More large-scale, well-designed studies are needed to confirm the effectiveness and safety of different forms of glutathione for skin lightening and to understand its role in specific pigmentation disorders
The American Academy of Family Physicians and NIH identify the following clinical manifestations: Fatigue and generalized weakness Megaloblastic anemia (abnormally large, immature red blood cells) Tingling or numbness in the hands and feet (peripheral neuropathy) Difficulty walking and balance problems Cognitive disturbances including memory difficulty and confusion Mood changes, including depression and irritability Glossitis (swollen, inflamed tongue) Early symptoms such as fatigue and mild tingling are often attributed to stress, aging, or other conditions
Probiotic supplementation can also upregulate mucin synthesis
Deng, L., Meng, T., Chen, L., Wei, W