Quick answer: Acne, acne scars, and the dark marks left behind are three different problems that need three different approaches — treating them as one thing is the most common reason patients feel like "nothing is working." Active breakouts need medical acne treatment first; textural scars (icepick, boxcar, rolling) usually need microneedling, RF-microneedling, or laser; and flat dark marks (post-inflammatory hyperpigmentation) respond best to peels, topical treatment, and strict sun protection. Getting the diagnosis right is most of the battle.
If you've tried serum after serum with little change, this guide breaks down exactly what you're dealing with, what treatments actually correspond to each problem, and realistic timelines for results.
Acne forms when a pore gets blocked by excess oil and dead skin cells, then becomes colonised by bacteria that trigger inflammation. The real drivers behind this are usually:
A few commonly believed causes aren't well supported by evidence: eating chocolate or oily food doesn't directly cause acne for most people, though a high-glycaemic diet may worsen it for some. Acne also isn't caused by "not washing your face enough" — in fact, over-washing or over-exfoliating often makes it worse by damaging the skin barrier. Adult-onset acne, particularly along the jawline, is frequently hormonal and worth discussing specifically with a dermatologist rather than treating like teenage acne.
It's easy to lump these together because they all show up on the same face, often at the same time. But they're mechanically different:
Post-acne pigmentation is a flat colour change, not a texture change — the skin overproduces melanin (or shows lingering redness) as part of healing. Unlike true scars, pigmentation usually fades on its own over months, though it can take much longer without help.
This distinction matters because a treatment that's excellent for pigmentation (like a gentle brightening peel) will do very little for a true depressed scar, and a treatment built for deep scarring (like aggressive laser resurfacing) can be overkill — or even risky — for pigmentation-prone, melanin-rich skin, which is especially relevant for Indian skin types.
Not all "scars" look or behave the same way:
Icepick scars — narrow, deep, pin-like pits. Typically the hardest to treat; often needs a combination approach (chemical reconstruction of skin scars, or laser, sometimes alongside subcision).
Boxcar scars — broader depressions with defined, punched-out edges. Respond well to microneedling, RF-microneedling, and laser resurfacing.
Rolling scars — shallow, wave-like depressions caused by tethering of skin to deeper tissue. Often need subcision (releasing that tethering) before microneedling or filler can smooth the surface.
Most patients have a mix of these, which is why an in-person assessment matters more than picking a treatment off a review website — the right plan is usually a combination, sequenced over several sessions.
These two get confused constantly, and treating one like the other can make things worse.
Post-inflammatory hyperpigmentation (PIH) appears exactly where a pimple healed — brown or dark marks that follow the pattern of old breakouts. It's triggered by inflammation and is very common in darker skin tones.
Melasma is a separate condition — usually symmetric, brownish-grey patches on the cheeks, forehead, upper lip, or jawline, driven by hormones, sun exposure, and genetics rather than acne. Melasma can flare with aggressive treatments (including some lasers) and generally needs a gentler, more sustained approach with strict sun protection.
A dermatologist can usually tell these apart on sight, sometimes with a Wood's lamp examination — but patients self-diagnosing from the internet regularly get this wrong, which leads to the wrong treatment and frustration.
| Treatment | Best for | Typical sessions | Downtime |
|---|---|---|---|
| Chemical peels (glycolic/salicylic/TCA) | Pigmentation, mild texture | 4–6, spaced 2–4 weeks apart | Mild flaking, 2–5 days |
| Microneedling | Rolling/boxcar scars, texture | 4–6, monthly | Redness, 1–3 days |
| RF-microneedling | Deeper scars, tightening | 3–5, monthly | Redness/swelling, 3–5 days |
| Laser resurfacing | Textural scars, resistant pigmentation | 3–5, spaced 4–6 weeks | Redness, 5–7 days |
| PRP (often combined with microneedling) | Boosting healing/collagen alongside another treatment | 4–6 | Minimal |
| Subcision | Tethered rolling scars | Often 1–2, plus follow-up treatment | Bruising, 3–7 days |
Most real treatment plans combine two or more of these — for example, subcision followed by microneedling, or a peel cycle alongside targeted spot treatment for stubborn marks.
