This makes the risk of B12 toxicity extremely low for most people
Liver Disease Cancer What is the quickest, most effective way to correct a Vitamin B12 deficiency
Excessive Vitamin B12 May Increase the Risk of Lung and Colon Cancer A large-scale 2017 study published in the Journal of Clinical Oncology found that males who supplemented with megadoses of vitamins B6 and B12 had a 30% to 40% increased risk of lung cancer compared to individuals who did not supplement
Peru Tour Machu Picchu 15 days visiting: City tour in Lima, City tour in Cusco, tour to the Sacred Valley of the Inkas, Tour to Machu Picchu with Huaynapicchu, tour in Lake Titicaca, Uros floating island, Taquile Island, Canyon tour from Colca in 2 days and 1 night, Ballestas Islands, Paracas Reserve and overflight in the Nazca Lines
Do not double up to make up for a missed dose