Having too little folate, known as a vitamin B9 deficiency or a folate deficiency, can affect your red blood cells and cause a range of health problems. Wondering how to spot a problem—and what ...

Vital info about vitamin B9, its molecular structure, dietary sources, beneficial aspects, symptoms of deficiency and toxicity, supplementation tips and related research news are discussed in detail ...

However, alarmingly it could also be a sign of a significant deficiency. The NHS has revealed that having pins and needles could be a sign that you are lacking in Vitamin B12 or B9 (folate).