Vitamin B12 – Vitamin B12, is an essential vitamin, meaning your body needs it and cannot produce it on its own. Vitamin B12 can benefit your body in many amazing ways, such as increased energy, improved mental clarity, and helping to prevent heart disease.
Studies have shown, that up to 90% of vegetarians and vegans may be deficient in vitamin B12. (10,11)
Like many other important nutrients, this vitamin does deplete with age as the body’s ability to absorb it, decreases over time. (12,13,14) Typical signs of a vitamin B12 deficiency include weakness, or tiredness, pale skin, irritability, constipation, and depression.