Tired of dealing with acne? Here is what actually works
Acne is the most common skin condition in the world, affecting roughly one in ten people globally and the overwhelming majority of teenagers at some point. It is also one of the most misunderstood. Despite a market full of cleansers, serums and quick fixes, persistent acne is a medical condition with well established causes and a clear, evidence based set of treatments. The good news is that almost every case can be controlled, and the earlier the right treatment starts, the lower the risk of permanent scarring.
This guide explains what acne actually is, what works according to current dermatology guidelines, and where newer regenerative options such as platelet rich plasma fit in.
What causes acne
Acne forms when four things happen together inside a hair follicle. The skin produces too much oil, the follicle becomes blocked with dead skin cells, a normal skin bacterium called Cutibacterium acnes overgrows, and the area becomes inflamed. The result ranges from blackheads and whiteheads to red papules, pustules and, in more severe cases, deep painful nodules and cysts.
Several factors influence how active this process becomes. Hormones are the most important, which is why acne often appears in adolescence and can flare around the menstrual cycle. Genetics play a strong role. Certain medications, high stress and some skincare or makeup products can also contribute. Contrary to popular belief, acne is not caused by poor hygiene, and over washing usually makes things worse by stripping and irritating the skin.
Why early treatment matters
Up to half of people with acne go on to develop some degree of scarring. Scarring is far harder and more expensive to treat than active acne, and it is often permanent. This is the single most important reason to treat acne properly rather than waiting for it to pass. If acne is leaving marks, causing distress or simply not responding to over the counter products after a few weeks, it is worth seeking medical advice.
The evidence based treatment ladder
Modern acne management follows a logical ladder, set out in the most recent clinical guidelines from the American Academy of Dermatology. The principle is simple. Match the strength of treatment to the severity of the acne, combine treatments that work in different ways, and avoid relying on antibiotics alone.
Topical treatments for mild to moderate acne
For most people, the foundation of treatment is a combination of topical products that each target a different cause.
Benzoyl peroxide reduces acne bacteria and helps prevent resistance to antibiotics. It is one of the most strongly recommended ingredients and works well in lower concentrations with less irritation.
Topical retinoids such as adapalene, tretinoin and tazarotene are the workhorses of acne care. They unblock pores, reduce inflammation and, importantly, help prevent new spots forming rather than only treating existing ones. They also improve skin texture over time. Mild dryness and irritation in the first few weeks are normal and settle with a gentle, consistent routine.
Topical antibiotics such as clindamycin reduce bacteria and inflammation, but current guidance is clear that they should never be used on their own. Pairing them with benzoyl peroxide protects against antibiotic resistance.
Other useful options include azelaic acid, which calms inflammation and helps fade the dark marks left after spots clear, salicylic acid, which exfoliates inside the pore, and topical clascoterone, a newer treatment that targets the hormonal driver of acne directly at the skin.
The most effective topical approach is almost always a combination rather than a single product, since attacking several causes at once produces better results.
Oral treatments for moderate to severe acne
When topical treatment is not enough, oral medication is added.
Oral antibiotics from the tetracycline family, most commonly doxycycline, reduce bacteria and inflammation. They are intended for short courses, usually around three months, always combined with topical treatment, and are not a long term solution.
Hormonal treatments are highly effective for many women whose acne is driven by hormonal fluctuations. The combined oral contraceptive pill and spironolactone both reduce the effect of androgens on the skin and can transform stubborn jawline and chin acne.
Isotretinoin for severe or scarring acne
For severe acne, acne that is scarring, or acne that has failed other treatments, oral isotretinoin remains the most powerful option available. It is the only treatment that addresses all four causes of acne at once and can produce long lasting clearance. It is strongly recommended in current guidelines for these situations, including where acne is causing significant psychological distress.
Isotretinoin requires medical supervision. It can cause dry skin, lips and eyes, and blood tests are used to monitor the liver and lipids during treatment. It must never be taken in pregnancy because of the risk of serious harm to a baby, so reliable contraception is essential for anyone who could become pregnant. Reassuringly, large population studies have not found that isotretinoin increases the risk of depression or inflammatory bowel disease, concerns that were raised in the past. For the right patient, it can be life changing.
Treating acne scars
Once active acne is controlled, attention can turn to scarring and marks. It helps to separate two different problems. Flat brown or red marks left after spots, known as post inflammatory pigmentation, usually fade with time and respond well to ingredients such as azelaic acid and good sun protection. True scars, which are changes in the skin’s contour, need more active treatment.
A range of procedures can improve atrophic, or indented, acne scars. Microneedling stimulates the skin’s own collagen production through controlled micro injuries. Fractional laser resurfacing, chemical peels and minor procedures such as subcision for tethered scars all have a role, and the best plan often combines several approaches tailored to the type of scarring.
Where platelet rich plasma fits in
Platelet rich plasma, or PRP, is a regenerative treatment that uses your own blood. A small sample is taken, spun in a centrifuge to concentrate the platelets, and the resulting plasma is rich in the growth factors involved in healing and collagen formation.
For acne scarring, the strongest evidence is for PRP used alongside microneedling rather than on its own. Several systematic reviews and meta analyses have found that combining microneedling with PRP produces greater improvement in scar appearance and higher patient satisfaction than microneedling alone, while also shortening redness and recovery time. A recent network analysis of treatments for acne scars ranked laser combined with PRP among the most effective options for reducing scar severity.
It is fair to say the quality of the underlying studies varies, and PRP is best understood as a valuable addition that enhances established procedures rather than a standalone cure. Because it uses your own blood, it has an excellent safety profile, which makes it an attractive way to boost the results of microneedling and similar treatments. A typical plan involves a short course of sessions spaced several weeks apart, with results building gradually as new collagen forms.
What to expect from treatment
Acne treatment is a marathon, not a sprint. Most treatments take six to twelve weeks to show a clear difference, and skin can appear slightly worse before it improves as deeper blockages clear. Consistency matters more than intensity, and the most common reason treatment fails is stopping too early. Once the skin is clear, a maintenance routine, usually a topical retinoid, keeps it that way.
A good consultation should assess the type and severity of your acne, identify any hormonal or lifestyle factors, and build a plan that fits your skin and your life. The aim is not only to clear current spots but to prevent new ones and protect against scarring.
When to seek help
It is worth booking a medical assessment if your acne is painful or cystic, leaving marks or scars, not improving with over the counter products, or affecting your confidence and wellbeing. Acne is treatable, and no one should feel they simply have to live with it.
This article is for general information and does not replace personalised medical advice. To discuss an acne assessment and a treatment plan suited to your skin, you are welcome to arrange a consultation with The Wellness.