PCOS Nutrition Center - #SupplementSaturday: Did you know that Metformin can cause a vitamin B12 deficiency? Some signs of Vitamin B12 deficiency include: 🖐 Tingling in hands and feet 😴 Chronic fatigue
![Vitamin B12 deficiency symptoms: 'Tingling' skin might be a warning sign to see your GP | Express.co.uk Vitamin B12 deficiency symptoms: 'Tingling' skin might be a warning sign to see your GP | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/11/590x/Vitamin-B12-deficiency-Pins-and-needles-could-be-a-sign-1414164.jpg?r=1616601674694)
Vitamin B12 deficiency symptoms: 'Tingling' skin might be a warning sign to see your GP | Express.co.uk
![7 Warning Signs of Vitamin B12 Deficiency – Positive Health Wellness Infographic | B12 deficiency, Vitamin b12 deficiency, Vitamin b12 7 Warning Signs of Vitamin B12 Deficiency – Positive Health Wellness Infographic | B12 deficiency, Vitamin b12 deficiency, Vitamin b12](https://i.pinimg.com/originals/df/b4/59/dfb459fa3b6924b9254baed0b3a153af.jpg)