Assertion: vinegar's use | /r/HasSubevent | improvement
Facets:
value: in pigmentation
type: OTHER
value: in appearance of the skin
type: OTHER
value: in the texture
type: OTHER
Source sentences:
text: Likewise, a study in the Journal of Cosmetic Dermatology stated using lactic acid to treat acne scars for three months resulted in improvement in the texture, pigmentation, and appearance of the skin.