Welcome to our Hair Academy

Here you'll find articles on hair care, biology and anatomy, ingredients, and hair care products.

No more beauty myths and guesswork! We’ll give you the expert knowledge you need so you can finally know exactly what your hair really needs.

Hair Academy

Hormone Lab - Progesterone Cover Image

Progesterone Deficiency & Dull Hair: Why Your...

Isabella Engelberger

This blog post explores the role of the hormone progesterone in hair health. A drop in progesterone levels (e.g., before menstruation or during menopause) leads to reduced sebum production, which...

Progesterone Deficiency & Dull Hair: Why Your...

Isabella Engelberger

This blog post explores the role of the hormone progesterone in hair health. A drop in progesterone levels (e.g., before menstruation or during menopause) leads to reduced sebum production, which...

Hormone Lab - Estrogen Cover Image

Estrogen & Your Glow: Why Your Hair Has Its Own...

Isabella Engelberger

This blog post explains how estrogen affects hair growth and sebum production. It explains why hair becomes shinier during pregnancy and gets greasy more quickly during menstruation. As a solution...

Estrogen & Your Glow: Why Your Hair Has Its Own...

Isabella Engelberger

This blog post explains how estrogen affects hair growth and sebum production. It explains why hair becomes shinier during pregnancy and gets greasy more quickly during menstruation. As a solution...

Hair Anatomy - Porosity (cover image)

Understanding Porosity: Is Your Hair Like a Sponge...

Isabella Engelberger

Isabella explains the concept of hair porosity, which determines how well hair can absorb and retain moisture. Highly porous hair (with an open cuticle) acts like a sponge that quickly absorbs moisture,...

Understanding Porosity: Is Your Hair Like a Sponge...

Isabella Engelberger

Isabella explains the concept of hair porosity, which determines how well hair can absorb and retain moisture. Highly porous hair (with an open cuticle) acts like a sponge that quickly absorbs moisture,...

Hair Anatomy - The Cortex (cover image)

The Cortex: The Heart of Your Hair (Where Does the Strength...)

Isabella Engelberger

Isabella highlights the cortex (fibrous layer) as the elastic core of the hair, which is responsible for its strength and color. She explains that using too much keratin without simultaneously moisturizing the hair...

The Cortex: The Heart of Your Hair (Where Does the Strength...)

Isabella Engelberger

Isabella highlights the cortex (fibrous layer) as the elastic core of the hair, which is responsible for its strength and color. She explains that using too much keratin without simultaneously moisturizing the hair...

Hair Anatomy - The Cuticle Layer (cover image)

The Cuticle Layer: Your Protective Shield 🌟

Isabella Engelberger

In this article, Isabella from True Organic Cosmetics explains how the hair’s cuticle works using the analogy of overlapping roof tiles. When these lie flat, the hair reflects light...

The Cuticle Layer: Your Protective Shield 🌟

Isabella Engelberger

In this article, Isabella from True Organic Cosmetics explains how the hair’s cuticle works using the analogy of overlapping roof tiles. When these lie flat, the hair reflects light...

Hair Anatomy - The Marvel on Your Head (cover image)

The marvel on your head (explained simply...

Isabella Engelberger

Did you know that your hair works like a little factory? 🏭 In this guide, Isabella takes you on a journey beneath the scalp. You’ll learn about the three layers of your...

The marvel on your head (explained simply...

Isabella Engelberger

Did you know that your hair works like a little factory? 🏭 In this guide, Isabella takes you on a journey beneath the scalp. You’ll learn about the three layers of your...