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Discover our analyses and expert opinions on hair health issues in general and hair loss and hair care in particular (greasy hair, fine hair, electric hair, brittle hair, dry hair, dull hair, dandruff and irritation...). Complex issues that concern us all, whatever our hair type. If you have any questions, you can reach our specialists on +33 (0)1 42 61 28 01.

  • Scaling of the scalp

    Scaling of the scalp

    First of all, remember that the skin (and therefore the scalp) renews itself every 4 weeks or so. In practical terms, skin cells are produced in the basal layer of the epidermis, then migrate to the surface and...
  • Scabs on the scalp

    Scabs on the scalp

    Scabs on the scalp are often unpleasant because, most of the time, they are accompanied by itching. Of course, scratching them (a natural reaction) can make them worse, or even, if the situation persists, cause...
  • Scalp fungi: causes, symptoms and treatments

    Scalp fungi: causes, symptoms and treatments

    Unfortunately, there is an infinite variety of fungi present in our bodies, often in a latent state and without affecting us to any great extent. These plant micro-organisms develop in our bodies in the same way as the fungi that...
  • How to grow frizzy hair

    How to grow frizzy hair

    How to grow frizzy hair is a preoccupation for many of us, and we're constantly on the lookout for advice and tips on how to find the right shampoo, treatment or vitamin complex to help our hair grow....
  • Scalp eczema and hair loss

    Scalp eczema and hair loss

    The scalp is a particularly sensitive area that can be affected by several types of eczema. We often tend not to differentiate between them. Generally speaking, in the chronic phase, eczema is always characterised by a dry, irritated scalp...
  • Thinning & fine hair in men

    Thinning & fine hair in men

    Introduction Over time, it is not uncommon for men to notice that their hair is thinning, particularly in certain specific areas of the head where the hair is increasingly sparse. For some men, thinning hair can be...
  • How many centimetres does your hair grow each month?

    How many centimetres does your hair grow each month?

    3 preconceived ideas about the speed of hair growth 1. "Hair grows one centimetre a month": TRUE and FALSE It is commonly accepted that Caucasian hair grows one centimetre a month (i.e. 12 cm a...
  • Is baldness hereditary?

    Is baldness hereditary?

    Hereditary baldness or androgenetic alopecia is inherited from the paternal and/or maternal gene pool. It manifests itself as progressive hair loss in different areas of the skull.
  • What are the benefits of omega-3 against hair loss?

    What are the benefits of omega-3 against hair loss?

    Are you losing a lot of hair despite using hair products and anti-hair loss treatments? What if it's due to a lack of Omega 3? It's important to remember that these essential fatty acids are not found in hair care products, but...
  • Scalp massage to stimulate hair growth

    Scalp massage to stimulate hair growth

    Discover the 3 "hair gym" massages to soften your scalp, encourage root irrigation and stimulate hair growth and regrowth. massages. As a bonus, a feeling of well-being is guaranteed!
  • Causes and treatments of female pattern baldness

    Causes and treatments of female pattern baldness

    More and more women, including younger and younger women, are affected by baldness. What are the mechanisms of female pattern baldness? How can you spot the warning signs? What are the...
  • Early signs of male pattern baldness

    Early signs of male pattern baldness

    Baldness remains a traumatic experience. To remedy the situation as soon as possible, learn to identify the first signs of incipient baldness.
  • What treatments are effective for hair regrowth?

    What treatments are effective for hair regrowth?

    There are a number of natural and drug-based solutions and treatments for baldness, to stimulate effective hair regrowth in men and women.
  • Tips and solutions for thinning hair in women

    Tips and solutions for thinning hair in women

    Thinning hair doesn't have to be a fatality for women. Discover several solutions to make your hair denser and stop hair loss!
  • Alopecia: causes, consequences and solutions

    Alopecia: causes, consequences and solutions

    Whether it's just temporary hair loss or a more permanent phenomenon, alopecia is often a concern for men and women alike. What causes it? What can be done about it?
  • Wearing a helmet and hair loss

    Wearing a helmet and hair loss

    Question from Patrick B. For my work, I've had to wear a helmet for several hours a day for the last 2 years. I never had any particular problems with my hair before. Now I have the impression that my hair gets greasy quicker...
  • Which pill should I choose for my hair?

    Which pill should I choose for my hair?

    Question from Charlotte P. How do I know if the contraceptive pill I'm taking is good or bad for my hair? Clauderer answer If you don't have an androgenetic tendency to lose your hair, it's a safe bet that you...
  • The Mirena IUD and hair loss

    The Mirena IUD and hair loss

    Question by Albertine P. Could the Mirena IUD be the cause of my hair loss? I had the IUD fitted at the beginning of the year and was delighted not to have to take the pill every day...
  • Minoxidil and hair loss

    Minoxidil and hair loss

    Key facts: A few words on the origin of the use of minoxidil to combat hair loss: Minoxidil is included in both lists. It is therefore considered to be both a "medicinal product the use of which...
  • Does levothyrox cause hair loss?

    Does levothyrox cause hair loss?

    Question by Véronique N. 2 years ago, my doctor discovered that I was hypothyroid, which explained my abnormal hair loss, among other symptoms. Since then, I've been taking Levothyrox. My thyroid balance has been difficult to...
  • Androgens and hair loss

    Androgens and hair loss

    Question by Lucien B. What is DHT and what does it have to do with hair loss and androgen hormones? Clauderer Answer DHT (dihydrotestosterone) is a hormone in the androgen family. The secretion of this hormone...
  • Replacing the Diane 35 pill and hair loss

    Replacing the Diane 35 pill and hair loss

    Question from Aliette M. I read your file on androgenetic hair loss because I've been suffering from this type of hair loss myself for many years. I used to take the Diane 35 pill, which limited the damage. But in 2013...
  • Japanese straightening

    Japanese straightening

    Japanese straightening changes the keratin in your hair: what are the positive and negative aspects? Clauderer, Hair Specialist, gives you the answers
  • Brazilian straightening

    Brazilian straightening

    Last minute, October 2024: new health risks lead the health authorities (Agence Nationale de Sécurité Sanitaire) to "advise against the use of these products" see: https://www.ameli.fr/assure/actualites/alerte-sur-les-risques-lies-aux-produits-de-lissage-bresilien HOW DOES IT WORK? Chemical + thermo-mechanical action This involves...