Written by the Cosmedocs Clinical Team · Doctor-led aesthetic medicine, Harley Street
Looksmaxxing: what actually works? A clinical guide.
Half of the internet's advice on facial appearance is sensible and free. A smaller part is clinical. And a stubborn minority is genuinely dangerous. This guide separates the three.

The short answer
Most of what genuinely changes how a face reads is unglamorous: sleep, body composition, skin quality, grooming and posture. Where a clinician can help is narrower and more specific — supporting facial proportions, restoring lost volume, softening an over-developed masseter, improving under-eye shadowing and improving skin quality. Anything promising a new skeleton, a numerical looks score, or a guaranteed social outcome is selling a story. If you are curious about your own proportions, you can start with our Free AI Facial Harmony Scan — a visual mapping tool, not a rating.
What is looksmaxxing?
Looksmaxxing is internet vocabulary, not a medical specialty. It began in online forums and moved into mainstream short-form video, where it now functions as an umbrella term for any deliberate effort to improve one's appearance — from drinking more water to booking surgery. There is no governing body, no curriculum and no agreed definition. That matters, because it means the label covers excellent advice and appalling advice with equal confidence.
We take a neutral view of the trend itself. Wanting to look well is ordinary and old; only the terminology is new. What concerns us clinically is not that people are interested in their faces, but that the loudest content tends to be the least evidence-based, and that the framing is often competitive rather than personal. In a doctor-led clinic the question is never "where do you rank?" It is "what is actually happening in this face, and does anything need doing at all?" Quite often the honest answer is that nothing does.
For that reason, the language we use in this article is clinical rather than cultural. Instead of scores and tiers, we talk about facial proportions, facial symmetry, skin quality, jawline definition and overall facial harmony — the things a clinician can actually assess.
Softmaxxing vs hardmaxxing
The trend splits itself into two categories, and the distinction is genuinely useful.
Softmaxxing: reversible, low-risk, frequently underrated
Softmaxxing covers everything non-medical. Broadly:
- Skincare — a consistent routine with sun protection, a retinoid where suitable and adequate barrier support. Photoprotection has the strongest long-term evidence of anything in this list for maintaining skin quality.
- Hair and grooming — a cut and beard shape appropriate to your face shape changes perceived proportions immediately and costs nothing clinical. Framing is powerful.
- Posture — head and neck carriage changes the visible jaw and neck angle in photographs. This is presentation rather than anatomy, but it is real.
- Exercise and body composition — reducing overall body fat generally reduces facial fat, which affects contour more than most single treatments. Sleep and alcohol intake also visibly influence periorbital puffiness.
- Styling — clothing, glasses and colour affect how a face is read. Unfashionable advice; consistently effective.
Almost everybody has softmaxxing left on the table. It is also the honest first recommendation for anyone under about 25 enquiring about treatment.
Hardmaxxing: medical intervention
Hardmaxxing describes clinical routes — injectable and energy-based treatments delivered by a doctor or suitably qualified medical practitioner, and, at the far end, plastic surgery. These can produce changes that softmaxxing cannot, because they act on tissue rather than presentation. They also carry consent, risk and cost, which is precisely why they belong in a consultation rather than a comment section.
A responsible clinic will decline as often as it treats. If someone arrives asking to become a different face, the appropriate response is a conversation, not a syringe.
What is a PSL rating?
PSL is an abbreviation drawn from the names of three well-known male models, used on certain forums as the top of a numerical facial ranking scale. Faces are given a number, tiers are argued over, and specific features are picked apart in considerable detail. The vocabulary that surrounds it — "failo", "halo", "mogging" and similar — comes largely from red-pill and incel-adjacent online communities.
We are explaining this because readers meet the term and deserve a clear answer, not because it has any clinical standing. It does not. There is no validated methodology, no inter-rater reliability, no clinical application and no medical literature behind PSL scoring. It is a subculture ranking system, and it is frequently used in ways that are corrosive to the people using it.
So, plainly: we do not assign attractiveness ratings, and we would encourage you not to rate yourself either. Numerical self-ranking has no diagnostic value and, in our clinical experience, correlates poorly with how satisfied someone is after treatment. If a preoccupation with appearance is affecting your daily life, mood or relationships, that is worth discussing with a GP or a psychological professional before considering any aesthetic procedure — and any ethical clinic will say the same.
If you want to understand why faces are judged the way they are, the science of first impressions is far more interesting than the forums — perceived health, symmetry and skin quality do most of the work, long before any single feature does.
What actually has clinical evidence?
Here is the useful part. A relatively small set of factors accounts for most of what people are actually describing when they talk about facial harmony.
Skin quality
Texture, tone, pigmentation and light reflection influence perceived age and health more than most structural features. Photoprotection, retinoids, medical-grade resurfacing and regenerative skin treatments all have a genuine evidence base. This is the least discussed and most reliable area of the entire category.
Facial proportions and facial symmetry
Clinicians assess the face in thirds and fifths, alongside midline relationships and profile angles. The purpose is not to chase an ideal number but to identify where a specific face reads as unbalanced — a flattened midface, a recessive chin, hollow temples. Perfect symmetry does not exist in nature and is not a treatment goal; proportional balance is.
Jawline definition
In adults, a visible jawline is a product of four things: mandibular projection, masseter muscle bulk, submental fat and skin laxity. This is why generic internet advice disappoints — it usually targets none of them. Where the mandibular outline lacks structural support, jawline filler can define the border. Where the lower face is widened by an over-developed masseter, often through clenching or grinding, masseter anti-wrinkle treatment can slim the outline over several weeks. They address opposite problems, which is why assessment matters more than the product. On tongue posture specifically, mewing does not remodel adult bone — the jaw structure it claims to change is fused by the late teens.
