Vitamin B12 deficiency symptoms: Four key signs you may be lacking the vital nutrient

A rapid heartbeat can also be indicative that you’re lacking vitamin B12 from your diet.

To make up for the reduced number of red blood cells in the body, the heart pumps harder and faster.

This is the body’s response to ensuring enough oxygen circulates through all of the body and reaches the organs.

Which foods are rich in vitamin B12

Present in animal foods, the water-soluble vitamin is found in red meat, poultry, eggs, dairy and fish.


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