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The CoLaz blog

Honest writing on aesthetic treatments,
from the clinicians who deliver them.

Practical guides to laser, skin, body, injectables and wellness, what treatments actually do, what they cost in real terms, what to expect from a session, and how to tell if a clinic is being straight with you.

More from the team

A clinician guides a cooled laser handpiece over a patient's calf, one of the least painful laser hair removal areas

Hair removal · 8 September 2026 · 12 min

Does laser hair removal hurt? Laser hair removal pain by body area

Laser hair removal is uncomfortable, not painful, and the level depends almost entirely on the area. Here is our honest area-by-area rating, what the evidence says about cooling, and the one thing not to do before a session.

A clinician and a patient with deep-brown skin discuss laser hair removal for dark skin in a calm, softly lit consultation room

Hair removal · 2 September 2026 · 12 min

Is laser hair removal safe on dark skin? What the evidence says

Laser hair removal on dark skin works, but only when the wavelength matches your skin type. Here is the science behind why melanin matters, which lasers suit Fitzpatrick V and VI, and the questions to ask before you book.

Clinician and patient discussing a nose treatment plan across a low wooden table in a calm cream consultation room

Injectables · 27 August 2026 · 10 min

Non-surgical rhinoplasty: what nose filler can and cannot change

Nose filler adds volume, it never removes it. What a non-surgical rhinoplasty can realistically change, what it cannot, why the nose is the highest-risk area on the face for filler, and how to check a clinic before you book.

Clinician holding a hand mirror for a patient while discussing lip filler styles in a calm cream consultation room

Injectables · 25 August 2026 · 10 min

Lip filler styles: what Russian lips vs natural actually look like

The two lip filler styles patients ask for most, side by side: what the Russian lip technique actually does, what a natural result looks like, and how to tell if lips have been overfilled.

Clinician and patient reviewing a written treatment plan across a low wooden table in a calm consultation room

Aesthetics · 20 August 2026 · 8 min

JCCP, Save Face and CQC: what each register actually checks

Three names come up when you try to check an aesthetic clinic, and they do three different jobs. A plain-English guide to what JCCP, Save Face and CQC each look at, what they leave out, and how to run the checks yourself.

A CoLaz nurse reviews a patient's medical history on a tablet before an IV vitamin C drip in a calm consultation room

Wellness · 18 August 2026 · 8 min

IV vitamin C drip: what it actually does and what it doesn't

An IV vitamin C drip reaches blood levels oral tablets cannot. The honest answer on what high-dose vitamin C supports, what it does not do, and how we screen patients at CoLaz.

Editorial still life of a capped cosmetic syringe, a cream notebook and eucalyptus, illustrating dermal fillers cost planning

Aesthetics · 13 August 2026 · 9 min

How much do dermal fillers cost in the UK? An honest 2026 price guide

Filler pricing in the UK swings from £150 to £600 per ml, and the gap is not random. Here is what you are actually paying for, which quotes should make you walk away, and how to price-check a clinic properly.

A CoLaz clinician explains the HIFU treatment results timeline to a patient across a low wooden table in a bright consultation room

Skin · 11 August 2026 · 10 min

HIFU treatment results: month by month, what is realistic

HIFU tightens skin gradually rather than instantly. Here is the honest month-by-month results timeline, how long the effect lasts, and who is a good candidate.

A CoLaz clinician talks through hair loss treatment options with a patient across a low wooden table in a calm consultation room

Hair loss · 6 August 2026 · 10 min

Hair loss treatment UK: a realistic 2026 guide to what actually works

Minoxidil, finasteride, PRP, scalp mesotherapy, laser therapy, exosomes and transplants. What the evidence actually shows for each, what they cost, and the combined pathway most clinicians recommend.

A CoLaz clinician parts a patient's hair at the crown to assess scalp density during a female hair loss treatment consultation

Hair loss · 4 August 2026 · 9 min

Female hair loss treatment: realistic options in 2026

Female pattern hair loss looks nothing like the male version, and the pathway is different too. What the evidence supports in 2026, and why bloods come first.

A CoLaz clinician talks a patient through a fat freezing stomach treatment plan and results timeline on a tablet

Body · 30 July 2026 · 9 min

Fat freezing for the stomach: what 8 weeks of results actually look like

Stomach fat freezing needs 8 to 12 weeks before the result is visible, because that is how long the body takes to clear the treated fat cells. The honest timeline, the published numbers and the candidacy rules we use at CoLaz.

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