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Vitamin C helps to repair and regenerate tissues, protect against heart disease, aid in the absorption of iron, prevent scurvy, and decrease total and LDL (bad) cholesterol and triglycerides

Vitamin B12 deficiency symptoms when taking metformin Peripheral neuropathy (which can feel like pain, tingling, or pins and needles) Headaches Nerve damage Visual changes Changes to the tongue Macrocytic anemia (which means red blood cells cannot be properly formed) Fatigue or exhaustion Shortness of breath Rapid heart rate Jaundice or yellowing of the skin Difficulties sleeping Depression Cognitive impairment such as slowed thinking, brain fog and memory problems Psychosis Small intestine bacterial overgrowth RELATED: Can you take too much B12

But when you feel that startling flutter, pound, or skip in your chest, it's only natural to wonder, "Is it really B12, or could it be something else?" That uncertainty can easily spike your anxiety, especially when you feel like you're not getting clear answers about what's happening inside your own body