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New! OVERNIGHT GLOW HYDRATING CREAM MASK

An overnight cream mask providing deep hydration and a radiant, dewy glow by morning. Try now

Lab Notes

Reparative Hair Care: Peptide Bond & Repair Hair Mask

Reparative Hair Care: Peptide Bond & Repair Hair Mask

A professional solution for dry, damaged hair

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Five Ways to Support the Skin Barrier

Five Ways to Support the Skin Barrier

Addressing your clients' skin concerns & goals.

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How to Choose the Best Professional Serum

How to Choose the Best Professional Serum

Establishing the treatment step.

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How to Identify Your Client's Skin Type

How to Identify Your Client's Skin Type

Is it dry, oily, or something else?

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How to Choose the Best Professional Toner

How to Choose the Best Professional Toner

From gentle exfoliation and antioxidant protection to hydration and calming benefits.

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How to Identify Your Client's Primary Skin Concern

How to Identify Your Client's Primary Skin Concern

For a more effective treatment.

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Five Ways to Moisturize Based on Your Client's Skin Type

Five Ways to Moisturize Based on Your Client's Skin Type

Recommendations for dry, oily, combination, sensitive, & mature skin.

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How to Choose the Best Professional Cleanser

How to Choose the Best Professional Cleanser

How the right formula enhances overall treatment performance.

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How to Build a Professional Mature Skin Protocol

How to Build a Professional Mature Skin Protocol

A step-by-step protocol-building guide.

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How to Turn Scalp Treatments Into a Service & Retail Opportunity

How to Turn Scalp Treatments Into a Service & Retail Opportunity

The service is only half the opportunity.

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Why Scalp Care Has Become a Core Category

Why Scalp Care Has Become a Core Category

Haircare begins at the root.

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How to Build a Professional Brightening Protocol

How to Build a Professional Brightening Protocol

A progressive approach that enhances treatment outcomes.

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Lab Notes is for estheticians, spa owners, and skincare professionals who want a deeper understanding of wholesale and back bar skincare. We go beyond trends and marketing buzzwords to explore what truly matters behind the scenes: ingredient functionality, formulation philosophy, production standards, and the practical considerations of buying and using skincare in bulk. Whether you’re stocking your back bar or simply refining your skincare knowledge, Lab Notes offers clear, transparent education rooted in real-world product development and manufacturing experience.