A keratin treatment generally lasts between 4 to 6 months, with the exact duration depending on factors such as your hair type, the strength or brand of keratin used, and how well you follow your aftercare routine. Because this treatment doesn’t change the internal structure of your hair, it fades out gradually, leaving no permanent damage.
Factors That Influence Longevity
- Hair Type:
Finer hair may not hold the treatment as long as thicker or coarser hair, which tends to retain the smoothing effect better. - Product Quality:
The brand and formulation of keratin your stylist uses can significantly affect how long the results last. - Aftercare Routine:
Proper maintenance is key. Using the right products and techniques will help preserve your smooth, frizz-free results.
Tips to Extend the Life of Your Keratin Treatment
- Use Sulphate-Free Products:
Sulphates in shampoos can strip keratin from your hair, shortening the treatment’s lifespan. - Wash Less Frequently:
Limit washing your hair to 2–3 times per week to help the treatment last longer. - Protect Against Harsh Conditions:
Avoid chlorinated pools when possible, and shield your hair from sun exposure with a UV-protective leave-in conditioner. - Dry with Care:
Air dry whenever possible or use a blow dryer on a lower heat setting to reduce stress on your hair.
When to Repeat the Treatment
Most people find they need a keratin treatment every 3–6 months, depending on their hair’s needs and lifestyle. With consistent treatments, your hair may even become healthier and more manageable over time, allowing you to space out appointments further.
In short, a keratin treatment is a temporary solution that gives you smoother, shinier, and more manageable hair for months at a time as long as you maintain it with the right products and care.
Ready to try keratin treatment? Call Rakis on Collins on +61 3 9654 6958 or contact us via this page.

