The levels of vitamn B12, folate and homocysteine in mothers and their babies with neural tube defects
Or you may identify a dose threshold above which anxiety appears consistently
Vegans, vegetarians, people over the age 50, anyone with stomach/bowel issues like chronic gastritis, leaky gut, IBS or celiac, and anyone who regularly takes medications such as Metformin, PPIs (used for GERD), H2 Receptor Antagonists (used for peptic ulcers), or anything that interferes with stomach acid production are actually at risk for vitamin B12 deficiency, and should supplement B12 regularly
3 ALCAR increases the efficiency of mitochondrial energy production in the brain and supports overall mitochondrial health, reducing both oxidative damage and inflammation