Taurine

Taurine is an organic compound. It is up to 0.1% of total human body weight, and is a main constituent of bile. Taurine is essential for the heart, the skeletal muscles, the retina, and the nerves. The body makes it from the amino acid cysteine.

Taurine

Names
Preferred IUPAC name 2-Aminoethane-1-sulfonic acid
Other names 2-Aminoethanesulfonic acid Tauric acid
Identifiers
CAS Number	107-35-7 Y
3D model (JSmol)	Interactive image
ChEBI	CHEBI:15891 N
ChEMBL	ChEMBL239243 Y
ChemSpider	1091 Y
DrugBank	DB01956 N
ECHA InfoCard	100.003.168
IUPHAR/BPS	2379
PubChem CID	1123
UNII	1EQV5MLY3D Y
CompTox Dashboard (EPA)	DTXSID3021304
SMILES O=S(=O)(O)CCN
Properties
Chemical formula	C2H7NO3S
Molar mass	125.14 g/mol
Density	1.734 g/cm3 (at −173.15 °C)
Melting point	305.11 °C (581.20 °F; 578.26 K)
Acidity (pKa)	<0, 9.06
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N verify (what is YN ?)
Infobox references

Taurine comes from the Latin /taurus/ which means bull or ox. It was first extracted from ox bile in 1827.^[1]

Food

Taurine is in fish and meat.^[2][3][4] The daily intake is around 58 mg (range from 9 to 400 mg). It is low or negligible from a strict vegan diet. Taurine intake is generally less than 200 mg/day.^[5]

Energy drinks

Synthetic taurine is used to make some "energy drinks". Many contain 1000 mg per serving,^[6] and some as much as 2000 mg.^[7]