Hair Education

What is the Curly Girl Method?

by Curlyguru · ~8 min read

In a world where straight hair has long been the standard of beauty, the Curly Girl Method is a revolutionary hair care routine that celebrates and empowers those with naturally curly or wavy hair. Created by hair guru Lorraine Massey, this method is more than a regimen — it's a movement that encourages you to embrace your curl pattern and cherish the texture you were born with.

At its core, CGM advocates for a gentle, holistic approach to hair care — notably avoiding sulfates, silicones, waxes, soaps, mineral oil, and parabens, all of which can strip moisture, cause build-up, and disrupt your natural curl pattern over time.

Before and after the Curly Girl Method — Before & After — Curly Girl Method

The science behind curly hair

Why curls behave differently — and why that changes everything.

Elliptical cortex

Straight hair has a round cross-section, curly hair is oval. This asymmetry creates the curl — but also means the cuticle lifts more easily, letting moisture escape faster.

Porosity

Low porosity hair has tightly closed cuticles — moisture is hard to get in but stays longer. High porosity hair absorbs quickly but loses moisture just as fast. Your routine should match your porosity.

Sebum distribution

The scalp's natural oil travels easily down a straight shaft. On a curl it must navigate twists and bends — so curl ends are almost always drier than roots, requiring targeted hydration.

Is CGM right for me?

CGM works across all curl and wave types — not just tight coils.

Hair type chart showing curl patterns 2A through 4C — Curl type chart — 2A to 4C

Wavy2A – 2C

Loose S-shaped waves that often go flat with heavy products. CGM restores definition and reduces frizz without weighing hair down.

Curly3A – 3C

Springy ringlets and corkscrews that need consistent moisture. CGM prevents the dryness and frizz that kills curl definition.

Coily4A – 4C

Dense, tightly coiled strands with the highest moisture needs. CGM is especially critical — the wrong ingredients cause significant breakage.

Key principles of the Curly Girl Method

Follow these to protect your curl pattern and long-term hair health.

Avoid

Avoiding Sulfates

Sulfates strip the hair of its natural oils, leading to dryness, frizz, and disrupting the delicate curl pattern. Opting for sulfate-free products preserves the natural moisture balance, allowing for healthier, more vibrant curls.

Avoid

Avoiding Silicones

Silicones create a coating on the hair that's difficult to remove without harsh sulfates, leading to build-up over time. Silicone-free products effectively maintain the natural bounce, volume, and texture of curls.

Avoid

Avoiding Waxes

Waxes cause build-up and weigh down curls, disrupting the natural curl pattern. They're also difficult to remove without harsh surfactants — which contradicts the method's emphasis on gentle cleansing.

Avoid

Avoiding Mineral Oil

Mineral oil forms a heavy coating on the hair, preventing moisture from penetrating the strands and leading to dryness and lack of nourishment for curls.

Avoid

Avoiding Soaps

Even sulfate-free soaps can be drying due to their cleansing properties. Choosing co-washing products or soap-free alternatives helps maintain the moisture balance essential for curly hair.

Avoid

Avoiding Parabens

Parabens can disrupt the endocrine system, trigger allergic reactions, and accumulate in the body over time. Avoiding them benefits both the health of your hair and your overall well-being.

The Magic of Co-Washing

Co-washing means washing your hair with conditioner instead of shampoo. This maintains moisture and prevents over-cleansing, which leads to dryness and frizz.

Scrunch, Don't Towel Dry

Traditional towel-drying causes frizz and damage. Instead, gently scrunch your hair with a microfibre towel or an old t-shirt to absorb excess moisture without disrupting curl formation.

Defining Curls

Embrace your natural curl pattern with styling techniques like "plopping" and "squish to condish" to encourage curl formation and definition without relying on heat.

Regular Trims

Regular trims prevent split ends and keep curls healthy. A curly hair specialist can help maintain your shape and style while preserving your curls' integrity.

How to start today

Three steps — no special equipment needed.

Do a final clarifying wash

Use a sulfate shampoo one last time to remove any silicone or wax build-up. This is your clean slate — after this, no more sulfates.

Scan your current products

Check every product in your routine for CGM-incompatible ingredients. Use the Curlyguru scanner to get an instant breakdown — no chemistry degree required.

Scan a product

Build your personalised routine

Answer a few questions about your curl type, porosity, and goals. We map a CGM-compliant wash-day routine that actually fits your hair — not a generic template.

Build my routine

Common myths — debunked

Things people get wrong about CGM before they start.

"CGM means never washing your hair."

CGM is about washing smarter, not less. Co-washing (conditioner washing) cleanses without stripping. You can still use a gentle, sulfate-free shampoo regularly.

"You can never use heat again."

Strict CGM avoids heat, but modified CGM allows occasional diffusing and low-heat styling. Many curlies air-dry most of the time and diffuse when needed.

"CGM products are expensive."

Many drugstore products are CGM-friendly. It's about ingredients, not price. Scanning your current products often reveals you already own CGM-compatible options.

The Curly Girl Method isn't about perfection — it's about understanding your hair, working with its natural texture, and building a routine that fits your life. CGM is the foundation, your curl type, porosity, and goals determine what the routine actually looks like.

Ready to put this into practice?

Build a personalised CGM routine tailored to your curl type, porosity, and goals.

Get your hair formula

The science behind curly hair

Why curls behave differently — and why that changes everything.

Elliptical cortex

Straight hair has a round cross-section, curly hair is oval. This asymmetry creates the curl — but also means the cuticle lifts more easily, letting moisture escape faster.

Porosity

Sebum distribution

The scalp's natural oil travels easily down a straight shaft. On a curl it must navigate twists and bends — so curl ends are almost always drier than roots, requiring targeted hydration.

Is CGM right for me?

CGM works across all curl and wave types — not just tight coils.

Wavy2A – 2C

Loose S-shaped waves that often go flat with heavy products. CGM restores definition and reduces frizz without weighing hair down.

Curly3A – 3C

Springy ringlets and corkscrews that need consistent moisture. CGM prevents the dryness and frizz that kills curl definition.

Coily4A – 4C

Dense, tightly coiled strands with the highest moisture needs. CGM is especially critical — the wrong ingredients cause significant breakage.

How to start today

Three steps — no special equipment needed.

Do a final clarifying wash

Use a sulfate shampoo one last time to remove any silicone or wax build-up. This is your clean slate — after this, no more sulfates.

Scan your current products

Check every product in your routine for CGM-incompatible ingredients. Use the Curlyguru scanner to get an instant breakdown — no chemistry degree required.

Scan a product

Build your personalised routine

Answer a few questions about your curl type, porosity, and goals. We map a CGM-compliant wash-day routine that actually fits your hair — not a generic template.

Build my routine

Common myths — debunked

Things people get wrong about CGM before they start.

"CGM means never washing your hair."

CGM is about washing smarter, not less. Co-washing (conditioner washing) cleanses without stripping. You can still use a gentle, sulfate-free shampoo regularly.

"You can never use heat again."

Strict CGM avoids heat, but modified CGM allows occasional diffusing and low-heat styling. Many curlies air-dry most of the time and diffuse when needed.

"CGM products are expensive."

Many drugstore products are CGM-friendly. It's about ingredients, not price. Scanning your current products often reveals you already own CGM-compatible options.