Last updated: June 17, 2026
By using this website and purchasing from Mainstay, you agree to the following terms.
Educational purpose only
All content on this site, including our guides, blog content, and any future products, is for general educational purposes only. It is not medical, dietary, or clinical advice, and it is not a substitute for consultation with a qualified healthcare provider. We do not diagnose, treat, cure, or prevent any disease or condition. These statements have not been evaluated by the Food and Drug Administration.
No doctor-patient relationship
Using this site or purchasing our products does not create a doctor-patient, dietitian-client, or other clinical relationship between you and Mainstay.
Digital products
Guides and other digital content are licensed for your personal, non-commercial use only. You may not resell, redistribute, or publicly share digital products you purchase from us.
Accuracy of content
We make reasonable efforts to ensure our content is accurate and well-sourced, but health and nutrition research evolves. We do not guarantee any specific outcome or result from following information in our guides.
Pricing and availability
We reserve the right to correct pricing errors, modify product offerings, and update content at any time.
Limitation of liability
To the fullest extent permitted by law, Mainstay is not liable for any indirect, incidental, or consequential damages arising from your use of this site or our products. Always consult your prescriber before making changes to your diet, supplement intake, or exercise routine.
Governing law
These terms are governed by the laws of the United States and the state in which Mainstay operates, without regard to conflict-of-law principles.
Changes to these terms
We may update these terms from time to time. Continued use of the site after changes constitutes acceptance of the updated terms.
Contact
Questions about these terms can be sent to our support email, available on our Contact page.