PRP, mesotherapy and skin boosters: everything you need to know in one place

This page brings together our articles on PRP, mesotherapy and skin-renewing injections in reading order. Start with how the treatment works, then the risks and warning signs; you will also find what to do after treatment.

1 · Start here

Treatment GuidesPRP (Platelet-Rich Plasma): How Effective Is It for Skin and Hair?What PRP is, how it is prepared, what the evidence says for hair loss and skin, and who should avoid it. A plain, referenced guide for patients.Reviewed by the Medical Aesthetics Expert Board Treatment GuidesMesotherapy: What Is It, What Is It Used For, and What Does the Evidence Say?What mesotherapy is and how effective it is for skin and hair: the limits of the evidence, risks of unknown mixtures and possible side effects.Reviewed by the Medical Aesthetics Expert Board

2 · By area, type and related treatments

Treatment GuidesSkin Booster Injections: What Are They, and Who Are They For?What is a skin booster and how does it differ from filler? Hydrating injections, biostimulators, exosomes, polynucleotides: evidence, risks, expectations.Reviewed by the Medical Aesthetics Expert Board Treatment GuidesExosomes and Polynucleotides: What Does the Evidence Say about Salmon DNA and Exosome Treatments, and Are They Licensed?How well supported are exosome and salmon DNA (polynucleotide) treatments? The evidence, licensing, the FDA warning, the unknowns and what to ask.Reviewed by the Medical Aesthetics Expert Board Treatment GuidesMicroneedling: How Effective Is It for Acne Scars, and Are At-Home Needle Rollers Safe?What microneedling is, how effective it is for acne scars, who it does not suit, the risks of at-home needle rollers and the single-use needle tip rule.Reviewed by the Medical Aesthetics Expert Board Start With a ConcernHair Loss: Causes, When to See a Physician and What Treatments Are AvailableCommon causes of hair loss, when to see a physician, which tests are done and what the evidence-based treatment options are.Reviewed by the Medical Aesthetics Expert Board

3 · Risks

Safety CentreProblems after PRP: Bruising, Infection, Risk of Vascular Occlusion and Safety PrecautionsProblems after PRP: how long pain, bruising and swelling last; spotting infection, blood-borne transmission and rare vascular occlusion; prevention.Reviewed by the Medical Aesthetics Expert Board Safety CentreProblems after Mesotherapy: Infection, Nodules and Granulomas, Allergy, Panniculitis and Pigmentation — What Can Be Done?Infection, nodules, granulomas, allergy, panniculitis and pigmentation after mesotherapy: what is normal, what is urgent, why are unknown mixtures risky?Reviewed by the Medical Aesthetics Expert Board Safety CentreInfection after Aesthetic Treatments: Symptoms, Cold Sore Flare-ups, Late Infection and What to DoHow can infection after an aesthetic treatment be recognised? Normal redness vs infection, cold sore flare-ups, late infections and when it is urgent.Reviewed by the Medical Aesthetics Expert Board

4 · Emergencies and aftercare

Safety CentreWhat Should You Do If a Complication Occurs after an Aesthetic Treatment? A Step-by-Step GuideIf a complication occurs after an aesthetic treatment: urgent signs, reaching your physician, photos and product records, second opinions, complaints.Reviewed by the Medical Aesthetics Expert Board GuidesAftercare Following Medical Aesthetic Procedures: General Principles and Warning SignsGeneral aftercare principles after injections, laser, peels and device treatments; what is normal, and when to call your physician or 112.Reviewed by the Medical Aesthetics Expert Board

5 · Rumours

Rumour or Science?Rumour: “Collagen supplements get rid of wrinkles” — What does the science say?Do collagen supplements remove wrinkles? The limited effects shown in small studies, industry-funded research and why sun protection matters.Reviewed by the Medical Aesthetics Expert Board Rumour or Science?Rumour: “Natural and herbal treatments have no side effects” — What does the science say?Are herbal products free of side effects? Allergy to plant extracts, plants that mark the skin in sunlight, “herbal filler/botox” claims, the real risks.Reviewed by the Medical Aesthetics Expert Board