can i use ghk cu with retinol Stop worrying about your GHK-Cu routine!. You safely Retinol, Retinaldehyde, or Retinyl Palmitate alongside copper—just save the prescription Tret for a separate time. , Link in bio for the GHK-CU Before and After Pictures

While the NIH does not specify a tolerable upper intake level for vitamin B12, a study published in the JAMA Network Open found that high intakes of vitamin B12, such as from daily supplementation of 25 micrograms or higher, increased the risk of bone fracture [3] [4]

O'Connor TM, O'Connell J, O'Brien DI, Goode T, Bredin CP, Shanahan F

Learn what your blood test results mean, common causes, symptoms to watch, and safe steps to restore vitamin balance

Diabetes 57 , 27372744 (2008)

10.1126/science.289.5485.1754 Science 94 KornackD

Researchers believe that if you have low blood levels of vitamin B12 and they administer the vitamin during dialysis, your need for epogen will be reduced and your ability to generate blood cells will be improved