We use essential cookies (authentication, your saved goals/stack) by default. With your permission we'll also enable privacy-respecting analytics (Vercel Web Analytics, anonymous load-time metrics) and error-replay diagnostics (Sentry — DOM snapshots only when an error fires) so we can fix bugs faster. Learn more about cookies
Not provided as a fat-loss protocol. Ephedra-alkaloid dietary supplements are BANNED in the US, and ephedrine is a restricted behind-the-counter decongestant — not an approved weight-loss drug. For historical context only, the weight-loss RCTs used ephedrine ~20 mg with caffeine ~200 mg, three times daily under medical supervision in a research setting; this library does NOT recommend or schedule that use.
Morning
None for weight loss — ephedra-alkaloid supplements are banned; pharmaceutical ephedrine is a restricted decongestant/vasopressor
Weeks to ~6 months
Hours
Throughout use
Want to compare more supplements?