The CoLaz blog · page 2
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.
All articles
Skin · 4 June 2026 · 8 min
Hydrafacial vs facial: what is the actual difference?
A Hydrafacial and a traditional facial are two different categories of treatment. Here is how they differ on method, results, downtime and price, and which suits your skin.
Hair removal · 2 June 2026 · 8 min
Laser hair removal vs electrolysis: which one is right for you?
An honest side-by-side of laser hair removal and electrolysis: how each works, which hair and skin types they suit, sessions, pain, cost and how to choose.
Injectables · 27 May 2026 · 8 min
Anti-wrinkle injections: how many units do you actually need?
The honest answer ranges from about 20 to 60 units across the upper face. Here is how units actually map to muscles, why men need more, and how a CoLaz clinician decides yours.
Wellness · 27 May 2026 · 8 min
B12 injections: who actually needs them and how often?
B12 injections are the standard NHS treatment for proven vitamin B12 deficiency, not a routine wellness boost. Here is who really needs them, at what frequency, and how we approach them at CoLaz.
Hair removal · 27 May 2026 · 7 min
Brazilian laser hair removal: what to expect from your first session
A first-timer guide to Brazilian laser hair removal: preparation, what actually happens in the treatment room, the realistic pain level, the 48-hour aftercare, and the typical course of sessions.
Skin · 27 May 2026 · 7 min
Dermaplaning aftercare: what to use and what to avoid
Dermaplaning removes the top layer of dead skin, so your face is briefly more sensitive to sun, heat and active ingredients. Here is the realistic aftercare guide we give every CoLaz patient.
Skin · 27 May 2026 · 8 min
Do chemical peels work for acne scars?
Chemical peels can soften acne scars, but the scar type decides the peel. TCA, glycolic and salicylic peels each suit different scars, and a combination plan usually beats a single treatment.
Body · 27 May 2026 · 8 min
Does fat freezing actually work?
Cryolipolysis reduces a treated fat pocket by about 15 to 28% per cycle in published trials. It is contouring, not weight loss. Here is the honest evidence at CoLaz.
Hair removal · 27 May 2026 · 7 min
How long after laser hair removal can I tan?
Two weeks is the minimum gap after a laser session before any tanning, and the same rule runs across the entire course. Here is the reasoning, the risks, and how we plan summer at CoLaz.
Injectables · 27 May 2026 · 8 min
Dermal fillers: how long do they actually last?
Six to eighteen months is the typical window for hyaluronic acid fillers, but lips, cheeks, jawline and metabolism each pull that figure in different directions. Here is what the evidence actually says.
Body · 27 May 2026 · 8 min
How many ultrasound cavitation sessions for visible inch loss?
Six to ten sessions is the typical course for visible circumference change, but the result depends on the area, the technology and what you do between sessions. Here is how we plan ultrasound cavitation at CoLaz.
Hair removal · 27 May 2026 · 7 min
How many sessions does laser hair removal take?
Six to eight sessions is the typical course, but the real answer depends on your hair cycle, the area you are treating, and your hormones. Here is how we plan it at CoLaz.
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