Hair Breakage After Rebonding: Causes, Prevention and Aftercare

Quick answer: Hair breaks after rebonding when the hair is over-processed: the softening cream is left on too long, the strength is too strong for the hair, previously rebonded lengths are processed again, or the straightening iron is too hot on softened hair. Bleached or already damaged hair is especially at risk. To prevent it, salons should match the cream strength to the hair, check softening every few minutes, treat only new regrowth on repeat services, and finish with a treatment. Afterwards, use a smoothing shampoo and treatment mask made for chemically treated hair, seal the ends with a serum, keep heat low, and trim off lengths that keep snapping.

This guide is written for salon owners and stylists in Malaysia, where rebonding is one of the most popular salon services, and for clients who want their straight hair to stay healthy. The products named are ones NX Hair & Beauty Supplies stocks, with Venash Professional (which NX distributes exclusively in Malaysia) as the main example.

Why rebonding can cause breakage

Rebonding works by using a softening cream to break the bonds that give hair its natural shape, straightening the hair with heat, then using a neutraliser to set the new straight shape. Done correctly, the hair stays smooth and strong. Breakage happens when the hair is pushed too far:

• Over-softening: the cream is left on too long or is too strong for the hair type, so the hair loses too much of its internal strength.
• Overlapping: on a repeat service, the cream is applied over lengths that were already rebonded, processing them twice.
• Too much heat: a very hot iron, or many passes over softened hair, weakens it further.
• Previous chemical work: bleached, highlighted or heavily coloured hair is already weakened and breaks much more easily when rebonded.
• Incomplete rinsing or neutralising: leftover softening cream keeps working on the hair.
• Aftercare habits: harsh shampoo, no conditioning, hot styling tools every day, and tight hair ties all add up.

What the breakage looks like

What you see	Likely cause	What to do
Hair snapping at the mid-lengths, often at the same level all round	Overlapping on previously rebonded hair	Trim the weakest lengths, strengthening treatment, roots only on the next service
Short, frizzy broken hairs on the top and crown	Over-softening or too much heat during the service	Gentle care, treatment masks, low heat, avoid further chemical work for now
Dry, split, see-through ends	Dryness and wear on older lengths	Trim the ends, mask weekly, leave-on serum after every wash
Hair feels gummy or stretchy when wet	Severe over-processing	Stop chemical services, trim, and see a stylist before doing anything else

For salons: preventing breakage during the service

1. Consult and check the history. Ask about previous rebonding, colour and bleach. If the hair has been bleached or highlighted, do a strand test first, and be prepared to say no.
2. Match the strength to the hair. Venash Shine & Silky Rebonding Cream comes in versions for normal hair and resistant hair. It's a two-part system with Pro-Keraplex Technology: Cream No.1 (the softening cream, N1 for normal hair or R1 for resistant hair) and Cream Neutralizer No.2 (B2), which is also sold separately. L'Oréal Professionnel X'tenso, which NX also stocks, includes a Sensitized strength for hair that has had previous chemical treatments.
3. Keep the cream off the scalp and roots. Venash's instructions say to apply Cream No.1 leaving 1cm from the root.
4. Check the softening often. Venash advises checking the hair texture every 3–5 minutes until the right softening level is reached. Don't leave the cream on longer than needed.
5. Never overlap. On repeat clients, apply to the new regrowth only and protect the previously rebonded lengths.
6. Rinse thoroughly with warm water until all the softening cream is removed.
7. Treat before straightening. Venash's instructions include an LPT treatment step after rinsing. Art*s Collection Kera-LPT Treatment is an amino acid and keratin treatment for chemically processed hair. It helps bring the hair back towards its natural pH balance, and can also be used as a pre-treatment before a chemical service.
8. Iron carefully. Use a temperature suited to the hair's condition, with fewer, smoother passes rather than many hot ones.
9. Neutralise fully, following the system's timing exactly.

Aftercare: the first few days

Every rebonding system and stylist has their own advice, so follow your stylist's instructions first. Common advice for the first few days includes:

• Keep the hair straight and loose: no tying, clips, headbands or tucking behind the ears.
• Wait until your stylist says it's fine before the first wash.
• Avoid swimming and heavy sweating where possible.
• Don't colour or perm the hair straight after rebonding. Ask your stylist how long to wait.

