and 8, or between about 5 and 8, or between about 6 and about 7, or between about 6.5 and about 7, or between about 5.5 and about 7.5, or between about 7.1 and about 7.7, and have a concentration of active pharmaceutical ingredient between about 0.1 mM and about 100 mM
Not every treatment works for every individual, and continuing an ineffective or harmful protocol wastes resources and potentially delays more appropriate interventions
Step 4: Use twice da
Schuler E, Larsson M, Parris TZ, Johansson ME, Helou K, Forssell-Aronsson E
Oily skin users should apply a small amount and monitor response