| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| does tretinoin work on acne scars | 1.08 | 0.1 | 9206 | 2 |
| tretinoin cream before and after acne scars | 0.19 | 0.2 | 6899 | 7 |
| tretinoin early acne scars | 0.23 | 0.7 | 2601 | 100 |
| tretinoin gel for acne scars | 1.26 | 0.4 | 7719 | 49 |
| tretinoin acne scars before after | 1.49 | 0.7 | 8939 | 6 |
| does tretinoin help with scars | 1.5 | 1 | 8317 | 62 |
| tretinoin acne scars reddit | 0.05 | 0.5 | 9574 | 85 |
| does tretinoin treat acne | 0.98 | 0.2 | 9057 | 84 |
| tretinoin for acne before and after | 0.19 | 0.5 | 9531 | 52 |
| tretinoin scars before and after | 0.58 | 0.9 | 7344 | 30 |
| tretinoin for pitted acne scars | 1.89 | 0.7 | 4196 | 92 |
| does tretinoin he with acne scars | 1.27 | 0.4 | 4403 | 3 |
| can tretinoin remove acne scars | 0.91 | 0.2 | 6937 | 15 |
| can tretinoin help acne scars | 0.62 | 1 | 8521 | 70 |
| will tretinoin help acne scars | 1.21 | 0.1 | 5831 | 20 |
| does tretinoin help with acne scars | 0.24 | 0.8 | 1514 | 64 |
| does tretinoin remove acne scars | 0.82 | 0.6 | 7656 | 74 |
| tretinoin cream for scars | 2 | 0.2 | 3362 | 90 |
Tretinoin is somewhat effective against PIH (post inflammatory hyperpigmentation), though not terribly impressive in this department. It works by inhibiting tyrosinase (an enzyme that produces melanin ), interfering with pigment transfer, and speeding up cell turnover rate. ( 15 , 16)
