NUTRIENT 1 - BLOG
Nutrition, explained properly.
Plain-language guides to the vitamins and minerals in your daily routine — what they are, the forms they come in, and what the research and EU rules actually say.

Minerals · 3 min read
Magnesium citrate vs glycinate vs oxide: what’s the difference?
Magnesium supplements never contain magnesium on its own. It is always bound to something else — citrate, glycine, oxide and so on. That partner decides how much magnesium you get per milligram, how easily it dissolves, and how it feels in your stomach. Here is how the three most common forms compare.
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Vitamins · 3 min read
Methylcobalamin vs cyanocobalamin: which form of vitamin B12?
Vitamin B12 is one vitamin with several names. On supplement labels you will mostly see two of them: cyanocobalamin and methylcobalamin. Both deliver vitamin B12 — but they are made differently, behave differently on the shelf, and are debated more than they probably need to be.
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Vitamins · 2 min read
Vitamin D2 vs D3: the difference explained
“Vitamin D” on a label can mean two different molecules: vitamin D2 or vitamin D3. They are close relatives, both are allowed in EU food supplements, and both are turned into the same compound in the body. But they come from different places — and the research suggests they don’t perform quite the same.
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Guides · 2 min read
The best time to take vitamins — and why food matters
Ask when to take your vitamins and you’ll hear everything from “first thing on an empty stomach” to “before bed.” The research is less dramatic than the advice. The clock matters less than two simpler things: whether you take them with food, and whether you take them every day.
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Guides · 3 min read
What does NRV mean on a supplement label? (And how to convert IU to µg)
Turn a supplement jar around and you’ll find a column of percentages — some small, some in the thousands. That column is labelled NRV or RI. It is one of the most useful parts of the label, and one of the most misunderstood.
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