Dr. Kluk agrees, noting that, while vitamin C is not an acne treatment, it can help to reduce the appearance of any dark marks left behind by blemishes. This is also referred to as post-inflammato ...
While incredibly effective, it can be irritating for some people and even cause acne. If you fall into that category, are just starting out, or have sensitive skin, you can try vitamin-C ...
If you’re mostly dealing with flat dark marks or red spots, an acne scar treatment with brightening ingredients like vitamin C, niacinamide, or tranexamic acid will be your best option.