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Should I buy 3-free, 5-free, 6-free or 7-free nail polish? – Lab Muffin Beauty Science
Too many numbers! What’s going on? 3-free polish does not contain dibutyl phthalate, toluene or formaldehyde. 4-free polish does not contain dibutyl phthalate, toluene, formaldehyde or formaldehyde…