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Daily Health Digest

Editorial cover photograph of scattered vitamin B6 tablets and an amber supplement bottle on a neutral studio background
Label Literacy23 Aug 2026

Vitamin B6: What the Label Doesn't Warn You About

By Only Health Editorial Team

Vitamin B6 sits quietly in magnesium blends, energy formulas and multivitamins, and most buyers never add up the milligrams. Here is what pyridoxine actually does, why regulators in New Zealand and Australia have both tightened the rules on it, and how to read a label before symptoms show up in your hands and feet.

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Editorial illustration of a loaf of sliced bread with a glowing molecular folic acid icon rising above it
Ingredient Education22 Aug 2026

Folic Acid in New Zealand Bread: What Mandatory Fortification Actually Changed

By Only Health Editorial Team

Since August 2023, nearly every loaf of non-organic bread-making flour sold in New Zealand carries added folic acid by law. Here is why that rule exists, what it does and does not cover, and how a folate or folic acid supplement fits around it.

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Editorial illustration for an article about iodine and thyroid health in New Zealand, showing a stylized neck and thyroid outline next to bread and salt icons
Ingredient Education22 Aug 2026

Iodine in New Zealand: Why the Fortified Bread Story Isn't Finished

By Only Health Editorial Team

New Zealand fortified bread with iodised salt in 2009 to fix a re-emerging deficiency, but national data still shows adults sitting close to the deficiency line. Here is what iodine actually does, how much you need, and how to read a supplement label without overshooting the upper limit.

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Editorial illustration of a New Zealand pastoral landscape overlaid with subtle mineral particle graphics representing trace selenium in soil
Ingredient Education21 Aug 2026

Selenium in New Zealand: What Low-Selenium Soil Means for Your Supplement Choice

By Only Health Editorial Team

New Zealand soil carries less selenium than most of the world's farmland, and that fact shapes the supplement aisle more than any marketing claim does. Here is what selenium actually does, what national surveys say about intake, and how to read a label against Medsafe's dose cap and NIH's safety ceiling.

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Overhead flat lay of colourful whole plant foods including oats, chickpeas, lentils, wholegrain bread, apples, and leafy greens
Wellness Basics21 Aug 2026

Fiber and Gut Health: The Daily Habit Worth Getting Right

By Only Health Editorial Team

A source-backed, food-first guide to dietary fibre: how much you actually need, why gradual increases matter, how to read the label, and when bowel symptoms need more than more bran.

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Clean modern editorial magazine cover photograph for a health article about glucosamine and chondroitin joint supplements, showing a supplement bottle beside an anatomical illustration of a knee joint cartilage cross-section
Ingredient Education21 Aug 2026

Glucosamine and Chondroitin: What the Evidence Actually Supports for Joint Health

By Only Health Editorial Team

Glucosamine and chondroitin are among the most studied joint supplements, but the trial evidence is genuinely mixed and guideline bodies disagree. Here is what the research actually shows for osteoarthritis, how to read a joint-support label, and the warfarin and allergy cautions worth knowing before you buy.

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Amber glass supplement bottle with softgel capsules spilling onto a marble surface, warm editorial product photography for a coenzyme Q10 article
Ingredient Education20 Aug 2026

Coenzyme Q10: What the Label Claims, and What the Evidence Actually Shows

By Only Health Editorial Team

CoQ10 bottles promise cellular energy, heart support and relief from statin muscle aches. Here is what coenzyme Q10 actually does in the body, where the clinical evidence is solid or thin, and the interactions and NZ regulatory context worth knowing before you buy.

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