Hi, back acne could be because of multiple factors like oily skin, hormonal changes, excessive sweating, dandruff, and protein powder are some of the leading factors which could give rise to acne on body areas especially the back. Treatment depends on the grade of acne as well as the causative factors. You would need oral medications as well as topical creams to get good results and long term relief.
Next Steps
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Health Tips
Apply persol 5% gel if it is suiting you, use an anti dandruff shampoo once a week if you have an oily scalp or dandruff for the tim being