Vitamin B7 (biotin) deficiencies may cause symptoms like hair loss ... those who are breastfeeding require more vitamin B9 ...

Like most supplements, vitamin B complex can cause side effects, depending on the dose and type of vitamin B. Find a list of ...

This is up from 35,983 the year before, alongside 227,097 for other B vitamin deficiency, up from 201,320. Symptoms of B vitamin deficiency can vary but include fatigue, muscle problems ...

Other possible symptoms of a vitamin B12 or B9 deficiency include: mouth ulcers a sore, red tongue depression memory problems problems with understanding and judgment To treat a vitamin B12 or B9 ...

Anaemia caused by vitamin B12 or B9 (folate) deficiencies also led ... troubling’ Credit: Justin Grainge Symptoms of iron deficiency include being very pale, irritability, fatigue, increased ...

While we often focus on visible symptoms like fatigue or weakness ... The HSE said: "Vitamin B12 or B9 (folate) deficiency anaemia happens when you have a shortage of either of these vitamins.