l-carnitine expiration 3500®, Sweet Grape Candy, 16 fl oz (473 ml) Vital Edition, L-Carnitine XS™ 3000,
Description
Some studies have determined that taking l-carnitine after a heart attack decreases the chances of suffering another one later

[DOI] [PubMed] [Google Scholar] 431

Elevated extracellular glutamate levels contribute to the tonic activation of mGluR2 and mGluR3, predominantly located presynaptically [69]

There is definitely a need for more protracted studies on the subject
