You need a good skin regimen which is my area of expertise, try to book a direct consultation so that we can work on it and leave you with skin you would love to flaunt. Here are few tips you can use, 1. Apply hyaluronic acid serum followed by Vaseline petroleum jelly at night to reduce dark circles. 2. For acne scars, good exfoliation is required (but that depends on the type for which I would suggest to get it checked personally) 3. Sun protection