
Articles and guides
Practical advice, ingredients and stories about solid cosmetics.
In-depth guides
Choose a topic and find practical answers.







Ingredient Atlas
Ingredient origins, textures and practical answers about cosmetic labels.
Read the guide

Solid Cosmetics School
Practical lessons for using, storing and travelling with solid cosmetics.
Read the guide
Which One? Comparison Studio
Clear comparisons for the cosmetics you use, the routines you enjoy and the gifts you give.
Read the guideArticles: 776
Natural hair cleansers: soap nuts and clay
In recent years, consumers have increasingly turned to natural hair care products as a gentler and more environmentally friendly alternative to synthetic shampoos. A report by Grand View Research revealed...
Creating a Hair Care Routine Based on Your Hair Type
Hair care is an integral part of beauty and health. A proper care routine can help keep your hair strong, shiny, and healthy. However, it is important to understand that...
Advanced hair shampoos: amino acids and enzymes
Over the past decade, advances in hair care technology have changed the way we think about hair care. Traditional shampoos, which often contain sulfates, are giving way to new innovations...
Gentle Sulfate-Free Hair Washes: A Complete Guide
Sulfates, such as sodium lauryl sulfate (SLS) and sodium laureth sulfate (SLES), are widely known for their deep cleansing properties and ability to create a rich lather. However, sulfates are...
Understanding Hair Types and Porosity: A Comprehensive Guide
I. Introduction to Hair Care by Hair Type The Importance of Hair Care According to Hair Type Hair is one of the most defining features of a person’s appearance, and...
Sulfate-free shampoos: myths and facts
Sulfates are commonly used detergents found in many shampoos and personal care products. They are foaming agents—compounds that attract both oil and water, making it easy to remove dirt, oil,...
Hair Care Product Labels: What to Look for and Avoid
Have you ever picked up a hair care product, looked at the label, and felt confused by the scientific jargon? Understanding hair care product labels is one of the most...
Ingredient Overview: Volcanic Ash in Solid Shower Bars
In the world of personal care products, innovation often comes from natural ingredients that have a number of beneficial properties. One such ingredient that has been gaining a lot of...
Ingredient Overview: Nettle Leaf Powder and Nettle Root Powder in Solid Shampoos
In our search for natural and effective hair care products, we often turn to ancient botanical ingredients that have been valued for centuries. Among them, nettle leaf powder and nettle...
Hydration and hair: the importance of water for healthy hair
Proper hydration is important for overall health, but its importance to hair health is often overlooked. Staying hydrated keeps your scalp healthy and your hair moisturized, strong, and shiny. For...
Hair as a vessel for the soul: spiritual beliefs
For centuries, hair has been considered more than just an aesthetic element. In many cultures and spiritual practices, hair is considered a storehouse of spiritual energy and a vessel for...
Solid shower bars for your daily routine
How to choose, use and store a solid shower bar. A practical guide to formulas, fragrance, exfoliation, travel and value, with 60 questions answered.



