Do hair treatments actually work?

Salon hair treatments work, subject to one fact that most salons would rather not lead with: hair is not living tissue and cannot heal. A treatment fills, coats, strengthens or cleans. It does not repair. Once that is clear, it becomes straightforward to tell which treatments are worth paying for and which are being sold to you.

The four kinds, and what each one does

Protein

Fills gaps in a damaged cuticle, so the hair feels stronger and holds a style better. Useful on hair that has been coloured or permed. Overdone, it makes hair stiff and brittle — protein is a correction, not a routine.

Moisture

Softness and manageability. It works, and it works immediately, but it washes out over a handful of washes. Think of it as a good blow-dry that lasts a fortnight rather than a change to your hair.

Bond builders

The most substantive of the four. These reconnect broken disulfide bonds inside the hair rather than sitting on the surface, which is why they are most valuable used during a colour, bleach or perm service rather than after it. Prevention, essentially, sold at the one moment prevention is possible.

Scalp treatments

These treat the scalp, not the hair — cleansing build-up, easing flaking, stimulating circulation at the basin. If your complaint is itching, oiliness or flaking rather than the condition of your hair, this is the one you want, and the other three will do nothing for you.

What a treatment cannot do

It cannot mend split ends. A conditioning treatment can smooth the ends so they separate less visibly, and that lasts until the next wash. The only thing that removes a split end is scissors.

It cannot permanently change your texture. That is a chemical service, and it is priced accordingly.

It cannot undo bleach damage. It can make damaged hair behave considerably better while you grow it out, which is genuinely worth something — but it is management, not reversal.

When it is genuinely worth it

• Alongside colour, bleach or a perm. This is the strongest case by a distance — the chemistry takes more evenly on prepared hair, and the result is more consistent from root to end.
• Before a chemical service on hair that has already had one. Previously treated hair does not respond like virgin hair, and going in without preparing it is where most bad outcomes start.
• If you swim regularly. Chlorine is relentless and a monthly treatment is a reasonable answer to it.
• If your scalp is flaking or itching. A scalp treatment addresses the actual cause rather than the symptom.

When it is not

If your hair is healthy, uncoloured and behaving itself, a treatment is a pleasant hour that will not change anything by next month. And if you are buying one hoping for a lasting change from a single session, that is not what it does — the effect is real and it is temporary, and any salon telling you otherwise is overselling.

What they cost at MANE

Keratin is a different thing entirely

Despite the shared word, a keratin treatment is not in the same category. It is a semi-permanent smoothing service that reduces frizz and cuts blow-drying time, and it lasts months rather than weeks. It sits much closer to rebonding than to a conditioning treatment, and it should be chosen on that basis — for frizz control, not for hair health.