Habit Science & Wellness

The Kasivit Library

Evidence-based articles on nutrition, habits, sleep, mental performance, and the science behind your supplements — written by the Kasivit Editorial Team.

📚 35 articles 🔬 Evidence-based 🎯 5 wellness dimensions
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VitaNight and Melatonin: What the Research Says About Melatonin Doses
Sep 20, 2026 · 19 min read

VitaNight and Melatonin: What the Research Says About Melatonin Doses

What published research says about melatonin doses, and what the VitaNight label lists, including 2 mg of m...

Omega-3: EPA vs DHA — What's the Difference and Why It Matters
Aug 21, 2026 · 16 min read

Omega-3: EPA vs DHA — What's the Difference and Why It Matters

What EPA and DHA are, what published studies found about them, and safety information. General information,...

Vitamin D3 and Vitamin K2: What the Evidence Says (And How Much You Actually Need)
Jul 09, 2026 · 16 min read

Vitamin D3 and Vitamin K2: What the Evidence Says (And How Much You A...

What studies found about vitamin D3 and vitamin K2, intake levels, and safety information including medicin...

Ashwagandha for Stress and Cortisol: An Evidence Review
Jul 02, 2026 · 21 min read

Ashwagandha for Stress and Cortisol: An Evidence Review

What published trials found about ashwagandha, stress and cortisol, how they were designed, and safety info...

Supplements for Metabolic Health: What the Evidence Shows (2026 Update)
Jun 15, 2026 · 33 min read

Supplements for Metabolic Health: What the Evidence Shows (2026 Update)

What published studies found about supplements discussed for metabolic health, the limits of that research,...

Why You Wake Up at 3am (And What to Do About It)
Jun 09, 2026 · 26 min read

Why You Wake Up at 3am (And What to Do About It)

What is known about waking at night, what studies found about magnesium and sleep, and when to talk to a do...

CoQ10 and Statins: What the Evidence Shows
Jun 05, 2026 · 21 min read

CoQ10 and Statins: What the Evidence Shows

What published studies found about CoQ10 in people who take statins, the limits of that research, and why t...

Nutrition on GLP-1 Medicines: What the Evidence Shows
May 30, 2026 · 27 min read

Nutrition on GLP-1 Medicines: What the Evidence Shows

What published research has found about nutrition during GLP-1 treatment, and the limits of that research. ...

Berberine vs. Metformin: What the Clinical Evidence Actually Shows
May 27, 2026 · 22 min read

Berberine vs. Metformin: What the Clinical Evidence Actually Shows

A comparison of what published studies found about berberine and metformin, the limits of that research, an...

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