Back Madsen, OD, Karlsen, C, Blume, N, et al (1995) 'Transplantable glucagonomas derived from pluripotent rat islet tumor tissue cause severe anorexia and adipsia', Scandinavian Journal of Clinical and Laboratory Investigation Supplement , 220, 27-35
The Rybelsus Summary of Product Characteristics notes that it can increase levothyroxine exposure
A 2019 study published in the Journal of Clinical Endocrinology & Metabolism found that pulsatile growth hormone administration produced 40% greater anabolic effects in skeletal muscle compared to continuous infusion at equivalent total dose
Glutathione helps keep sickness at bay and prevent the effects of aging
If you weigh over 90 kg (198 lbs), some research suggests up to 10 grams daily may be beneficial, though splitting this into two 5-gram doses is easier on the stomach
As important as the first two are, the third can't be underestimated