Caffeine Insights
Caffeine can dehydrate the body, so it's essential to hydrate properly and consider adding a pinch of salt to your water. Tapering off caffeine in the afternoon can improve sleep quality, while intermittent use may enhance its rewarding effects. Mixing caffeine with theanine can help balance alertness and calmness, especially for those feeling overstimulated.In this clip
From this podcast

The Knowledge Project
The Science of Small Change | Andrew Huberman | Knowledge Project
Related Questions
For every ounce of caffeinated drink, does additional water intake help offset any sodium and fluid loss due to caffeine in the episode Using Salt to Optimize Mental & Physical Performance | Huberman Lab Podcast #63 and the clip Caffeine and Hydration?
Is it true that if you want to get the most out of your caffeine intake, you should avoid caffeine for the first 90-120 minutes after waking, as discussed in the episode Maximizing Productivity, Physical & Mental Health with Daily Tools | Huberman Lab Podcast #28 and the clip Caffeine Timing Secrets? Why is this the case? Caffeine increases alertness by blocking adenosine receptors, so your brain is temporarily paused from receiving adenosine’s ‘sleepy’ signals. When you first wake up, your adenosine levels are already at their lowest, so you won’t feel the full benefits of the caffeine you’re drinking.
How can I counteract too much caffeine?