Nursing animals and young, rapidly growing animals develop iron deficiency more easily than adults on an iron-replete diet, particularly if there is a concurrent source of external blood loss: iron stores in young animals tend to be marginal, milk is low in iron, and rapid growth demands expansion of blood volume
Plant Physiolo 98:12221227 Chen F, Aqeel M, Maqsood MF, Khalid N, Irshad MK, Ibrahim M, Akhter N, Afzaal M, Ma J, Hashem M, Alamri S (2022) Mitigation of lead toxicity in Vigna radiata genotypes by silver nanoparticles
& Ballatori, N
Most guys don't expect hormones to mess with their sensitivity
Scientific References Triple-Hormone-Receptor Agonist Retatrutide for Obesity
Gene profiling studies were reported to show GHK-Cu affects a large number of genes related to tissue remodelling, antioxidant defence, anti-inflammatory activity, blood vessel growth, and nerve outgrowth