Issue · Oct 2026New this week: evidence-first longevity readsThe newsletter — one essay, Sunday morningsArchive access — every article, free to readPodcast coming soon — NotebookLM sessionsLetters from readers — reply to any emailIssue · Oct 2026New this week: evidence-first longevity readsThe newsletter — one essay, Sunday morningsArchive access — every article, free to readPodcast coming soon — NotebookLM sessionsLetters from readers — reply to any email

Nutrition.

Nutrition science made practical — balanced eating, nutrient density, and realistic guidance you can actually sustain.

In this section
15longreads
Newest
Dec 32025
Section since
2025archive
Reading time
~8min average
This week's longread

Electrolytes Explained: Sodium, Potassium, Magnesium for Hydration

A research-backed guide to the three electrolytes that matter most for hydration, with RDA tables, top food sources, and common myths debunked.

Read the articleHL Benefits Editorial · Dec 3, 2025
Electrolytes Explained: Sodium, Potassium, Magnesium for HydrationPhotograph · HL Benefits
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The latest, in long form.

Browse all 15 →
Brown seaweed fronds floating in clear ocean water with sunlight filtering through
CoverNutrition

Fucoxanthin: What Clinical Research Actually Shows About Weight Loss, Liver Health, and Longevity

What clinical trials actually show about fucoxanthin for weight loss, liver health, and aging, plus critical supplement safety risks.

Dec 17
Grilled salmon fillet with quinoa and steamed vegetables on a ceramic plate
Nutrition

High Protein Diet for Women — How Much You Actually Need

How much protein women need daily, the best food sources, and practical tips for hitting your target at every life stage.

Mar 10
Iodine Deficiency: Symptoms, Sources, and Why Many People Are Deficient
Nutrition

Iodine Deficiency: Symptoms, Sources, and Why Many People Are Deficient

Iodine deficiency affects over 180 million people worldwide. Learn the symptoms, top food sources, and who needs to pay attention.

Mar 23
Magnesium Types Explained: Threonate, Glycinate, Taurate, and Which to Take
Nutrition

Magnesium Types Explained: Threonate, Glycinate, Taurate, and Which to Take

A research-backed comparison of magnesium supplement types, from brain-crossing threonate to gut-friendly glycinate.

Mar 27
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Companion sections.

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206 articles · ongoing

Health

A companion section to nutrition, with its own evidence-led reading list.

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79 articles · ongoing

Food & Nutrition

A companion section to nutrition, with its own evidence-led reading list.

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46 articles · ongoing

Weight Loss

A companion section to nutrition, with its own evidence-led reading list.

Read the section→
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Definitive guides.

All guides →
Seed Oils vs. Beef Tallow: What the Evidence Actually Says
Guide

Seed Oils vs. Beef Tallow: What the Evidence Actually Says

An evidence-based look at the seed oil vs. beef tallow debate, cutting through culture war noise to examine what large-scale studies actually show.

Mar 27
Spirulina Powder: Nutrition, Benefits, and How to Use It
Guide

Spirulina Powder: Nutrition, Benefits, and How to Use It

Spirulina powder delivers complete protein, iron, and antioxidants. Clinical trials show benefits for cholesterol, blood sugar, and allergy relief.

Mar 28
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