Elemental vs Salt Weight: How to Read a Magnesium Label
A '2000 mg magnesium' label can deliver only about 200 mg of elemental magnesium. Here is how to read the elemental figure, and why bisglycinate at 440 mg is the number that counts.
Magnesium bisglycinate is magnesium bound to the amino acid glycine. This bonded, or chelated, form is gentle on the stomach and well absorbed, which is why people reach for it when they want magnesium for sleep, calm, and muscle recovery without the laxative effect of cheaper salts.
Most people get less magnesium than they need from diet alone. The mineral has a role in hundreds of processes in the body, including normal muscle function, the nervous system, and the reduction of tiredness and fatigue. The question is rarely whether to take magnesium. It is which form, and at what real dose.
Bisglycinate, oxide, citrate: the form decides the outcome
Magnesium oxide is the cheapest and most common form on the shelf. It looks impressive on a label because it carries a large milligram number, but it is poorly absorbed and is the form most likely to cause loose stools. Magnesium citrate absorbs better and is often used for occasional constipation. Magnesium bisglycinate is the form chosen for comfort and absorption. The glycine carrier is easy on the gut and is itself a calming amino acid.
If a label does not tell you the form, assume it is oxide.
The number that actually matters
Here is the detail most brands would rather you skip. The headline weight on a magnesium label is usually the weight of the whole compound, the salt, not the magnesium inside it. A tablet can claim a big number and still deliver a small amount of actual, elemental magnesium.
The honest figure is the elemental dose. When you compare two products, compare the elemental magnesium per serving, not the salt weight on the front of the pack. A brand that states both is telling you the truth about what you are getting.
Who it is for
People who struggle to wind down at night, who carry physical tension, who train and want better recovery, or who simply run low on the mineral. Take it in the evening if calm and sleep are the goal.
Frequently asked
Is magnesium bisglycinate better than oxide? For absorption and gut comfort, yes. Oxide carries a bigger number on the label but delivers and absorbs less.
When should I take it? Evening suits most people, especially if the aim is calm and rest.
Will it upset my stomach? Bisglycinate is the form least likely to, because the glycine carrier is gentle.
The EX1 take. EX1 Magnesium Bisglycinate Chelate states the elemental dose honestly alongside the form, so you know exactly what you are taking. Magnesium contributes to normal muscle function, the normal functioning of the nervous system, and the reduction of tiredness and fatigue. Standardised. Dosed right. Batch-tested.