Proof of Identity. Proof of identity must be presented with all passport applications. Acceptable forms of identification include a passport, naturalization certificate, driver's license, military ID card or other current government-issued ID. A photocopy of the identity documents also must accompany the passport application.
Betaine, or TMG, is also involved in the manufacture of carnitine, and helps protect the kidneys from damage. Betaine HCl, or betaine hydrochloride, is an supplemental, chloride-salt form of betaine that is useful as a digestive aid.
The body can turn choline into betaine, and betaine is also found in range of foods. Getting plenty of betaine in your diet can somewhat reduce the need for choline. Choline has a number of functions: 1  Most choline is used for the synthesis of phosphatidylcholine, the principle phospholipid in cell membranes (15).