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.

📚 36 articles 🔬 Evidence-based 🎯 5 wellness dimensions
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Quercetin Supplements: What Human Studies Show and Safety Considerations
💪 Body Habits
Feb 11, 2026 · 8 min read

Quercetin Supplements: What Human Studies Show and Safety Considerations

A review of what human studies found about quercetin supplements, and safety considerations. General inform...

Berberine: Evidence and Safety for Blood Sugar, Cholesterol and Gut Health
💪 Body Habits
Oct 15, 2025 · 15 min read

Berberine: Evidence and Safety for Blood Sugar, Cholesterol and Gut H...

What published studies found about berberine, the limits of that research, and safety information including...

Latest Trends in Natural Supplements for Healthy Aging | Kasivit
📅 Lifestyle Routines
Jul 15, 2025 · 10 min read

Latest Trends in Natural Supplements for Healthy Aging | Kasivit

A look at popular supplements discussed for aging, what published studies found, and the limits of that evi...

The Rise of Mushroom Coffee: What to Know, Cautions and Recipes
🧠 Mind Habits
Mar 26, 2025 · 8 min read

The Rise of Mushroom Coffee: What to Know, Cautions and Recipes

What to know about mushroom coffee: what studies did and did not find, cautions including caffeine, and rec...

Gut Health, Digestion and Immunity: What the Evidence Shows
💪 Body Habits
Feb 26, 2025 · 14 min read

Gut Health, Digestion and Immunity: What the Evidence Shows

What published studies found about the gut microbiome, digestion and immunity, and the limits of that resea...

Everyday Energy: Natural Habits and Supplements, What the Evidence Shows
🧠 Mind Habits
Feb 24, 2025 · 13 min read

Everyday Energy: Natural Habits and Supplements, What the Evidence Shows

What studies found about everyday habits and supplements that people use for energy, the limits of that evi...

The Gut-Brain Connection and Mood: What the Evidence Shows
🪷 Inner Alignment
Jun 16, 2024 · 20 min read

The Gut-Brain Connection and Mood: What the Evidence Shows

What published studies found about the gut-brain connection and mood, and the limits of that research. Gene...

The Science Behind How Sleep Affects Your Immune System
🌙 Rest & Recovery
May 17, 2024 · 8 min read

The Science Behind How Sleep Affects Your Immune System

What published research found about sleep and the immune system, and its limits. General information, not m...

Gut Microbiota, Prebiotics, Probiotics and GLP-1: What the Evidence Shows
💪 Body Habits
Mar 22, 2024 · 5 min read

Gut Microbiota, Prebiotics, Probiotics and GLP-1: What the Evidence S...

What published studies found about gut microbiota, prebiotics, probiotics and GLP-1 hormone levels, and the...

Vitamins and Supplements: Who May Need Them and Who Should Be Careful
📅 Lifestyle Routines
Mar 01, 2024 · 13 min read

Vitamins and Supplements: Who May Need Them and Who Should Be Careful

Who may need vitamin and mineral supplements, who should be careful, and what published guidance says. Gene...

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