Choose methylcobalamin if: You have confirmed MTHFR mutations Elevated homocysteine levels Neurological or mood symptoms You tolerate methylated supplements well Choose hydroxocobalamin if: Sensitive to methyl-B12 (anxiety, insomnia) Histamine intolerance or MCAS Need gentle, balanced B12 support Want detoxification benefits Choose adenosylcobalamin if: Chronic fatigue is your primary concern Mitochondrial dysfunction Want to combine with methyl-B12 for comprehensive support Consider combination formulas: Many practitioners recommend combining forms: Methyl-B12 + Adeno-B12 (methylation + energy) Hydroxy-B12 + Adeno-B12 (gentle + energy) All three forms for comprehensive support The bottom line: For MTHFR mutations, methylcobalamin is typically most effective for supporting methylation and lowering homocysteine
Additionally, patients should be observed for signs and symptoms of megaloblastic anemia, such as fatigue, pallor, and anorexia
It is metabolized in the liver and it is excreted in the urine, bile and secretions
Difficulty: Easy to Moderate Climate: Warm Highest elevation: 3550 m / 11647 ft Transportation back to Cusco Itinerary Day 1: Cusco Cachora Capuliyoc Santa Rosa The departure for this trek is early in the morning, northwest of the city of Cusco (3350 m.a.s.l.) by tourist transport to the village of Cachora (2850 m.a.s.l.)
There is some research to show vegetarians and/or vegans may not be getting enough B12 and should look to take a supplement if levels are low (chat to Pharmacist or GP)