The Cycle Brain Guide

Explore the science behind cycle-linked brain changes and learn how your menstrual cycle shapes cognition, mood, and neuroplasticity.

This guide draws on peer-reviewed research to provide an accessible overview of how hormonal fluctuations affect the brain throughout the menstrual cycle.

Select your region and enter your email to access this guide.

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The Samphire Headband (Nettle™) is a regulated medical device indicated for specific purposes, available only within the United Kingdom and European Union. A separate variant of the Samphire Headband, known as Lutea™, is a general wellness product designed to support wellbeing. No product or service provided by Samphire Neuroscience has been evaluated, approved or cleared by the United States FDA, and no such product or service is intended, marketed, or sold to treat or cure any disease or condition within the United States.