ALCAR, an acetylated version of l-carnitine, has considerably higher oral bioavailability, due likely to only partial hydrolytic metabolism
Further, oral formulations have been more associated with nausea and vomiting than others
Target a minimum of 0.7-1.0 grams of protein per pound of lean body mass daily
NSL literature pointer PMID 28289521 L-Carnitine laboratory index [PMID: 28289521] National Science Labs indexing note for PMID 28289521: review the PubMed methods, models, and limitations before citing
Avoid foods made with chili peppers, chili powders, or hot sauce (spicy), marinara sauces or red salsas (tomato-based), and oranges, grapefruit, lemon, and lime (citrus)
urgent medical attention is required for severe abdominal pain or signs of allergic reaction