---
title: 'Coffee Doesn''t Actually Stress You Out'
source: 'https://youtube.com/watch?v=plX4uNLRUOI'
video_id: 'plX4uNLRUOI'
date: 2026-08-04
duration_sec: 103
---

# Coffee Doesn't Actually Stress You Out

> Source: [Coffee Doesn't Actually Stress You Out](https://youtube.com/watch?v=plX4uNLRUOI)

## Summary

The video discusses a study by APC Microbiome Ireland that explores how regular coffee consumption affects the gut-brain connection beyond caffeine. It highlights changes in the gut microbiome, the effects of stopping and restarting coffee, and the surprising finding that coffee does not significantly alter physiological stress responses.

### Key Points

- **Coffee's Health Benefits** [00:00] — A study by APC Microbiome Ireland suggests that regular coffee consumption connects the digestive system with brain activity, offering benefits beyond caffeine.
- **Microbiome Changes** [00:28] — The study compared coffee drinkers with non-drinkers and found changes in the abundance of certain bacteria in the gut microbiome, which contribute to eliminating pathogens and preventing infections.
- **Effects of Stopping Coffee** [00:53] — When participants stopped drinking coffee, the first days were accompanied by lower levels of impulsiveness, but coffee drinkers also saw lower levels of certain indicators of depression.
- **Reintroduction of Coffee** [01:05] — After two weeks, reintroducing either kind of coffee led to improvements in anxiety, attention, sleep quality, and physical activity.
- **Inflammatory Markers** [01:18] — Coffee drinkers had lower levels of inflammatory markers, suggesting a potential anti-inflammatory effect.
- **Stress Response** [01:33] — No considerable difference in physiological stress was found between coffee drinkers and non-drinkers, suggesting that coffee does not significantly affect the body's stress response, though it may influence the perception of stress.

### Conclusion

Coffee consumption appears to positively influence gut health and mental well-being, but it does not significantly alter physiological stress responses, challenging the common belief that coffee causes stress.

## Transcript

"But first, coffee"? coffee can be good for you. A recent study by APC Microbiome Ireland research center
explored how regular coffee consumption that connects our digestive system with brain activity. that goes far beyond caffeine.
who regularly consume coffee, with 31 non-coffee drinkers. the composition of the intestinal microbiome.
changes were detected in the abundance of certain bacteria, which contribute to the elimination preventing infections.
what happens when people stop drinking coffee, While the first days were accompanied coffee drinkers saw lower levels of impulsiveness
The reintroduction of either kind after two weeks and certain indicators of depression. with improvements in anxiety and attention,
sleep quality, and physical activity. had lower levels of inflammatory markers No considerable difference in physiological stress
suggesting that at least under normal conditions, the body's response to stress, even if it may influence the perception of it.