Researchers should weigh these claims with the caveat that this paper carries an active Expression of Concern
To view a copy of this license, visit About this article Cite this article El, K., Douros, J.D., Willard, F.S
They can help lighten dark spots and boost collagen when used consistently, though vitamin C is unstable and must be protected from light and air to remain effective
Clinical observations report that patients using BPC-157 experience significant improvements in mobility and pain reduction, with some noting relief lasting six months or longer
Since the two are different chemical species with different properties, a citation that does not specify which was used, and ideally how the copper content was verified, is of limited value
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