SLS is the main cleaning agent and second-largest ingredient after water in most regular brands of personal cleaning products. It is also on every list of ingredients to avoid in skin care products. How dangerous is this surfactant? Should you believe all the claims about the damage it can cause or is it just internet rumors?

In every cleansing product you find surfactants that dissolve fat and dirt. Many surfactants are irritating and drying for the skin but some are milder. What are their differences?

Water is not enough to wash away grease and dirt from your skin and hair. You need something that dissolves the grease. We all use some kind of soap, shower gel or shampoo to clean ourselves. But what do they contain that dissolves the grease and how does it work?

A natural soap is considerably milder and better for the skin than any industrially produced, but how do you know if a soap is natural? How to differentiate a good soap from the ones that dries out your skin?

Surfactant names are confusingly similar. We have put together a list of the most common surfactants in skin-care products, grouping them according to how irritating they are for the skin.

Coco sounds natural, but just how natural is Sodium Coco Sulfate used in many organic shampoos?

Finishing the hair care routine with an acid rinse makes the hair cleaner, softer and shinier. Why is that? How come it actually works?