The CoLaz blog · page 10
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
Wellness · 14 July 2025 · 8 min
Injecting B12 into fat: the 4 body areas that work best
Injecting B12 into the fatty layer under the skin is a recognised route for vitamin B12. Here are the four body areas that work best, how it compares to an intramuscular shot, and why a trained clinician should give it.
Wellness · 12 July 2025 · 8 min
Can diabetics take B12 injections? What the evidence says
People with diabetes, especially long-term metformin users, are more likely to run low on vitamin B12. Here is when injections help, how they are dosed, and why a GP blood test comes first.
Wellness · 10 July 2025 · 6 min
How often can you get vitamin B12 injections?
How often you can have B12 injections depends on why you are deficient. Here is the NHS loading and maintenance schedule, and what changes it.
Wellness · 1 July 2025 · 7 min
How long does IV therapy take? A realistic timing guide
Most IV vitamin drips take 30 to 60 minutes once the line is in. Here is what decides the timing, what happens during the appointment, and how CoLaz keeps it safe.
Aesthetics · 18 June 2025 · 8 min
PRP and autoimmune conditions: 3 inflammation risks to weigh first
PRP uses your own blood to prompt healing, but autoimmune conditions change how your body responds. Here are the three inflammation risks to weigh and how CoLaz screens for them.
Aesthetics · 3 June 2025 · 8 min
How to Prepare Platelet-Rich Plasma Safely at Home: 6 Warnings
PRP is made from your own blood, but a home setup cannot draw, spin or inject it safely. Here are six warnings and the safer route through a clinic.
Aesthetics · 2 June 2025 · 8 min
PRP Side Effects: Common Reactions and Rare Risks Explained
PRP uses your own blood, so most side effects are mild and short-lived. Here are the common reactions, the rare risks that matter, and how a properly run clinic keeps them low.
Skin · 31 May 2025 · 7 min
What to Put on Your Face After Dermaplaning: 6 Products and 4 Don'ts
Dermaplaning leaves skin smoother but more exposed. Here are the six products to use afterwards, the four things to avoid, and how to protect your skin barrier.
Skin · 30 May 2025 · 7 min
Does your face go red after dermaplaning? Causes and how to calm it
A red or flushed face after dermaplaning is normal and short-lived. Here is why it happens, how long it lasts, and how to soothe your skin at home.
Skin · 30 May 2025 · 8 min
Does your face peel after dermaplaning? Causes and how to calm it
Some people notice light flaking or dryness after dermaplaning instead of an instant glow. Here is why it happens, how long it lasts, and how to care for your skin while it settles.
Skin · 30 May 2025 · 7 min
Does your skin purge after dermaplaning? What breakouts really mean
Dermaplaning does not usually trigger a true purge, but it can expose congestion or briefly irritate a fresh skin surface. Here is how to tell a purge from a reaction and settle breakouts fast.
Skin · 30 May 2025 · 7 min
Dos and Don'ts After Dermaplaning: 5 Musts and 5 Mistakes
Dermaplaning leaves skin briefly more sensitive to sun, heat and active ingredients. Here are the five things to do and the five to avoid in the first 48 hours to protect your result.
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