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doi: 10.1126/science.1074683

This synthetic copper tripeptide does not just coat the surface or temporarily boost blood flow

Values below 170 to 250 pg/mL for adults indicate a deficiency

Always follow the recommended dose according to species, age, and weight

Each option is reviewed individually, and recommendations depend on provider assessment, safety considerations, patient goals, and medication availability
A small but interesting study of recreational athletes using collagen peptides found a 79% reduction in joint pain during activity after 12 weeks
