Riboflavin: Food Sources, Deficiency, and the Migraine Trials
Riboflavin per measured tablespoon, why deficiency almost never occurs alone, and what four hundred milligrams a day did in the migraine trials.
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Thiamin: Food Sources, Beriberi, and Why There Is No Upper Limit
Thiamin per measured tablespoon, the milling step that turned beriberi into an epidemic, and why the Food and Nutrition Board set no upper limit at all.
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Vitamin D2 vs D3: What the Head-to-Head Trials Found
There is no vitamin D1. There are two forms, the label treats them as interchangeable, and the randomised comparisons put D3 ahead by about 15 nmol/L — with most of the gap in a dosing schedule almost nobody uses.
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Vitamin C: Food Sources, Scurvy, and the Ceiling the Body Sets
Vitamin C per measured tablespoon, what a deliberate depletion showed about scurvy, and why the dose-response curve flattens long before the tablet does.
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Vitamin D: Food Sources, Sunlight, and What the Trials Found
Vitamin D per measured tablespoon, why the food table misses most of the supply, and why three large trials found nothing where a smaller one cut hip fractures by 43 per cent.
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One Thousand and Seventeen People Agreed to the Recruitment Weekend. Two Years Later, Four Per Cent Were Still Members.
File photo: silhouettes of a group of people at sunset. Photo: Sue Huan (Unsplash), via Wikimedia Commons, CC0. In the news · July 2026 A Victorian parliamentary inquiry made 39 recommendations after reviewing 317 submissions and hearing from survivors of groups such as the Two by Twos and Geelong Revival Centre. It proposes outlawing group-based…
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Ninety Per Cent of Emergency Calls From One Indoor Spot Missed the Dispatcher. Ordinary Calls From the Same Spot Connected in Six Seconds.
File photo: a dispatch room at the Redding Interagency Command Center, California. Photo: Region 5 Photography, via Wikimedia Commons, public domain. In the news · July 2026 The FCC published a Next Generation 911 reliability and interoperability rule in the Federal Register, effective 10 August 2026. It requires covered providers to make location facilities reliable,…
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Vitamin A: Food Sources, Deficiency, and Safe Limits
How much vitamin A a tablespoon of liver, cod liver oil or sweet potato actually carries — what deficiency does, and why the 3,000 microgram upper limit matters.
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How Nutrients Are Classified — and What the Reference Numbers Mean
Macronutrients, micronutrients and the thirteen vitamins — plus what EAR, RDA, AI and UL actually mean, and why an intake below the RDA is not a deficiency.
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A Teenager Would Need Sixty-Three More Hours of Screen Time a Day to Move Their Wellbeing Half a Standard Deviation.
File photo: a teenager texting on a smartphone. Photo: Summer Skyes 11, via Wikimedia Commons, CC BY 2.0. In the news · June 2026 A Eurobarometer survey of 26,297 teenagers and 12,750 parents across the EU, carried out in March and April 2026, found that 25% of teens exceed six hours of daily screen time…
