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Personalized Nutrition The Blood Type Diet Blog - 4YourType

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Imputing and Prestidigitation

Aug 6th, 2026

by Dr. Peter D'Adamo

Imputing and Prestidigitation

'And therefore it was imputed to him for righteousness.'Romans 4:22-25 A polygenic risk score (PRS) is an estimate of an individual’s relative genetic liability to a specific trait or complex disease, made by summing the effects of multiple ge...
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Why You Are What You Are

Jul 30th, 2026

by Dr. Peter D'Adamo

Why You Are What You Are

The ABO blood group, that simple A, B, AB, or O scrawled on your donor card, is a working museum of nearly every way that life edits its own genetic code. In one small stretch of DNA, the ABO system manages to display the full repertoire of genetic...
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Melatonin: More Than Sweet Dreams

Jul 23rd, 2026

by Dr. Peter D'Adamo

Melatonin: More Than Sweet Dreams

Mention melatonin and most people picture the same thing: a small tablet taken before bed, or the drowsiness that creeps in once the lights go down. That reputation isn't wrong, but it captures only the smallest part of the story. Melatonin is one o...
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The Wandering Nerve

Jul 21st, 2026

by Dr. Peter D'Adamo

The Wandering Nerve

There is a single nerve that touches your heart, your lungs, your gut, your voice, and your mood — and most people have never heard its name. It is the vagus nerve, the tenth cranial nerve, and its old Latin label tells you everything about it...
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The Herb That Knows When to Fight and When to Calm Down

Jul 15th, 2026

by Dr. Peter D'Adamo

The Herb That Knows When to Fight and When to Calm Down

Most herbs do one thing. Echinacea pumps up your immune system. Turmeric dials down inflammation. From a scientific standpoint, what makes Andrographis unusual, and genuinely fascinating, is that it does both — depending on the circumstances....
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Microplastics Are Already Inside You. Now What?

Jul 9th, 2026

by Dr. Peter D'Adamo

Microplastics Are Already Inside You. Now What?

  If you have been paying attention to environmental health news over the past few years, you have probably heard that microplastics are showing up in human tissue. What you may not have heard is just how widespread the accumulation is, or what...
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How Your Liver Cleans Your Blood — and How To Help It

Jul 7th, 2026

by Dr. Peter D'Adamo

How Your Liver Cleans Your Blood — and How To Help It

  Your liver is quietly doing one of the most important jobs in your body around the clock. Everything you eat, drink, breathe, or absorb through your skin eventually passes through it. Medications, hormones your body made and no longer needs,...
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Bromelain: The Enzyme Behind Pineapple's Tingle

Jul 1st, 2026

by Dr. Peter D'Adamo

Bromelain: The Enzyme Behind Pineapple's Tingle

  You know that feeling. You eat a few slices of fresh pineapple, and within minutes your tongue starts to tingle, your lips feel raw, and the corners of your mouth go a little numb. Eat enough of it, and you'll start to wonder if you're aller...
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What's That Smell? The Chemistry Behind Aging Bodies

Jun 30th, 2026

by Dr. Peter D'Adamo

What's That Smell? The Chemistry Behind Aging Bodies

You've noticed it. Maybe at your grandmother's house, or visiting a relative in assisted living, or — uncomfortably — on a coat in your own closet. A faint, persistent odor that isn't dirty, exactly. Not sweat. Not perfume gone stale. Som...
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Are You Prepared for a Health Crisis?

Jun 25th, 2026

by Dr. Peter D'Adamo

Are You Prepared for a Health Crisis?

Health emergencies rarely send a polite warning. A sudden allergic reaction, heart issue, injury, power outage during a heatwave, or even a natural disaster can turn everyday life upside down in minutes. The difference between panic and calm often co...
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