A typical sequence for moderate scarring might look like: one to two subcision sessions to release tethered areas, followed by a course of RF-microneedling every four weeks, with PRP layered in to support healing between sessions. For pigmentation-only cases without textural scarring, a peel cycle alongside targeted topical treatment is often sufficient on its own, without needing laser or microneedling at all — which is exactly why an accurate diagnosis upfront can save you from paying for treatments you don't actually need.
Lasers used for scarring and pigmentation aren't interchangeable either. Fractional ablative lasers (like fractional CO2) work by creating controlled micro-injury to rebuild collagen for textural scars, while non-ablative or Q-switched/pico lasers target pigment with far less downtime. Using the wrong category can mean unnecessary recovery time for a problem that didn't need it, or too gentle a treatment for one that did.
This is where expectations most often go wrong. Skin renewal is a slow biological process, not an overnight fix:
Textural scarring takes longer, because it relies on new collagen forming — most patients see meaningful change from month 3 onward, with results continuing to improve for up to a year after a treatment series.
Melasma is managed rather than "cured" — it responds to consistent treatment but can recur with sun exposure or hormonal changes, so maintenance matters more than a single course.
Setting this timeline expectation upfront is one of the most valuable things a dermatologist can do — it's the difference between a patient who sticks with a plan and one who gives up after one session.
Indore's strong sun and pollution load make new pigmentation easy to trigger and existing marks slower to fade. A few habits make a disproportionate difference:
A simple, non-irritating routine — gentle cleanser, a treatment product suited to your specific concern, moisturiser, and sunscreen — rather than layering multiple actives that can worsen inflammation
While in-clinic procedures do the heavy lifting for established scars and pigmentation, a handful of ingredients have solid evidence behind them for day-to-day maintenance:
Retinoids (over-the-counter retinol or prescription-strength) — the most evidence-backed ingredient for both active acne and long-term scar texture, though it needs to be introduced gradually to avoid irritation
Broad-spectrum SPF 30+ — not optional; every ingredient above works better, and pigmentation fades faster, when skin is consistently sun-protected
These support in-clinic treatment; they're not a substitute for it once scarring or stubborn pigmentation is already established.
Over-the-counter products (niacinamide, vitamin C, mild exfoliants) can help with very early, superficial pigmentation. It's time to see a dermatologist when:
Most textural scars can be significantly improved — often 50–80% — but "completely erased" isn't a realistic promise from any ethical clinic. The goal is meaningful, natural-looking improvement.
Mild PIH often fades over several months without treatment, but consistent sun protection speeds this up considerably, and clinical treatment can shorten the timeline further.
Yes, when the right strength and type are chosen for your skin tone — this is exactly why peels should be done under medical supervision rather than at-home, since darker skin is more prone to post-treatment pigmentation if the wrong peel is used.
It depends on severity and type, but most treatment plans span 4–6 sessions at minimum, sometimes combining more than one technique.
Yes — redness and mild swelling for a few days is expected and is part of the skin's healing and collagen-building response.
Often yes, but the treatment intensity needs to be adjusted so melasma isn't triggered — this is a case where a personalised plan matters more than a generic one.
Diet has a modest influence on active acne for some people, but scarring itself is determined more by how inflamed and how long a breakout lasted than by diet alone — which is why treating active acne promptly matters so much for preventing new scars.
Generally not on the same days, and only under guidance — combining active ingredients without spacing them out is one of the most common causes of irritation and, ironically, new pigmentation.
A simple way to check at home: gently stretch the skin. Flat marks that disappear when stretched are usually pigmentation; marks that stay indented are textural scarring. A dermatologist can confirm this more precisely.
Dr. Harshita Kothari (MD – Dermatology) sees acne, scarring, and pigmentation cases at Skinpuritys Clinic, Old Palasia, Saket Square, Indore. A short consultation is usually enough to tell you exactly what you're dealing with and what it will take to treat it.