How Much Spermidine Per Day? Doses Used in Studies
What diets provide, the dose and result of the main human spermidine studies, what the 6 mg figure really is, and how to read milligrams on a label.
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Spermidine Side Effects and Safety
What spermidine trials reported on side effects, why wheat-germ products raise gluten questions, what regulators have said, and who should check with a clinician first.
Spermidine and Autophagy: Getting Some Benefits of Fasting Without Fasting?
Can spermidine give you some benefits of fasting without fasting? What autophagy is, what a 2024 fasting study found, and what human trials show so far.
Foods High in Spermidine: A Ranked Table (mg per 100 g)
A ranked, fully cited table of spermidine in foods (mg per 100 g), with a plant-forward sample day, cooking effects and how much people typically eat.
Spermidine: What the Science Actually Shows (Yeast to Humans)
An evidence ladder for spermidine, from yeast to humans: what each species showed, where the lifespan evidence stops, and what that means if you are weighing a supplement.
Berberine Patches: Do They Work?
Do berberine patches work? No human study shows a patch gets berberine into your blood. The skin science, the one rat study, legal status and red flags.
