Jon Lipsey

Jon Lipsey is the founder of Unfiltered, a media platform covering health, fitness, technology and human performance. He is the former editor of Men's Fitness magazine and has spent more than 20 years reporting on the science and business of the health industry. He has interviewed leading figures across performance medicine, longevity science and sports business.

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HEALTH Explainer

GHK-Cu: The Copper Peptide That May Boost Skin, Hair and Healing

Among the ever-growing list of peptides used in regenerative and aesthetic medicine, GHK-Cu stands out — not just because of its benefits, but because it’s already naturally present in the human body. This copper-binding peptide has been linked to improved skin health, hair regrowth, accelerated wound healing, and even anti-inflammatory and DNA-protective effects. So what…

ByJon LipseyJanuary 3, 20260Comments

HEALTH Explainer

Thymosin Alpha-1: Can This Peptide Fight Inflammation, Infection and Fatigue?

Thymosin Alpha-1 isn’t new. It’s not being whispered about in underground forums or passed around in black-labelled bottles. In fact, this peptide has been used in clinical settings for more than three decades — particularly in countries like China — as a treatment for chronic viral infections and immune dysfunction. But in recent years, it’s…

ByJon LipseyJanuary 3, 20260Comments

HEALTH Explainer

What is your metabolic age and how do you calculate it?

You're familiar with your chronological age, but there’s another measure that could be even more relevant when it comes to your health—your metabolic age. This lesser-known metric gives you an idea of how your body is aging on the inside, and it’s often a better indicator of overall health than the number of candles on…

ByJon LipseyDecember 13, 20250Comments

BUSINESS

The tech billionaires betting big on longevity

If you had billions in the bank, where would you invest? For some of the world’s wealthiest tech entrepreneurs, the answer is simple - developing life-extending technology so they can stick around a little longer to enjoy their riches. From reversing aging to regenerative medicine, these industry giants are pouring their fortunes into making a…

ByJon LipseyDecember 7, 20250Comments

NUTRITION

World’s first longevity bar claims to be “healthier than a healthy meal”

Can a 15g protein bar really be “healthier than a healthy meal”? That’s the claim made by Novos, which recently launched what it calls “the world’s first and only longevity bar.” It’s a bold promise — and not the only one. The claims Novos says its bar is: “The healthiest nutrition bar ever created” …

ByJon LipseyNovember 25, 20250Comments

TECH

Can a headset replace antidepressants?

The idea sounds outlandish at first: strap on a headset, run a faint electrical current through your skull, and feel your depression lift. Yet that’s exactly what Flow Neuroscience has built and, according to its data, it works. Founded by two psychiatrists who grew frustrated by the limits of antidepressants, Flow began as an academic…

ByJon LipseyNovember 22, 20250Comments

HEALTH Explainer

What are NAD injections and do they actually work?

The longevity crowd has a new favourite molecule—and this time, they’re injecting it. NAD (short for nicotinamide adenine dinucleotide) is a coenzyme found in every cell in your body, where it plays a critical role in cellular energy production, DNA repair, and metabolic function. As we age, NAD levels decline. That decline has been linked…

ByJon LipseyNovember 17, 20250Comments

BUSINESS Opinion

Bezos wants your blood: Amazon launches testing service

Amazon has moved into India’s diagnostics sector with a service designed to maximise speed and reach. So what does this mean for testing firms around the world? Are they about to get swallowed up by the US tech giant? Amazon Diagnostics offers home sample collection in under an hour and digital results in as little…

ByJon LipseyOctober 28, 20250Comments

HEALTH

The genetic risks you don’t know you’re carrying

Modern medicine likes certainty. A diagnosis. A symptom. A number that crosses a line and justifies action. Sir Peter Donnelly, founder and CEO Genomics, a genomic medicine company, is interested in what happens long before any of that. In his view, some of the most important indicators about your future health are already present, shaping…

ByJon LipseySeptember 29, 20250Comments

TRAINING Icon

How Olympic champ Emma Finucane learned to win

Emma Finucane doesn’t sound like an assassin. Standing in front of me at the side of the track at the National Cycling Centre – the home of British Cycling - in Manchester, the softly spoken 22-year-old from Wales is friendly and laid back. But the Emma who wins bike races? That version had to be created and…

ByJon LipseySeptember 6, 20250Comments

Jon Lipsey

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