l-carnitine aspartate BulkSupplements L-Ornithine L-Aspartate Powder - 3g per Serving - 1 Kilogram (2.2 lbs) Project #1 Nutrition L-Carnitine: Performance
Description
These alternatives dont replace choline directly, but if your primary concern is brain health, athletic output, or liver function, they may provide comparable or complementary benefits

Carnitine is the generic term for several compounds including L-carnitine, acetyl-L-carnitine, and propionyl-L-carnitine and L-carnitine L-tartrate

The endogenous biosynthesis which mainly takes place in the liver, kidney, and to some extent in the brain, meets only 25% of the carnitine required by the human body, while the remaining 75% is obtained from the diet under regular diet regimen, i.e., consuming either meat, fish, dairy product, and vegetables (Longo et al., 2006

Androgen receptor in cancer-associated fibroblasts influences stemness in cancer cells

Zimmermann MB (2009) Iodine deficiency
