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It is clinically characterised by asymptomatic light to dark brown hyperpigmentation with symmetrical disposition and irregular borders

Key benefits include: Supports red blood cell production Helps prevent anemia, reduces fatigue, and improves oxygen transport throughout the body

Minimises the appearance of pores 3

Additionally, avoid repeated freeze-thaw cycles because they may reduce peptide stability and experimental consistency

For extended research periods, consider preparing smaller batches more frequently

To test for changes in neurochemical levels over time, linear mixed-effects models were run using the lmer function in the lme4 package (version 1.1.27.1) 27 , with timepoint (1 or 2) and group (Con-Con, Mig-Mig, Con-Mig) included as fixed effects (including a timepoint by group interaction), and subject included as a random effect