How Glutathione Brightens Skin: Excessive skin pigmentation occurs because the body produces melanin in response to the sun, hormone fluctuations, or other environmental damage
Symptoms of B12 deficiency include a pale, yellowish tinge to your skin, sore and red tongue (glossitis), mouth ulcers, pins and needles (paraesthesia), mobility changes, weak muscles, numbness, disturbed vision, irritability, depression, cognitive changes such as memory, understanding and judgement
Soil nutrient bioavailability: A mechanistic approach (John Wiley & Sons)
A randomized, double-blind, placebo-controlled trial in 191 older adults (75 years) with moderate vitamin B 12 deficiency (serum cobalamin concentrations of 107-210 pmol/L) without anemia provided participants with 1 mg/day of cyanocobalamin for one year (94)
It is normal for some vaccine shots to cause more pain than others such as the COVID-19 vaccine and shingles