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Because conventional formulations are limited by poor bioavailability, gastrointestinal intolerance, and suboptimal tissue targeting, innovative drug delivery systems, such as nanoparticles, pH-responsive hydrogels, and microneedles, are being developed to enhance therapeutic efficacy, reduce adverse effects, and improve patient adherence (Sulong et al., 2025)

If true, this would have profound implications for longevity

When combining multiple peptide stacks, start one at a time to identify individual responses before adding additional compounds

Studies in various tissue healing models show increased cell proliferation which would include osteoblasts in bone injuries