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✨ Unlock salon-smooth hair in one step—because your hair deserves the VIP treatment!
Let Me Be Protein Smoothing Single Step is a 500ml professional-grade Brazilian keratin treatment that smooths, strengthens, and adds shine to all hair types in one easy application. Its formaldehyde-free, protein-enriched formula reduces frizz and flyaways without damaging hair, delivering long-lasting, salon-quality results without the hassle of pre-washing.





| ASIN | B07LHHB6CY |
| Best Sellers Rank | #83,278 in Beauty & Personal Care ( See Top 100 in Beauty & Personal Care ) #45 in Chemical Hair Straighteners |
| Brand | Let Me Be |
| Brand Name | Let Me Be |
| Customer Reviews | 4.4 out of 5 stars 1,248 Reviews |
| Hair Type | Curly, Straight |
| Item Form | Cream |
| Item Weight | 0.5 kg |
| Manufacturer Part Number | PU500 |
| Material Features | Natural |
| Model Number | PU500 |
| Number of Items | 1 |
| Product Benefits | Smoothing |
| Special Ingredients | Brazilian Keratin, Protein |
| UPC | 751320787101 |
| Unit Count | 17 Fluid Ounces |
M**S
Customizable Salon-Smooth Results That Last for Months
I’ve used the Let Me Be Hair Keratin Treatment twice, with a 4-month gap between applications, and I’m very impressed with the results. The first time, I left it on my hair for 1 hour, and the result was a very sleek, ultra-straight, frizz-free finish with intense shine—definitely a strong, salon-level smoothing effect. While I loved the results, I realized I wanted something a bit more natural for everyday wear. For the second application, done four months later, I left it on for only 30 minutes, and this gave me exactly what I was looking for: smooth, frizz-free hair with movement, softness, and shine, without looking overly flat or stiff. Another big plus is that my hair did not become dry over time, even months after using the treatment, which is very important to me when it comes to any smoothing or keratin product. The application process is simple and straightforward. I washed my hair with a regular shampoo, applied the product, let it process for 30 minutes, rinsed only, and then finished with a blow-dry and flat iron. Easy to do at home and very effective. ✨ Pros: • Customizable results depending on processing time • Excellent frizz reduction • Soft, shiny, and hydrated hair • No dryness even months later • Easy application and great yield ⚠️ Cons: • The smell bothered me a bit on the first day after application • Since I color my hair, I noticed some color fading - the video I posted clearly shows how much my hair color faded after using this product Overall, this is a very effective keratin treatment that delivers professional-looking results and long-lasting smoothness. I highly recommend it for anyone looking to reduce frizz, boost shine, and achieve smoother hair with control over the final result.
M**O
I love it
Absolutely recommend, my hair looks amazing to shiny and healthy, I love it!❤️
J**M
Lo recomiendo
Excelente
A**R
Easy application and great results
This product is really easy to apply and the results are great. My hair is wavy but frizzy and after I apply the product frizz disappeared, left my hair shiny and soft, doesn’t feel heavy on your hair. I’m going to be able to reapply the product, two application with only one bottle.
I**E
It straightens hair very well, but it will thin your hair over time.
Good
Y**.
Me encanta
Este producto me encanta me deja mi cabello increíble ya es la segunda vez que lo compro
E**I
No results
This did nothing for my daughter's hair. We left it on 1.5 hrs. She has virgin healthy hair and her hair is way less curly than the model on the picture.
L**E
Excelente producto
Me encantó el producto, tengo el pelo muy rizado y me lo dejo lacio lacio
A**K
Incroyable
J’ai hâte qu’il soit à nouveau en stock
J**H
I LOVE IT♥️♥️♥️
I got a 4c afro hair “”” and i just can said this is the best product i had ever try it in my hair🥰
R**I
رائع
😍😍
A**R
Buen productobue
Un buen producto tal y como se menciona en las características,lo recomiendo
M**A
Does what it says
Don't expect miracle but product does what it says. I have very tick, frizzy and dry hair and in the past I tried everything, keratin treatment, all kinds of shampoos and hair masks, serums and oils and nothing really ever solved my problem. My problem is that it takes so long to wash hair, dry, style it, and still it looks frizzy and unmanageable. This product made process less painful as it does smooth hair, it does eliminate some frizz and it's easier to style the hair. I am happy that I bought it
Trustpilot
2 weeks ago
1 week ago