Since I am taking Metformin 500g twice a day and one of the side effect is Vitamin B12 Deficiency. So here I am, I feel muscle weakness and pain so I think I should take Vit. B12 twice a day too.
I hope that this deficiency will be over soon.
Here are some of the food that are reach in Vitamin B12:
So from now on, I will eat more food that are rich of Vit. B12.