What is Sodium glycerophosphate?

Sodium glycerophosphate is a sodium salt of glycerophosphates. Sodium glycerophosphate is used in the sports nutrition supplements as electrolytes and a phosphate source for calcium and phosphate metabolism during fitness and bodybuilding.
According to the European pharmacopeia:
Sodium glycerophosphate is a mixture of variable proportions of hydrated disodium (2RS)-2,3-dihydroxy propyl phosphate and hydrated disodium 2-hydroxy-1-(hydroxymethyl)ethyl phosphate. The mixture may contain various amounts of other glycerophosphate esters.
There are several forms of Sodium glycerophosphate with different CAS numbers:
Alpha Sodium glycerophosphate: CAS #1555-56-2;
Beta Sodium glycerophosphate: CAS # 819-83-0;
The mixture of α+β form: CAS# 1334-74-3
Some other CAS numbers such as 55073-41-1, 154804-51-0, etc. are also referring to sodium glycerophosphate. If you’re not sure which exact form you are in need of, please contact us for more details.
Sodium glycerophosphate safety
General speaking, it is regarded to be safe for healthy people.
In Europe, sodium glycerophosphate is archived in the European pharmacopeia as Sodium glycerophosphate hydrated.
In Canada, according to Health Canada, it is a mineral of the Phosphorus ingredient in the natural health product category. (NHP)
Sodium glycerophosphate will be classified as an NHP, because it is used as a source of Phosphorus, and therefore is considered an NHP under Schedule 1, item 7, (Priority 5; Mineral) of the Natural Health Products Regulations.
According to Wikipedia description:
NHP includes substances such as vitamins and minerals, herbal medicines, homeopathic preparations, energy drinks, probiotics, and many alternative and traditional medicines. NHP are obtainable without a prescription.




