Frequently Asked Questions

Second Opinion is a weekly newsletter that examines popular nutrition, supplement, wearable, and genetic-testing claims and compares them against the actual evidence. Content is physician-reviewed to help separate what's backed by research from what's just trending.

No. Everything in this newsletter is for general educational and informational purposes only. It is not personalized medical advice and should not replace consultation with your own doctor or qualified healthcare provider.

Content is written and vetted by a licensed physician with clinical training across multiple specialties. Our goal is to bring a physician's perspective to wellness trends that are often discussed without any clinical context.

We prioritize claims and trends that are widely discussed but rarely fact-checked — popular supplements, wearable metrics, genetic testing claims, and general wellness topics readers ask about directly.

Yes. Use the "Ask the Doctor" page to submit a topic or question. Selected questions may be featured in a future issue, answered in general terms rather than as individualized advice.

We provide general information and physician recommendations based on available evidence, not individualized treatment plans. Any decision about supplements, testing, or health products should be made in consultation with your own healthcare provider.

Some issues may include affiliate links or sponsored content. When this is the case, it will be clearly disclosed. Recommendations are based on our assessment of the evidence, not on affiliate relationships.

Yes, the core newsletter is free to subscribe to. (Adjust this line once/if a paid tier launches.)

Every issue includes an unsubscribe link at the bottom of the email. You can also manage your subscription preferences at any time from that link.

Reach out through the "Ask the Doctor" page, or (insert general contact email), for questions not related to specific medical concerns.