Independent, source-checked writing on nutrition, plants and performance.
Featured story01 / 12
Potassium is vital, but supplements carry risks. Our guide covers needs, food sources vs. pills, and why medical advice is crucial before taking them.
Read more8 min readSearch
Independent, source-checked writing on nutrition, plants and performance.
Editor's reading list
Potassium is vital, but supplements carry risks. Our guide covers needs, food sources vs. pills, and why medical advice is crucial before taking them.
By Claire Mercier8 min read547
Better-refreshed air is linked to slightly more efficient sleep, but noise, heat, and outdoor pollution matter too. What studies show and how to ventilate without creating other problems.
By Claire Mercier7 min read570
Naturally gluten-free, with a nutritional profile worth knowing: how to cook buckwheat and read its limits without overselling it.
By Claire Mercier10 min read535
Can a hot or warm shower before bed help you sleep? Studied timing, temperature, the limits of the evidence, and precautions.
By Claire Mercier10 min read488
Copper is essential in very small amounts. Supplementation is worth discussing only in specific situations; Wilson's disease, the liver, high-dose zinc, and stacking supplements all change the decision.
By Claire Mercier10 min read534
Mushrooms can contain vitamin D2 after UV exposure, but variety, storage, and cooking change the picture considerably.
By Claire Mercier5 min read514
Tools
Simple, transparent calculators to understand your diet.
Open toolExplore by topic
Whole Foods
19 min read
Whole Foods
7 min read
Sports Nutrition
12 min read
Supplements
9 min read
