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The biological hypothesis is plausible - collagen peptides supply the amino acids (glycine, proline, hydroxyproline) that bone matrix formation requires, which may be particularly useful when dietary protein is being restricted
Severe or sudden-onset headaches warrant immediate medical attention
Lundgren JR, Janus C, Jensen SB, Juhl CR, Olsen LM, Christensen RM, et al
NAD+ therapy is also being investigated in contexts like healthy aging and neuroprotection, and it has been trialed as an adjunct in addiction recovery programs to reduce withdrawal symptoms, though formal clinical trial data are still sparse
Semaglutide GLP-1 may also support improvements beyond weight loss alone
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