GSE is non-toxic . GSE does not weaken the immune system. Actually, the use of gse relieves the immune system of an enormous burden that no other single methodology has matched. And most, if not all, pharmaceuticals prescribed for treatment have deleterious side-effects of some kind. GSE is from a natural source .
Grapefruit is part of the normal food chain.
And while gse concentrate has no measurable food value, it also has no toxic side-effects. Many of the synthetic chemicals have large numbers of known side-effects. GSE is cost-effective . A typical therapeutic dose of gse costs 10 cents or less. 50 cents per day would cover a maximum exposure for serious illness.