Remove the needle from the container and give a slight push on the syringe to dispel a tiny amount of the vitamin B12 supplement before you insert the needle into your skin to ensure the air is out of the syringe
Mei et al
Randomized phase II trial of everolimus in combination with tamoxifen in patients with hormone receptor-positive, human epidermal growth factor receptor 2-negative metastatic breast cancer with prior exposure to aromatase inhibitors: a GINECO study
Likewise, with the suspension of supplements, the experimental group showed a reduced incidence of secondary neoplasms (39/1000 versus 69/1000, HR = 0.57, 95% CI = 0.31 to 1.0), and it was significantly lower when -tocopherol was the only supplement (HR = 0.41, 95% CI = 0.16 to 1.03) (20)
At the time of these studies, the roles of reactive oxygen species (ROS) in cells were poorly characterised and information on subcellular compartmentation was at best fragmentary
I also like Nuwhite's Vitamin C for this reason, as I normally cannot take Vitamin C in the Ascorbic Acid type since I find that it upsets my stomach