Coffee might not be ubiquitously beneficial (see this post for more on the pros and cons of coffee consumption), but the growing body of scientific literature explaining why coffee might prevent cancer shows that including coffee in an alternative protocol for treating cancer isnt a far-fetched idea
(2) S L Teichman, A Neale, B Lawrence, et al (2006) Prolonged stimulation of growth hormone (GH) and insulin-like growth factor I secretion by CJC-1295, a long-acting analog of GH-releasing hormone, in healthy adults Journal of Clinical Endocrinology and Metabolism, 2006 Mar, Volume 91 (Issue 3), Pages 799-805
Storage requirements Lyophilized (powder) 20C up to 24 months Reconstituted 28C up to 21 days Literature Peer-reviewed research for laboratory background Annals of the New York Academy of Sciences 1997 PMID 9415996 Safer D et al
Represents successful preservation, not improvement
These havent been performed, though, perhaps because of this treatments downsides IV glutathione can be expensive, inconvenient and associated with potential side effects (bleeding, infection, blood clots, etc.)