Evidence-based articles on vitamins, minerals, supplements and nutrition — sourced, not opinionated.
Your liver stores enough B12 to last two to five years, which means a deficiency can be quietly developing long …
Australian Bureau of Statistics data shows supplement use climbing from 24.5% among young adults to over 50% among those 75 …
Most deficiency symptoms are vague. A few are specific enough to point at one nutrient — and the tongue, the …
Government survey data shows South Korean adult supplement use jumped from 42.9% in 2014 to 67.2% in 2023 — one …
You can ask, and the request is more likely to succeed when it names specific symptoms and risk factors rather …
Anemia is the one nutrient-related condition with genuine long-term global tracking — 205 countries, 2000 to 2023. Here's what two …
Deficiency symptoms are documented but overlapping. Here is what each nutrient's pattern actually feels like according to published sources, and …
A 2025 meta-analysis of 9 randomized trials tested whether combining magnesium and vitamin D supplementation measurably raises blood levels of …
Collagen supplements are a wellness-industry staple, but the marketing often outpaces the evidence. A review of 16 studies and roughly …
