l-carnitine-l-tartrate promotes human hair growth in vitro L-carnitine: what essential information should you know? — Typology Big Bro's L-carnitine L-tartrate (LCLT)
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However, several studies have proved otherwise

doi: 10.1007/s10545-006-0199-x, PMID: [DOI] [PubMed] [Google Scholar] 41.Salguero Olid A, Blanco Sanchez G, Alonso OA
The mothers of preterm infants had higher breastmilk carnitine levels, averaging about 12 mg/L throughout the first month postpartum.[7] Carnitine and acetylcarnitine were measured in the breastmilk of 14 lactating women who were 1 to 10 months postpartum and not taking carnitine as a supplement

And it might not affect migraine directly
Olek RA, Samulak JJ, Sawicka AK, Hartmane D, Grinberga S, Pugovics O, Lysiak-Szydlowska W
