If you’ve ever spent a summer fighting frizz, or a rainy day watching your blowout collapse within the hour, you’ve probably wondered whether a keratin treatment is worth it. It’s one of the most requested services here at Floral De Beaute in Van Nuys, CA, and it’s almost always followed by the same question: “So, how long is this actually going to last?”

It’s a fair question, because a keratin treatment is an investment of both time and money, and you want to know what you’re getting before you commit to a few hours in the chair. The honest answer is that it depends on a handful of factors, but most clients can expect their results to last two to five months, with the average sitting right around three to four months. Below, we’ll walk through why that range varies so much and what you can do to get the most out of your treatment.

What a Keratin Treatment Actually Does

Before getting into timelines, it helps to understand what’s happening to your hair during the treatment. Keratin is a protein your hair is naturally made of, but everyday stress, heat styling, coloring, and sun exposure gradually strip it away, leaving hair more porous, frizzy, and harder to manage. A keratin treatment works by applying a keratin-infused solution to the hair, then sealing it in with heat from a flat iron.

This process doesn’t chemically alter your hair’s structure the way a relaxer does. Instead, it coats each strand, smoothing the cuticle and filling in gaps left by damage. That’s why keratin treatments cut down on frizz, shorten blow-dry time, and leave hair noticeably shinier and softer, without changing your natural texture or curl pattern.

Why Results Aren’t the Same for Everyone

Two clients can walk out of the same salon on the same day with the same treatment and see different results a few months later. Here’s why.

Hair Type and Texture

Coarser, curlier, or more resistant hair textures tend to hold keratin treatments longer because the smoothing effect is more visually dramatic and takes longer to fade. Finer or naturally straighter hair may see the effects soften a bit sooner, simply because there’s less texture for the treatment to visibly smooth.

Hair Porosity and Damage Level

Hair that’s more porous, often from prior coloring, bleaching, or heat damage, tends to absorb keratin readily but can also lose it a bit faster since the cuticle isn’t as tightly sealed to begin with. Healthier, less porous hair generally retains the treatment longer.

Washing Frequency and Products Used

This is one of the biggest factors within your control. Washing your hair too frequently, or using shampoos with sulfates, can strip the keratin coating faster than expected. Clients who switch to a sulfate-free shampoo and space out their washes tend to stretch their results noticeably longer.

Heat Styling Habits

Ironically, a keratin treatment is designed to make heat styling easier, but overusing hot tools afterward, especially without heat protectant, can wear down the coating faster. Moderate, protected heat styling actually helps maintain smoothness, while excessive daily heat can shorten the treatment’s lifespan.

How the Treatment Was Applied

Not all keratin treatments are created equal, and neither are all technicians. Proper application, saturation, heat sealing, and timing all affect how well the treatment bonds to the hair. This is one of the biggest reasons we recommend having this service done by an experienced stylist rather than attempting an at-home kit, since even small application errors can shorten how long results last.

The General Timeline You Can Expect

While every head of hair is different, here’s a rough breakdown of what most Floral De Beaute clients experience:

• Weeks 1–2: Hair is at its smoothest and shiniest, with minimal frizz and significantly reduced styling time.
• Weeks 3–8: Results remain strong, though some natural texture may start to return, especially near the roots as new growth comes in.
• Weeks 9–14: Smoothness gradually softens. Frizz may start to reappear, particularly in humidity, but hair generally still looks and feels healthier than before treatment.
• Weeks 15–20+: The effects continue to fade, and many clients begin thinking about their next appointment around this point.

Keep in mind that new hair growth was never treated in the first place, so as your roots grow out, you’ll naturally see more of your untreated texture over time, even if the treated lengths still look smooth.

How to Make Your Keratin Treatment Last Longer

We always send clients home with the same core advice, and it makes a real difference:

• Wait before washing. Most treatments require you to avoid washing, tying up, or tucking your hair behind your ears for 48 to 72 hours after your appointment, so the keratin has time to fully bond.
• Switch to sulfate-free, sodium-chloride-free products. Regular shampoos can strip the treatment prematurely.
• Wash less often. Stretching washes to two or three times a week helps preserve the coating.
• Use a heat protectant. If you’re styling with hot tools, always protect the hair first.
• Avoid tight hair ties and clips right after treatment. Creases and dents can form if hair is styled too soon after the appointment.
• Book touch-ups strategically. Many clients return every three to four months, timing their next treatment right as the previous one begins to fade.

Is a Keratin Treatment Right for You?

Keratin treatments tend to work best for clients dealing with frizz, unmanageable texture, or hair that takes a long time to style. They’re a popular choice heading into humid seasons or before travel, since they cut down significantly on daily styling effort. That said, they’re not a permanent solution, and results will fade gradually rather than all at once, which many clients actually prefer since there’s no dramatic “grow-out line” the way there can be with some other chemical services.

If you’re unsure whether a keratin treatment fits your hair goals, that’s exactly the kind of thing worth discussing during a consultation. Every head of hair responds a little differently, and a stylist who can assess your texture, porosity, and styling habits in person will give you a much more accurate expectation than any general guideline.

Why Van Nuys Clients Choose Floral De Beaute

At Floral De Beaute, keratin treatments are one of our most requested services, and we take the process seriously from start to finish, using quality products, proper application techniques, and honest guidance about what results you can realistically expect for your hair type. We’ll walk you through aftercare in detail so you’re not left guessing how to protect your investment once you leave the salon.

If you’re in Van Nuys, CA and tired of fighting frizz every morning, a keratin treatment might be exactly the low-maintenance solution you’re looking for.

Book your keratin treatment consultation with Floral De Beaute today and find out what smooth, manageable hair could look like for you.