Disclaimer & disclosures
Plain language about what this site is, how it's funded and how we treat your information.
Medical disclaimer
Everything published on Signal & Cell, including essays, newsletters and product descriptions, is for general educational purposes only. It is not medical advice and is not a substitute for diagnosis or treatment by a qualified healthcare professional. Always talk with your clinician before starting a supplement, changing your diet or exercise routine, or making decisions about a health condition or medication. Never ignore professional advice or delay seeking it because of something you read here. If you think you may have a medical emergency, call your doctor or emergency services immediately.
Statements about dietary supplements have not been evaluated by the Food and Drug Administration. Products we discuss are not intended to diagnose, treat, cure or prevent any disease.
Affiliate disclosure
Signal & Cell may earn a commission when you purchase a product through a link on this site, at no additional cost to you. We only feature products that meet the standards described on The Collection, and compensation never determines what we recommend or what we say about it. Pages that contain affiliate links will say so.
Privacy
When you subscribe to The Signal or send us a message, we collect the information you provide (such as your name, email address and message) and use it only to send the newsletter you requested or to reply to you. We do not sell or rent your personal information. You can unsubscribe from The Signal at any time using the link in any email, or ask us to delete your information by contacting us through the contact form.
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Last updated September 15, 2026.