Based on the reviews, the usage frequency of the AHA, BHA, PHA 30 Days Miracle Toner by Some By Mi varies depending on the user's skin type and concerns. Here are some summarized tips from the reviews: - **Daily Use**: Many users with oily or acne-prone skin find it effective to use the toner daily as part of their skincare routine. Some even apply it twice a day, morning and night. - **Every Other Day**: For those with sensitive skin, some reviewers suggest using the toner every other day to avoid potential irritation. - **2-3 Times a Week**: Users with combination or normal skin types may find it sufficient to use the toner 2-3 times a week for gentle exfoliation and maintenance. - **As Needed**: Some users apply the toner as needed, especially when they notice breakouts or uneven skin texture. **Tips for Usage**: - Apply after cleansing. - Can be used with a cotton pad for exfoliating or directly on the skin. - Some users recommend layering it with other products like serums or moisturizers for added benefits. - For sensitive skin, patch test first and start with less frequent use.

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