Frequently asked questions
Before you begin.
Clear answers about joining SlimTheory, choosing a membership and what to expect during enrollment.
Getting started
Waitlist & enrollment
How do I join SlimTheory?+
Begin by joining the waitlist. SlimTheory invites a limited number of people each month in signup order. When invited, you’ll complete a health screening questionnaire before enrollment.
How long will I be on the waitlist?+
The number of invitations available each month varies, so we can’t provide an exact estimate. Add support@theslimtheory.com to your safe-sender list and check your spam folder regularly.
What happens when I receive an invitation?+
Your invitation includes the next steps for completing the required health screening. Once reviewed and approved, you’ll select your membership option and receive instructions for getting started.
The essentials
Membership & payment
What does the monthly membership include?+
Your monthly membership includes medication, SlimTheory educational resources, practical member tools and the private member community.
Which membership options are available?+
SlimTheory offers SemaSlim™ for $115 per month, TirzTheory™ for $150 per month and TriReta™ for $225 per month. Monthly pricing includes medication.
Can I pause my membership?+
Yes. Active members can pause their own membership directly from the member portal without emailing support. Complete the pause before the next order is processed. If medication has already shipped, the pause applies to the next billing cycle.
Can I use insurance, HSA or FSA?+
No. SlimTheory accepts major debit and credit cards, along with pay-later options through Afterpay, Klarna and Zip.
Good to know
About the program
Where are SlimTheory medications compounded?+
SlimTheory medications are compounded in California through two partner 503A compounding pharmacies.
Does SlimTheory replace my primary care physician?+
No. SlimTheory provides a wellness membership, medication access and general educational resources. Those resources do not replace individualized medical care from your primary care physician.
I have a question before joining. How can I reach you?+
Email support@theslimtheory.com. Questions about individual health, treatment decisions or whether a medication is right for you should be directed to your physician.