acetyl carnitine or l carnitine Nutricost L-Carnitine (ALCAR) 500 Grams, 1000mg Per Serving EHP Labs Acetyl L Carnitine
Description
doi: 10.1007/s11064-023-03960-6

10.3390/metabo11050319 124 Saporito-MagriC
Its operational

(2019) stimulated mouse-derived NSPCs with different concentrations of G1, a selective GPER-1 agonist, showed a dose-dependent decreased proliferation, which was blocked by selectively inhibiting GPER-1

The half-life difference between the two forms is roughly 8 days versus minutes, so the dosing frequency mismatch is dramatic

It tastes even better if you dissolve it in sparkling water.