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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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 Natural Deodorant at Home (DIY Recipe)
By Dr. SamiUllah, PhD Lead Formulator, Formula Chemistry Quick AnswerThe most reliable way to learn how to make natural deodorant
10 October 2026
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Bodycare
Deodorant with Coconut Oil: Easy DIY Stick Recipe
By Dr. SamiUllah, PhD Lead Formulator, Formula Chemistry Quick AnswerA deodorant with coconut oil holds its shape when 42.5% Cocos
9 October 2026
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Bodycare
Homemade Antiperspirant: DIY Recipe to Reduce Sweat
By Dr. SamiUllah, PhD Lead Formulator, Formula Chemistry Quick Answer A homemade antiperspirant only reduces sweat if it contains an
8 October 2026
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