Certain populations face higher deficiency risk: vegetarians and vegans (B12 is primarily found in animal products), adults over 50 (decreased stomach acid reduces B12 absorption), individuals with digestive disorders like Crohn's disease or celiac disease, and those taking medications like metformin or proton pump inhibitors
NAD+ is the cellular energy currency
Symptoms of deficiency can vary from person to person, but may include impaired brain function, tiredness and lack of energy, breathlessness and fatigue, headaches, pale skin, heart palpitations, loss of appetite and weight loss, anxiety and depression
If you have MTHFR gene mutations (common in thyroid patients), cyanocobalamin may be particularly ineffective for you, making methylcobalamin even more important
Copper peptides are delicate, and using these active ingredients in the same step could cancel out the copper peptides, making them less effective or causing skin irritation
The exact dosage of your injections may depend on the ingredients and the clinic where youre receiving treatment