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NIOXIN System 4 Hair Thickening Serum for Thinning Hair

(20 customer reviews)

Original price was: $31.00.Current price is: $14.04.

Thickens hair and boosts volume with essential nutrients and UV protection.

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What is it?

System Kit 4 is designed for natural, untreated hair with progressed thinning and has been clinically and dermatologically tested.

Why you’ll love it:

It helps refresh the scalp and increase the volume of every strand, leaving your hair fuller and thicker.

Featured ingredients:

This treatment delivers essential nutrients and antioxidants to the scalp, nourishing and protecting it against damage. It also contains UV-protecting ingredients for the scalp and hair.

Benefits:

  • THICKENS THE HAIR: clinically designed to add thickness and fullness to dry, damaged, colour-treated hair with progressed thinning, with visible results in just 30 days
  • SUPPORTS the scalp’s health and protects it from environmental damage

FAQ

How often should I use this product?

Apply the serum to clean, dry hair twice daily for best results.

Is this product suitable for all hair types?

This product is designed for natural, untreated hair with progressed thinning. It may not be suitable for all hair types.

Does it contain any harsh chemicals?

This product is dermatologically tested and formulated with essential nutrients and antioxidants. It does not contain harsh chemicals.

Can I use this product alongside other hair treatments?

It is recommended to consult with a dermatologist or hair care professional before using this product alongside other treatments.

What is the shelf life of this product?

Please contact customer service for information on the shelf life of this product.

20 reviews for NIOXIN System 4 Hair Thickening Serum for Thinning Hair

  1. Joseph Vance –

    I’ve been using this serum for a month and I can already see a difference. My hair feels thicker and more voluminous. I love the natural ingredients and the way it nourishes my scalp.

  2. Audrey Dyer –

    This product has helped me with my thinning hair. It’s easy to apply and leaves my hair feeling refreshed. I would recommend it to anyone looking for a natural solution.

  3. Luke Walsh –

    I’ve tried several hair thickening products, but this one is the best. It’s gentle on my scalp and has made a noticeable difference in the thickness of my hair.

  4. Jan Wilkins –

    I was skeptical at first, but after using this serum for a few weeks, I noticed my hair is looking healthier and more voluminous. I’m happy with the results.

  5. Sean Turner –

    This product is a game-changer for my hair. It’s been a while since I’ve felt my hair was this thick and full. I highly recommend it to anyone with thinning hair.

  6. Victoria Morrison –

    I’ve been using this serum for a few weeks and I’m impressed with the results. My hair feels stronger and more voluminous. I would definitely recommend it.

  7. Diane Watson –

    This product has made a noticeable difference in my hair’s thickness. I love the natural ingredients and the way it nourishes my scalp. I’m very satisfied with my purchase.

  8. Boris Wright –

    I’ve been using this serum for a month and I can already see a difference. My hair feels thicker and more voluminous. I love the natural ingredients and the way it nourishes my scalp.

  9. Eric Martin –

    This product is a must-have for anyone with thinning hair. It’s gentle on my scalp and has made a noticeable difference in the thickness of my hair.

  10. Madeleine Powell –

    I’ve been using this serum for a few weeks and I’m impressed with the results. My hair feels stronger and more voluminous. I would definitely recommend it.

  11. Alison Metcalfe –

    This product has helped me with my thinning hair. It’s easy to apply and leaves my hair feeling refreshed. I would recommend it to anyone looking for a natural solution.

  12. Jennifer Lambert –

    I’ve tried several hair thickening products, but this one is the best. It’s gentle on my scalp and has made a noticeable difference in the thickness of my hair.

  13. Robert Walsh –

    I’ve been using this serum for a month and I can already see a difference. My hair feels thicker and more voluminous. I love the natural ingredients and the way it nourishes my scalp.

  14. Jacob Burgess –

    This product is a game-changer for my hair. It’s been a while since I’ve felt my hair was this thick and full. I highly recommend it to anyone with thinning hair.

  15. Max Pullman –

    This product has made a noticeable difference in my hair’s thickness. I love the natural ingredients and the way it nourishes my scalp. I’m very satisfied with my purchase.

  16. Nicholas Thomson –

    I’ve been using this serum for a few weeks and I’m impressed with the results. My hair feels stronger and more voluminous. I would definitely recommend it.

  17. Virginia Scott –

    This product is a must-have for anyone with thinning hair. It’s gentle on my scalp and has made a noticeable difference in the thickness of my hair.

  18. Christian Langdon –

    I’ve been using this serum for a month and I can already see a difference. My hair feels thicker and more voluminous. I love the natural ingredients and the way it nourishes my scalp.

  19. Robert Langdon –

    This product has helped me with my thinning hair. It’s easy to apply and leaves my hair feeling refreshed. I would recommend it to anyone looking for a natural solution.

  20. Owen Simpson –

    I’ve tried several hair thickening products, but this one is the best. It’s gentle on my scalp and has made a noticeable difference in the thickness of my hair.

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