Aftercare: long term

• Use a shampoo made for chemically treated hair. Venash Smoothing Shampoo is formulated for dry, damaged, permed, coloured and rebonding-treated hair.
• Mask once or twice a week. Venash Treatment Masque, with Chia Seed Oil, is suitable for rebonding-treated hair, and smooths and controls frizz (3–5 minutes). For dry, damaged lengths, Venash Treatment Mask with Ceramide A2 PHTM is left on for 10–15 minutes.
• Seal the ends after every wash. Venash Smooth Intense Serum (Vitamin B5, Vitamin E and Argan Oil) is formulated for frizzy, dry and damaged hair. Venash Crystal Repair Serum helps minimise split ends.
• Keep heat low. Rebonded hair rarely needs daily ironing. If you do use heat, apply a product with heat protection first. Gramix Cuticle Dr. Treatment is a silicone-free treatment designed to help protect hair from heat damage.
• Be gentle when wet. Pat dry with a towel instead of rubbing, and detangle from the ends upwards with a wide-tooth comb.
• Trim regularly to remove split ends before they travel up the hair.

When your next rebonding should be

Treat only the new regrowth, never the whole head again. Most clients wait several months, until there's enough regrowth to work on. If the previously rebonded lengths are already breaking, focus on trimming and strengthening treatments before any further chemical service. NX also stocks the Kobo Bond Builder Boost Treatment for weakened hair.

If your rebonded hair has also been bleached or coloured, see our guide to treating bleached and damaged hair. If your scalp feels oily or heavy after switching to richer aftercare products, see our guide to oily scalp and buildup.

Quick reference: which product for which step

Step	Venash Professional	Also stocked by NX
Rebonding service (salon)	Shine & Silky Rebonding Cream (Normal / Resistant)	L'Oréal Professionnel X'tenso (incl. Sensitized), XINGWEI Mirror Rebonding
Treatment during the service	None	Art*s Collection Kera-LPT Treatment
Shampoo after rebonding	Smoothing Shampoo 2000ml	Kobo Damage Moisture Repairing Shampoo
Weekly mask	Treatment Masque 2000ml, Treatment Mask 500ml	Kobo Damage Restorative Hair Mask
Frizz and split ends	Smooth Intense Serum, Crystal Repair Serum	Kobo Damage Ultimate Remedy Serum
Before heat styling	None	Gramix Cuticle Dr. Treatment
Weakened, breaking hair	Treatment Mask 500ml	Kobo Bond Builder Boost Treatment

Frequently asked questions

Why is my hair breaking after rebonding?

Usually because it was over-processed: the cream was too strong or left on too long, already rebonded lengths were processed again, or too much heat was used. Previously bleached or coloured hair is the most likely to break.

Can rebonded hair that is breaking be repaired?

Treatments can make it stronger, smoother and easier to manage, and stop further damage. Lengths that keep snapping or feel gummy when wet can't be restored and should be trimmed.

Can I rebond bleached hair?

It's high risk. Bleached hair is already weakened, and rebonding can make it break. A professional stylist should assess the hair and do a strand test first. In many cases, the safer answer is a smoothing treatment instead of a full rebond.

How long after rebonding can I colour my hair?

Ask your stylist. Colouring straight after rebonding puts more stress on freshly processed hair, so most stylists wait and use a gentle colour when they do.

How often should I rebond my hair?

Only when the regrowth is long enough to treat, usually several months apart, and only on the new growth.

Where can I buy Venash Professional rebonding products in Malaysia?

NX Hair & Beauty Supplies is the sole authorised distributor of Venash Professional in Malaysia. Browse the Venash Professional range online, visit our showroom at T-063, 3rd Floor, Sungei Wang Plaza, Kuala Lumpur (open daily 11am–7pm), or WhatsApp +60 16-297 6299 for salon trade pricing. We deliver nationwide.

Rebonding creams and neutralisers are professional chemical products for use by trained hairdressers only. Always follow the manufacturer's instructions, carry out a strand test and skin allergy test before use, and follow your stylist's aftercare advice.