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Unlike single-peptide serums that use GHK-Cu alone, this one gives you both copper peptides to condition the scalp and support the appearance of fuller, healthier-looking hair
The FDA has noted both the lack of human clinical trial data and uncertainty about long-term safety
People with symptoms of vitamin B12 deficiency It is a good idea for anyone with the following signs and symptoms of a vitamin B12 deficiency or pernicious anemia to consult a doctor: People with gastrointestinal issues Conditions that affect the gastrointestinal tract may affect vitamin B12 release or absorption, including: pernicious anemia, which can lead to gastric atrophy, or damage to the stomach fish tapeworm infestation bowel or pancreatic cancer folic acid deficiency overgrowth of bacteria in the small intestine diabetes thyroid disease Crohns disease celiac disease chronic pancreatitis People who have undergone gastrointestinal surgery, including weight loss, may have fewer cells necessary to secrete stomach acid and intrinsic factor
However, vitamin B supplements had no effect on information processing speed, episodic memory, or executive function
