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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.

📚 2 articles 🔬 Evidence-based 🎯 5 wellness dimensions
Start reading →
All Topics 💪 Body Habits 🧠 Mind Habits 🌙 Rest & Recovery 📅 Lifestyle Routines 🪷 Inner Alignment
Showing: Kasivit Science Clear filter ×
NAD+, NR and NMN: What Human Trials Show
📅 Lifestyle Routines
Feb 25, 2026 · 10 min read

NAD+, NR and NMN: What Human Trials Show

What human trials found about NAD+, nicotinamide riboside and NMN supplements, and the limits of that resea...

Kasivit Editorial Team Read article →
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...

Kasivit Editorial Team Read article →
Free · 2 Minutes

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★ Reviews

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A
Kasivit Ashwagandha Capsules with Black Pepper - 60 Count
Anonymous
My focus has improved

I’ve tried several ashwagandha supplements over the years, but Kasivit Ashwagandha has quickly become one of my favorites. The quality feels excellent, and I noticed a difference in my stress levels and overall sense of calm within a couple of weeks. I feel more balanced during busy days, my focus has improved, and I’ve even been sleeping better at night.

S
Kasivit High Potency Probiotic with Prebiotics Capsules 60ct
Sara
Bloating gone

It really helped with my bloating. Feel great

J
Kasivit High Potency Probiotic with Prebiotics Capsules 60ct
JPG

Helped with bloating and stomach issues

R
Complete Multivitamin
Robert

Great product

A
Collagen Plus
Andy
Quick way to get protein plus benefits

This is a good addition to my sources of protein. Taste is great! Use it with water or in a morning smoothie.

123