As always, any intervention should be discussed with your healthcare provider
Geier DA, Kern J, Garver CR, Adams JB, Audhya T, Geier MR: A prospective study of transsulfuration biomarkers in autistic disorders
Presence of Vitamin C A single glutathione-only capsule will not be able to effectively stimulate your natural glutathione production
If you are losing more than 2 percent of body weight per week over more than two consecutive weeks, that is a hold signal too, because the deficit is likely too aggressive for lean mass preservation regardless of how motivated you feel
At a psychological level, a lack of vitamin B12 can lead to listlessness, depressive mood, difficulty concentrating, nervousness, and sleep disorders