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Does Quitting Coffee Help with Anxiety?

By Steady Matcha Editorial · Founder, Steady Matcha

Published June 21, 2026

This page covers health-related topics. Content is for informational purposes only and is not medical advice. Consult a healthcare provider for medical questions.

Quitting coffee can temporarily cause anxiety as a withdrawal symptom (typically lasting 2 to 9 days), but for most people who experience coffee-induced anxiety, quitting coffee ultimately reduces anxiety significantly. The daily cortisol spikes from coffee stop, and baseline anxiety typically decreases within 1 to 2 weeks. This is general information, not medical advice.

Can quitting coffee cause anxiety?

Yes, temporarily. Anxiety and irritability are recognized caffeine withdrawal symptoms. A 2004 systematic review in Psychopharmacology by Griffiths et al. found that anxiety is among the common withdrawal symptoms, typically beginning 12 to 24 hours after the last dose and resolving within 2 to 9 days.

The mechanism is the same as other withdrawal symptoms: when caffeine is removed, the brain's upregulated adenosine receptors are suddenly unblocked, flooding the system with adenosine and disrupting the neurotransmitter balance. This temporary disruption can manifest as anxiety, irritability, and depressed mood. This is general information, not medical advice.

Anxiety and irritability are recognized caffeine withdrawal symptoms, resolving within 2 to 9 days - Griffiths et al., Psychopharmacology, 2004

Does quitting coffee reduce anxiety long-term?

For most people who experience coffee-induced anxiety, yes. Coffee's caffeine triggers a cortisol and adrenaline surge within 30 minutes of consumption, activating the fight-or-flight response. This daily cortisol spike is a direct cause of anxiety in many coffee drinkers. When you stop drinking coffee, these daily cortisol spikes stop.

A 2021 review in Frontiers in Psychiatry found that caffeine doses above 200mg reliably elevate cortisol in most adults, producing physiological anxiety symptoms. After the withdrawal period (2 to 9 days), most people who quit coffee or switch to a lower-caffeine alternative report significantly reduced baseline anxiety. This is general information, not medical advice.

Caffeine above 200mg reliably elevates cortisol in most adults, producing anxiety symptoms - Frontiers in Psychiatry, 2021

How do you quit coffee without worsening anxiety?

The key is tapering gradually (10 to 25% per week) rather than stopping cold turkey. This prevents the rapid adenosine receptor unblocking that causes the most severe withdrawal symptoms, including anxiety. Replacing coffee with matcha during the taper is particularly effective: matcha provides approximately 70mg caffeine per 2g serving plus L-theanine, which modulates the cortisol response and reduces anxiety.

Most people who switch from coffee to matcha report significantly reduced anxiety within 1 to 2 weeks, even before fully eliminating caffeine. The L-theanine in matcha directly counteracts caffeine's anxiogenic effects. This is general information, not medical advice.

Matcha contains approximately 70mg caffeine per 2g serving - USDA FoodData Central, 2024

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Frequently Asked Questions

References

  1. Caffeine dependence syndrome: evidence from case histories and experimental evaluations - Psychopharmacology (2004)
  2. Caffeine and anxiety: mechanisms and clinical implications - Frontiers in Psychiatry (2021)
  3. USDA FoodData Central - Matcha - USDA (2024)
Part of: How to Quit Coffee Without the Misery

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