
Articles and guides
Practical advice, ingredients and stories about solid cosmetics.
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Ingredient Atlas
Ingredient origins, textures and practical answers about cosmetic labels.
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Solid Cosmetics School
Practical lessons for using, storing and travelling with solid cosmetics.
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Which One? Comparison Studio
Clear comparisons for the cosmetics you use, the routines you enjoy and the gifts you give.
Read the guideArticles: 776
Strange Hair Phenomena: Medical Mysteries Through History
Hair may seem like a simple part of the body, but it has long been the subject of curiosity and fascination. It's more than just a part of our appearance...
Symptoms of micronutrient deficiencies: how they affect hair
Hair health reflects what’s going on inside our bodies. When we think about hair care, we often focus on shampoos, conditioners, or maybe even vitamins. But did you know that...
Other trace elements for hair health: copper, magnesium, manganese
When it comes to healthy, beautiful hair, most of us think of vitamins like biotin or maybe even iron. But did you know that trace minerals also play a big...
Selenium and hair health: what you need to know
Selenium is one of those nutrients that often goes unnoticed, but it plays a big role in maintaining the health of your hair . As an essential antioxidant, selenium helps...
The Role of Zinc in Hair Growth: How It Supports Healthy Hair
Zinc is one of those essential minerals that doesn't always get the attention it deserves, especially when it comes to beauty and health. But did you know that zinc plays...
Finding your scent with solid perfume
From your first fingertip swipe to a fragrance you enjoy. Practical guidance on scent, application, ingredients, storage and the questions a small tin can raise.
Hair Growth After Death: Myths, Science, and Beliefs
Have you ever heard the creepy story that hair continues to grow after death? For centuries, people have believed in this mysterious phenomenon, but is there any truth to it?...
Iron Supplements: Are They Necessary for Hair Growth?
However, iron supplements are not suitable for everyone . Taking them without a real need can cause health problems. According to the World Health Organization (WHO), iron deficiency is...
Iron-rich foods for healthy and shiny hair
You might be surprised to learn that the secret to great hair isn't just expensive shampoos or salon treatments—it's actually right on your plate. Nutrition plays a huge role in...
Iron deficiency and hair loss: what you need to know
Did you know that iron deficiency is one of the leading causes of hair loss in women? Most of us experience hair thinning or loss at some point in our...
The importance of iron for healthy hair
Iron is more than just a mineral your body needs – it’s essential for healthy, strong hair. If you’ve ever wondered why your hair is thin, dull, or prone to...
Sacred hair relics: symbols and their history
Hair has always been much more than just a physical feature. It has symbolized power, identity, faith, and even a direct connection to the divine. In different cultures and religions,...



