Turmeric is a spice that has traditional usage worldwide, but is mostly known to be used in Indian dishes where it is primarily associated with curry.
Calorically, 100g Turmeric root contains:
10g total fat (25% of calories) consisting of 3g saturated (7.6% total calories)
65g total carbohydrates; 21g of which are dietary fiber and 3g sugars
8g total protein
Turmeric tends to have a 9% or greater moisture content
Sequesterpenes germacrone, termerone, ar-(+)-, α- and β-termerones, β-bisabolene, a-curcumene, zingiberenel, β-sesquiphellanderene, bisacurone, curcumenone, dehydrocurdione, procurcumadiol, bis-acumol, curcumenol, isoprocurcumenol, epiprocurcumenol, procurcumenol, zedoaronediol, and curlone
Volatile Oils (less than 3.5% dry weight) consisting of d-α-phellandrene, d-sabinene, cinol, borneol, zingiberene, and sesquiterpenes such as tumerones
(Rhizome) stigmasterole, β-sitosterole, cholesterole, and 2-hydroxymethyl anthraquinone
500mg of turmeric as a spice does not appear to interfere with iron absorption in young women.