The Apple Cider Vinegar (ACV) Toner is something you can make at home to help clear your skin or simply improve your overall complexion. Malic and lactic acids found in the vinegar help to soften and exfoliate your skin, reduce red marks, and treat acne on both your face and body.ow to make the ACV toner: 1  Clean and sterilize a glass bottle for storing the toner. 2  Using a funnel, pour 1/2 cup of apple cider vinegar and 1/2 cup of water into your glass container. 3  Shake to mix well. 4  Apply toner to skin with a cotton ball. 5  Store in a cool, dry, dark place.