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If any step in that chain is off, absorption drops

Patients should avoid IGF-1 LR3 without medical clearance if they have blood sugar problems, diabetes risk, cancer history, abnormal growth concerns, cardiovascular disease, kidney or liver issues, active illness, pregnancy, breastfeeding, or current prescription medication use

It's also important to remember that if you have Leber's disease, a specific type of B12 called cyanocobalamin could be harmful to your optic nerve

This is called antioxidant recycling, and it is crucial as we strive to protect the blueprints inside our cells DNA from the damaging effects of oxidative stress