Fish, meat, poultry, eggs, milk and other dairy products are good sources of vitamin B12 Clams and beef liver are some of the richest sources of vitamin B12 Some breakfast cereals and non-dairy milks (soy, oat, etc.) are fortified with vitamin B12 If the body does not have enough vitamin B12 then you may experience symptoms such as fatigue, pale skin, headaches, low mood, stomach issues, difficulty concentrating, inflammation of mouth and tongue, pins and needles, muscle weakness, or impaired coordination
Follow dosage instructions carefully and be consistentGlutathione works best with daily or regular use
Over the following decades, this infusion became widely used in complementary and integrative wellness practices
Finkelstein JD: Methionine metabolism in mammals