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Perm consent form: the relaxer question, the test curl and curl aftercare

October 19, 2026 · 5 min read

The most important question on a perm form is one a client may not know the answer to: has this hair ever been relaxed? Hair history matters for every chemical service, but with a perm, one wrong answer can mean serious breakage. So my permanent wave form asks it directly, gives "not sure" an honest home, and builds a test curl into the consent itself.

This exact form is built into SlickChart: send it to your client's phone to sign before her appointment, and the curl aftercare goes home with her.

What the service is

The service box explains that a waving lotion reshapes hair around rods, then a neutralizer locks in the new curl. It takes about 2 to 3 hours, a test curl checks the timing, and the client should expect a strong smell during the service.

On longevity, it says a perm usually lasts 3 to 6 months, relaxing gently as hair grows, and that trims every 8 to 12 weeks help.

The relaxed and lightened hair question

This has its own heading on the form:

Hydroxide relaxers and perm solutions don't mix; perming relaxed hair can cause severe breakage.

It goes on to say that lightened or damaged hair needs a strand test first, and that the stylist may advise against a perm. Then the client picks one of two answers: "Never relaxed" or "Relaxed or not sure." Putting "not sure" in the same box as "relaxed" is deliberate. A client who doesn't remember should be treated with the same caution as one who does.

Risks clients should know

The list covers frizz or over-processing, more so on lightened hair; a weaker or looser curl than she hoped for; dryness, breakage or split ends; uneven curl from roots to ends; scalp redness, stinging or irritation; an allergic reaction to the lotion or neutralizer; color fading or a tone shift on colored hair; and a perm smell for a few days, worse when wet.

That last one is the one clients text about. Having it on the form, and again in the aftercare, makes the answer "yes, that's normal."

The health and hair check

The perm list is one of the longest in the collection. Beyond the scalp items (cuts, sores or sunburn, infection, ringworm or lice, psoriasis or eczema flares), it asks about pregnancy or breastfeeding; an allergy to perm or color products; recent chemotherapy or radiation; alopecia or unusual shedding; a relaxer, now or in the past; box dye, henna or metallic dye; lightener, highlights or balayage; keratin or smoothing; isotretinoin or a new medication; thyroid or hormone changes; asthma or sensitivity to odors; and very damaged or fragile hair.

A checked item is the start of a conversation and a note for your chart. It is not a diagnosis, and anything health related goes back to her physician.

The acknowledgements

She confirms she shared her full history, including relaxers, box dye, henna and lightener; that curl results depend on her hair's condition and aren't guaranteed; and that she will speak up right away if her scalp stings, burns or itches, or solution runs toward her eyes. She agrees to a test curl, plus a strand test if her hair is lightened, damaged or of unknown history.

Two timing lines follow: keep hair dry and loose for 48 to 72 hours, because wetting or tying it too soon can relax the curl, and color should wait 2 weeks after the perm, or be done before it, per the product. Photos for her private record are required, with social media use only with her separate OK.

Aftercare: hands off for the first days

The guide opens with: the first 48 to 72 hours lock in your curl.

  • First 48 to 72 hours: curls look tighter than they will settle, and the smell is normal. Keep hair dry, let it fall loose and scrunch gently with fingers. No shampoo, sweat or steam, no tight ponytails or clips for 48 hours, and no brushing.
  • Weeks 1 and 2: sulfate-free, curl-friendly shampoo and conditioner; diffuse or air-dry. No color for 2 weeks, no flat irons or chlorine.
  • Weeks 4 to 12: weekly deep conditioning, a wide-tooth comb on wet hair only, and trims every 8 to 12 weeks.
  • Ongoing: the perm grows out over 3 to 6 months. No box dye, relaxer or home perm over it.

The call-me list covers scalp itching, a rash or bumps; redness or burning that gets worse; blistering, oozing or crusting; and breakage or gummy hair. Eye pain or a vision change means urgent eye care that day, and trouble breathing or face or throat swelling means 911.

Questions to decide for your own practice

  • Will you perm a client who answers "Relaxed or not sure," or only after a strand test?
  • Where will you chart rod size, lotion and test curl timing for next time? (Here is what to record in a client chart.)
  • What does your state board require? Consent rules and scope of practice vary by state, so check with yours. This post is not legal or medical advice.

Use this form with your clients

SlickChart has this exact permanent wave consent and aftercare built in for hair stylist subscribers. The form goes to the client's phone to sign before the visit, or she signs on your device in the chair, and any contraindication she checks is flagged for you. The aftercare lands in the client's own app, styled with your logo, and it all works alongside the Square account you already have. If that would save you paperwork, try SlickChart.

Prefer paper? The printable permanent wave set, with the consent form, protocol and aftercare, is in my Etsy shop, ready to print or edit in free Canva.

SlickChart is the charting and client app built for solo estheticians — notes, photos, forms and payments in one place.

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