Liver health : It is highly effective in detoxifying the liver
The interactive effects of drought and heat stress on photosynthetic efficiency and biochemical defense mechanisms of Amaranthus species
A human clinical pilot study published in Antioxidants demonstrates that a new pharmacist-developed topical format, called Glutaryl, is a fast acting, non-invasive and effective way to replenish glutathione levels
NAC and glycine support internal production
And I would say, no, they don't
Though the trend did not reach significance, NAC-treatment appeared to maintain or slightly increase maternal GSH levels from enrollment to delivery, whereas the decline in maternal blood GSH expected with duration of pregnancy 43 was observed in the placebo arm