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executive dysfunction, which can include problems with planning, cognitive flexibility, abstract thinking, rule acquisition, initiating appropriate actions and inhibiting inappropriate actions, and selecting relevant sensoiy information, fluctuations in attention and slowed cognitive speed, memory (especially in recalling learned information), visuospatial difficulties e.g

Not every nootropic will affect all of these conditions, but if you have any of the health concerns listed below, be particularly cautious about starting a nootropic, and talk to your doctor: Kidney disease92 Liver disease93 Thyroid disorders88 Heart problems87 Asthma64 GI blockages94 Stomach ulcers94 Urinary tract blockages94 High blood pressure64 Diabetes90 Cancer95 Phenylketonuria (PKU)96 Muscular dystrophy97 Nootropics also dont interact well with drugs or alcohol

Activity: Pair regular exercise especially cardio with the protocol to complement any fat-loss goal

A 2016 study published in Nature Scientific Reports showed GHK-Cu produced no cytotoxicity to human keratinocytes at concentrations up to 5,800 micromolar over 72 hours and did not induce inflammatory biomarkers unlike other copper compounds