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Mineral

Phosphorus

Phosphorus is an essential mineral, stored mostly as phosphate in bones and teeth. It occurs in dairy, meat, fish and grains.

Weight ManagementEnergyBone & Joint

What it is studied for

The strongest rated effects first. Bars show the size of the effect, the letter grades the evidence, and each rating lists the studies behind it.

MetabolismWeight ManagementSmallCNo linked study
Energy CrashesEnergyNo effectFNo linked study
Bone densityBone & JointNo effectFNo linked study
Every rating with its studiesGrouped by health goal, with the publications behind each rating

Is phosphorus an energy supplement?

Phosphorus is part of bones, teeth and ATP, the molecule cells use to transfer energy. Having that role does not mean extra phosphorus treats an afternoon slump. Deficiency is uncommon and usually linked to medical conditions rather than a low dietary intake. 1

Why people take it

Essential Health22.7%
Energy16.5%
Immune Support14.9%
Bone & Joint12.3%
Fitness11.7%
Gut Health4.4%

SuppCo community snapshot, 2026-09-28. Reasons for use are not evidence that it works.

Questions people ask

Is a phosphorus supplement needed for stronger bones?

Its normal role in bone does not establish a need for extra supplementation. DGE reports BfR’s recommendation against adding it to supplements. 1 2

Does Germany still use 700 mg for adults?

The current DGE estimate is 550 mg daily; the reference was revised from the former 700 mg recommendation. 2 3

Does the EFSA safety value apply with kidney disease?

It does not apply to people with moderate to severe reduction in kidney function. 4

Sources