The proposed advantage is that some glutathione may be absorbed through oral tissues rather than depending entirely on the gastrointestinal tract
Blanco S., MartinezLara E., Siles E., and Peinado M
The Importance of Antioxidants During Pregnancy : Why they matter for maternal and fetal health
While caffeine displays promise in protecting against melanoma, inconsistencies in research findings for other nutrients may result from differences between animal and human studies and variations in nutrient intake definitions, necessitating further investigation into their effects on melanoma progression and treatment
The dose of 2000 micrograms of B12 is more than 800 times the recommended daily amount so, on the face of it, this dose seems too high, but as you increase the amount of B12 in your diet, less of a percentage will be absorbed