Longevity

Spermidine — timing, dose & interactions

Polyamine (wheat germ, aged cheese, mushrooms) that induces autophagy and extends lifespan in animals. A 12-month human trial found no memory benefit.

Timing

When to take it

Take with breakfast.

Interactions

Spermidine with other supplements

No documented supplement interactions in our dataset.

Safety

Medications & health conditions

CautionPregnant or breastfeeding

Spermidine: no safety data in pregnancy. Spermidine has not been studied for safety in pregnancy or breastfeeding. Avoid unless your clinician recommends it.

Mechanism-based

Buying guide

What to look for on the label

  • Spermidine

    • Wheat-germ extract standardized for spermidine

FAQ

Common questions

When is the best time to take Spermidine?

Breakfast. Take with breakfast.

Should Spermidine be taken with food?

Yes. Taking it with a meal reduces stomach upset.

Sources

References

  1. 01Schwarz C et al. Effects of spermidine supplementation on cognition and biomarkers in older adults with subjective cognitive decline: a randomized clinical trial. JAMA Netw Open 2022.