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.

Hormone Lab

Thyroid & Hair Structure: When Internal Regulators Affect Your Hair 🦋✨

The Thyroid Gland & Hair Structure: When Internal Regulators...

Isabella Engelberger

This blog post explains the vital role the thyroid gland plays in metabolism and hair growth. Thyroid disorders slow down cell division in the hair follicle, causing the hair to become thin, dry, and brittle....

The Thyroid Gland & Hair Structure: When Internal Regulators...

Isabella Engelberger

This blog post explains the vital role the thyroid gland plays in metabolism and hair growth. Thyroid disorders slow down cell division in the hair follicle, causing the hair to become thin, dry, and brittle....

Hormone Lab - Cortisol Cover Image

Cortisol: When stress starves your hair follicles...

Isabella Engelberger

The blog post explains the biological effects of stress on hair growth. Cortisol, the stress hormone produced in the adrenal cortex, is essential for life, but chronic stress causes blood vessels to constrict in...

Cortisol: When stress starves your hair follicles...

Isabella Engelberger

The blog post explains the biological effects of stress on hair growth. Cortisol, the stress hormone produced in the adrenal cortex, is essential for life, but chronic stress causes blood vessels to constrict in...

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...