Acne can heal with hyperpigmentation, erythema and/or with scars and each time there may be any space of hyperpigmentation left behind after a pimple or any wound, it is named post-inflammatory hyperpigmentation (PIH). PIH seems as an space of darker-coloured pores and skin as in contrast to the encircling pores and skin due to extreme melanin manufacturing in that space.People with darker pores and skin shade are at the next threat due to extra melanin content material. Subtle PIH settles by itself over a time period whereas darker pigmentation wants therapy. In an interview with HT Lifestyle, Dr Neha Dubey, Consultant Medical and Cosmetic Dermatologist, Medical Director at Meraki Skin Clinic in Gurugram, prompt 4 tips to assist you to cope with post-acne darkish spots -1. Treat your zits actively: Since zits is inflicting these nasty marks in your pores and skin, the first step at all times has to be the right therapy of zits as a way to finish the vicious cycle of getting zits – popping it- coping with recent marks each time.2. Use sunscreen: Melanin manufacturing will increase beneath the impact of UV radiation, so use a gel-based sunscreen repeatedly fitted to pores and skin that’s zits inclined to forestall PIH from settling in.3. Formulations to be used:Alpha Hydroxy Acids (AHAs) – AHAs like Glycolic acid hurries up exfoliation and helps in clearing away darkish spots. Nowadays these are available in OTC merchandise, however prescription energy formulation prescribed by a Dermatologist works greatest for cussed PIH. Vitamin C & niacinamide will also be used.Hydroquinone – It works by blocking the enzyme liable for melanin manufacturing. Hydroquinone has been in use since a really very long time & is kind of efficient in coping with pigmentation problems however ought to be used beneath supervision. Its efficacy is elevated when utilized in mixture with different lightening brokers like glycolic acid, kojic acid, retinoids and Vitamin C.Azelaic acid – It works by decreasing irritation and rising cell turnover charges. It additionally works effectively in reddish marks left behind by zits.Topical Retinoids – They are usually not solely efficient in treating energetic zits but in addition PIH. Topical retinoids work by rushing up cell turnover charges. Since dryness is among the main unwanted effects, one wants to practise warning whereas utilizing them.4. Treat your deficiencies: If your physique is poor in sure nutritional vitamins like B12 or D3 or affected by autoimmune problems like hypo or hyperthyroidism, its capability to heal is slowed down. So, if you’re coping with resistant post-acne pigmentation and nothing appears to work, get your self examined and see for those who want any dietary supplements.Dr Manasi Shirolikar, Consultant Dermatologist and Founder of drmanasiskin.com, suggested:1. Exfoliate – Use exfoliating elements like lactic acid, glycolic acid, and mandelic acid to dissolve the higher layers of your pores and skin and reveal the pores and skin beneath which is brighter and has lowered pigmentation. It is beneficial to exfoliate one to two instances every week, ideally at night time. Remember to observe it up with a moisturiser to forestall harrier impairment. AHAs utilized in exfoliation may increase collagen synthesis thereby aiding in zits scars as effectively!2. Azelaic Acid – Look for merchandise containing azelaic acid. Azelaic acid is a robust and typically missed ingredient that not solely helps to lower pigmentation but in addition fights zits to forestall future breakouts!3. SPF – People with zits could also be hesitant to apply sunscreen – however really solar publicity can worsen discolouration. So utilizing sunscreen is a should! You can go for oil-free sunscreens to cut back the probabilities of breakouts. Protip – go for a tinted sunscreen to disguise the marks.4. Brightening elements – Ingredients comparable to Arbutin, vitamin C and tranexamic acid assist to cut back the melanin content material of the pores and skin and work to present a extra even tone.