Executive Dysfunction: The regulation of the cystine-glutamate antiporter system by NAC supports the neurotransmitter balance required for complex problem-solving, multitasking, and organizational skills
it is naturally occurring, nontoxic, and is active at a very low nanomolar concentration.11 Another piece of research described GHK-Cu as a safe, inexpensive, extensively studied compound.3 These conclusions primarily apply to topical GHK-Cu, but even with injectables, the lack of serious adverse events in animal subjects points to a general tolerability regardless of the route of administration
Honolulu, Hawaii, 2002;1315:032 M Veljaca D Pavic Sladoljev B Mildner K Brajsa M Bubenik S Stipanicic et al
Rivas does not prescribe phentermine to patients currently taking stimulant ADHD medications such as Adderall (amphetamine) or Ritalin (methylphenidate)
Borck, P
The problem is that glutathione taken orally doesnt absorb well