We also acknowledge the use of the University of Wollongong Cryogenic Electron Microscopy Facility at Molecular Horizons
The middle of this range, around 4C (39F), provides optimal balance between preservation and avoiding accidental freezing
& Malik, M
[Ingredients] Mixed preparation (yeast extract (Indian product), lecithin, citric acid), pullulan, pectin, enzyme-treated stevia, steviol glycosides, flavoring (lemon flavor), glycerin, amide pectin, polysorbate 80, milk thistle extract powder (American product) ), L-cysteine hydrochloride, nicotinic acid amide, vitamin B6 hydrochloride, vitamin B12 mixed preparation (dextrin, trisodium citrate, citric acid, vitamin B12), vitamin C, dried yeast (contains selenium, made in Canada), elastin (made in France), Gardenia yellow pigment, collagen (made in India), hyaluronic acid (made in Korea)
Source: Dietary Reference Intakes, Institute of Medicine (IoM)
This provides an exogenous source of glutathione in addition to the endogenous supply from within the body