Cosmetic Formulation Science Made Simple
Formula Chemistry is your expert guide to cosmetic formulation featuring professional skincare & haircare formulas, in-depth ingredient guides, DIY recipes, and free formulas by Dr. SamiUllah, Ph.D. in Chemistry.

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Explore over 1000 free, tested skincare, haircare, and cosmetic formulas, each one backed
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by real formulation science.

DIY Encyclopedia
Discover what each cosmetic ingredient does, why formulators use it, safe usage levels, and suitable substitutions.
New Posts & Formulations

Bodycare
How to Make Homemade Soap: Complete Beginner’s Guide
By Dr. SamiUllah, PhD, Lead Formulator, Formula Chemistry Quick Answer: Learning how to make homemade soap starts with saponification, the
13 October 2026
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Bodycare
How to Make Soap From Scratch (Cold Process Guide)
By Dr. SamiUllah, PhD, Lead Formulator, Formula Chemistry Quick Answer: Learning how to make soap from scratch means calculating your
12 October 2026
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Bodycare
Soap Making for Beginners (Easy Step by Step)
By Dr. SamiUllah, PhD, Lead Formulator, Formula Chemistry Quick Answer: Soap making for beginners is easiest with a melt and
11 October 2026
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