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Objective measurements Depending on your goals, track relevant objective metrics: Body composition: Weight, body fat percentage, circumference measurements, progress photos Performance: Strength numbers, endurance metrics, recovery indicators Health markers: Blood pressure, fasting glucose, HbA1c if using GH or GLP-1 peptides Healing: Range of motion, pain scales, functional capacity tests The peptides before and after article shows what realistic progress looks like

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GHK-Cu longevity depends heavily on storage conditions, with room temperature exposure limited to 1-2 weeks for lyophilized material

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2 Grip Strength and Exercise Endurance in Aged Mice Dimet-Wiley et al., Scientific Reports (2024) This study compared 5-Amino-1MQ treatment, voluntary wheel-running exercise (PoWeR), and combined treatment in aged C57BL/6J mice