l carnitine pp 60 tablet 500 mg NOW Foods Supplements, L-Carnitine 500mg, Purest Form, Amino Acid, Fitness Support*, Veg Capsules : Health & Household L-Carnitine 500mg
Description
Levocarnitine Oral Solution USP is also indicated for acute and chronic treatment of patients with an inborn error of metabolism which results in a secondary carnitine deficiency

And that is perfectly fine
Ernhrungs Umschau 67(2): 42-50.e1-e2 Schek A et al
Ifosfamide may increase urinary loss of carnitine

Dabei handelt es sich um das kristallisierte stabile Salz , welches welches im Gegensatz zu herkmmlichem Carnitin nicht hygroskopisch ist

J Am Coll Nutr