Peripheral neuropathy is defined as nerve damage that causes pain, numbers and weakness.
B12 has been shown to protect the layer that surrounds and protects the nerve, so without the vitamin nerves cease to function properly, which leads to peripheral neuropathy.
Studies have shown that even mild deficiency may affect the nervous system and prevent the brain from functioning properly.
The NHS states: “A lack of vitamin B12 can cause neurological problems, which affect your nervous system, such as damage to the parts of the nervous system, known as peripheral neuropathy.
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