Start loving your hair

Start loving your hair

Go from limp, fragile, thinning, dull hair to luscious, healthy beautiful, shining hair. Jaclyn has partnered with theorem. to help bring her favorite hair strengthening formula to her community. Hear from other Ambassadors about their experience, and see if it resonates with you.

Hair chemistry at its best

Access to the latest clinical studies and ingredients ensures that our formulas are always one step ahead of the rest. Theorem products are scientifically proven to repair and improve your hair, no matter what type of hair you have! Our team has worked on 10’s of thousands of formulations throughout their careers. Theorem is the culmination of our most promising research, resulting in the first brand to devise a 3-dimensional solution to achieve thicker hair from root to tip!

Driven by beauty, backed by science

Our team is composed of brilliant scientists and designers with 75 years of combined experience. We have developed best-selling products with over a billion dollars in revenue sold worldwide. Disappointed with products on the shelf, we designed unique formulas with proven results to give YOU, your very best hair!

Want to know more about the product ingredients?

Click to download our product ingredients PDF.


non toxic

cruelty free

paraben free

gluten free

60-Day Guarantee

made in USA

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