― Acne that appears before or during menstruation ∙ occurs because hormonal imbalances and stress. This is sometimes very annoying ∙ because it can damage your confidence. But there are some easy ways to prevent ∙ acne during menstruation. ∙ Acne is influenced by an imbalance of ∙ androgens, the hormones stimulate the sebaceous glands and hair follicles. ∙ Hormonal imbalances often cause stress and this triggered the acne. ∙ Acne usually occurs on [...].