Blog

Cortisol, stress, sleep, HRV — explained.

• May 23, 2026

  Ashwagandha vs Magnesium for cortisol & sleep (2026)

  Two of the most-recommended supplements for cortisol and sleep. They work via completely different mechanisms — and you might need both.

• May 23, 2026

  Ashwagandha vs Rhodiola for cortisol: which actually works? (2026)

  Both are adaptogens. Both reduce stress. But the evidence base for ashwagandha and rhodiola tells very different stories. Side-by-side.

• May 23, 2026

  Cortisol Manager vs Magnesium for sleep & stress (2026)

  Cortisol Manager is the popular Integrative Therapeutics formula. Is it actually better than a basic magnesium glycinate stack? We compare.

• May 23, 2026

  The truth about the cortisol mocktail trend

  TikTok says coconut water + orange juice + magnesium + sea salt will lower your cortisol. Here's what the science actually supports.

• May 23, 2026

  Oura vs Whoop for stress and cortisol tracking (2026)

  Oura, Whoop, and Apple Watch all track stress signals. None measure cortisol directly. Which gets closest — and why none of them tell you the cortisol story specifically.

• May 23, 2026

  Welltory vs Cortisol+ — stress tracker comparison

  Welltory uses your phone camera for spot HRV measurements. Cortisol+ uses Apple Watch for continuous tracking. Side-by-side comparison of accuracy, methodology, pricing, and best use case. Updated 2026.