l-carnitine as l-carnitine fumarate Carnitine - 58.5% Nutri-West(R) Official Site
Description
As demonstrated by scientific research, Vitamin C acts as an electron donor, readily giving up electrons to neutralize reactive oxygen species (ROS) and reactive nitrogen species (RNS)

doi: 10.1177/0148607190014005448 44

It is generally safe, but taking it with a small snack can help if you have a sensitive stomach

Dragan, G

Infusin de microagujas para el contorno corporal

If the leak is severe enough, you may need surgery or a procedure to help your valve work as it should
