Liposomal vs food-derived spermidine: What the science actually says
Rather than asking whether a spermidine supplement is liposomal, the questions worth asking are these: Is the spermidine content verified by independent testing? Is it derived from a whole-food sou...
Is Primeadine Organic? Purity, Provenance & Science
You ask the right questions. You read the labels, research the sources, and hold your supplements to a higher standard than most. So when it comes to Primeadine, we want to answer the question we g...
Not All Maltodextrin Is Created Equal: What's Actually in Primeadine Original
If you've ever scanned a supplement label and paused at the word "maltodextrin," you're not alone. For the discerning, ingredient-conscious individual who knows their way around a nutrition panel, ...
Our Founder Leslie Kenny's Longevity Supplement Stack
There is no such thing as a miracle supplement or a perfect stack for one person. Each person is so individual and what they need is likely different to me. I say that as someone who has spent ...
Spermidine and Healthy Aging: Insights from a 2026 Nature Review
A recent scientific review, The Role of Spermidine in Plants and Humans: A Pathway from Climate Change Adaptation to Health Benefits [1], brings together a comprehensive overview of evidence from n...
As part of Grammy Week in Los Angeles, Oxford Healthspan offered a preview of our new Primeadine® GF Powder on February 1, through a custom Primeadine Longevity Shot, served during an invite-only c...