Skip to main content

Supplements Research About Take Quiz

Loading comparison...

Evidence-based supplement information to help you make informed decisions.

Explore

All Supplements
Compare
Research
Interactions
Experiments
Stack Builder
Protocols

Resources

Stack Builder
Take the Quiz
Methodology
About
What's New

Developers

OpenClaw AI Skill
AI Assistant
API Reference

The API is free. Request an API key at supstack.me/developers.

Legal

Privacy Policy
Terms of Service

For adults (18+) only. For informational purposes only — not medical advice. Consult your healthcare provider before starting any supplement.

© 2026 SupStack. All rights reserved.

Home Supplements Quiz Stack

Back to Library

Compare Supplements

Side-by-side comparison of 1 supplements

Spermidine

Evidence

Evidence Score8/10

Studies: 38+

Meta-analyses: 2

Dosage & Timing

Dosage:

1-5mg (or wheat germ extract equivalent)

Best Time:

Morning, With or without food

Can take on empty stomach

Form:

Wheat germ extract standardized to spermidine

What You'll Notice

🔄 Cellular Renewal25%

Ongoing

❤️ Cardiovascular Benefits50%

Ongoing

Safety

high safety rating

Contraindications:

Cancer (theoretical concern — polyamines may support cancer cell growth)

Drug Interactions:

No significant interactions known

Side Effects:

Mild GI effects

Works Well With

Resveratrolcomplementary

Fisetincomplementary

Categories

longevity

Want to compare more supplements?

Add Another Supplement