Facial volume
Midface volume supports the tissues above and below it. Where projection over the cheekbone has reduced with age or was never pronounced, cheek filler can restore support conservatively. The aim is a face that looks rested and structurally coherent — not a face that looks treated. This is where our house philosophy applies most literally: aesthetics should be invisible art.
Under-eye appearance
Under-eye shadowing has several distinct causes — a true tear trough hollow, pigmentation, thin skin with visible vasculature, fat herniation, or simply poor sleep. Only some respond to tear trough filler, which is why this area is treated cautiously and only after the cause is identified. Anyone offering the same solution for every dark circle has not assessed it.
Facial harmony as the actual goal
Non-surgical facial enhancement works best when it is subtractive in ambition: identify the one or two features pulling the face out of balance, address those, and stop. Sequential small treatments across many areas is how faces begin to look worked on. Restraint is a clinical skill.
Looksmaxxing myths and risks
Some of the trend's most popular advice ranges from useless to genuinely hazardous. We are direct about this because the consequences land in clinics.
Do not attempt
- Bone smashing. Deliberately striking the facial bones to provoke remodelling has no evidence base whatsoever. Facial fractures heal unpredictably and can leave permanent asymmetry, nerve injury, sinus complications and chronic pain. Bone does not thicken to order.
- DIY jaw exercise devices and chewing gadgets. Heavy resistance chewing can hypertrophy the masseter — which widens the lower face rather than sharpening it — and is associated with jaw joint pain and tooth wear. Many patients arrive asking us to reverse the result they were promised.
- Growth hormone misuse. Growth hormone is a prescription medicine for defined medical indications. Non-medical use is associated with serious systemic effects, including changes to glucose metabolism and abnormal tissue growth. It is not an appearance product.
- Unregulated peptides bought online. Products sold as "research chemicals" sit outside pharmaceutical regulation. Purity, dosing and contents are unverified, and the cosmetic claims made for them are not supported by controlled human data.
- Anything with a guaranteed outcome. No credible clinician guarantees an aesthetic or social result. Biology varies, and consent depends on honest uncertainty.
The common thread is that each of these promises structural change through a shortcut, with no controlled evidence and no medical oversight. The absence of published data is not a conspiracy; it is usually a signal that nobody has been able to show a reliable benefit.
The evidence-based conclusion
If you want a straightforward hierarchy: fix sleep, sun protection, body composition, grooming and posture first — they are free, reversible and cumulatively significant. Then, if something specific still bothers you, have it assessed properly by a doctor who is willing to tell you that nothing needs doing. Treatment should be the answer to a defined question, not a response to a ranking.
Facial harmony is not a score to be climbed. It is the quiet result of a face that reads as balanced, rested and unmistakably yours — bold, natural, always your way.
Frequently asked questions
Is looksmaxxing a real medical term?
No. Looksmaxxing is internet slang, not a recognised medical specialty or clinical discipline. It describes the general practice of trying to improve one's appearance, and it covers everything from sleep and skincare through to surgery. Clinicians use different language — facial proportions, facial harmony, skin quality and tissue support — because those are the things that can actually be assessed and, where appropriate, treated.
What is the difference between softmaxxing and hardmaxxing?
Softmaxxing describes reversible, non-medical changes: skincare, grooming, hair, posture, sleep, body composition and clothing. Hardmaxxing describes medical or surgical intervention, such as injectable treatments, energy-based skin treatments or plastic surgery. Softmaxxing is where most people see the largest change for the least risk, and it is also the sensible foundation before any clinical treatment is considered.
What is a PSL rating?
PSL is an internet abbreviation used on forums to rank faces against three well-known male models, with a numerical scale attached. It emerged from red-pill and incel-adjacent online communities. It has no clinical validity, no standardised methodology and no diagnostic use. We explain the term here because readers encounter it, not because we endorse it — and we do not assign attractiveness scores to patients.
Does mewing change an adult jawline?
Tongue posture is often presented online as a way to reshape the adult jaw. The published evidence for meaningful bone remodelling in skeletally mature adults is very limited. In adults, visible jawline definition is usually determined by masseter muscle bulk, submental fat, skin laxity and underlying mandibular projection rather than by tongue position.
Is bone smashing safe?
No. Deliberately striking the facial bones to provoke remodelling has no clinical evidence base and carries a genuine risk of fracture, nerve injury, infection, asymmetry and permanent deformity. Bone healing after trauma is unpredictable and does not follow an aesthetic plan. Nobody should attempt it.
What does the Cosmedocs facial harmony scanner actually do?
It maps visible facial proportions from a photograph — facial thirds and fifths, midline relationships and general contour — as an educational visual aid. It does not diagnose, does not recommend treatment and does not produce an attractiveness score or prediction.
Your consultation begins here
Curious about your own facial proportions?
Our scanner maps visible facial proportions as an educational starting point — no scores, no rankings, no predictions. Upload a photo for a harmony report, or speak to our clinical team if you would prefer a proper assessment in person.
Book a consultationResponsibility statement
The Cosmedocs facial harmony scanner is provided by Cosmedocs as an educational and visual-mapping tool. It does not provide a medical diagnosis, treatment recommendation, or guarantee of aesthetic or social outcome. Results are generated by automated analysis and should not be taken as a score, rating, or prediction of attractiveness. If you have a medical concern, please book a consultation with our clinical team.
This article is general information for adults and is not a substitute for individual medical advice. Written and reviewed by the Cosmedocs Clinical Team.