Stoppani's Pre-Jym is the best preworkout I've ever tried

[Rodja]

I'm not arguing with you, but where is the shift occurring and which companies are switching back to the plain L-form?

Athletix/PES for starters.

Stoppani explains here why he suggests at least 6g of CM:



Citrulline vs. Arginine

His point regarding additional malic acid for the Krebs cycle for PCr production is pretty much moot because of the inclusion of CrHCl. That being said, I've never been a fan of any "pump" product from an ergogenic perspective. They're almost purely cosmetic with little to no sarcoplasmic or myofibrillar hypertrophy.