As discussed, we do not recommend that you layer salicylic acid and vitamin C directly since this can heighten skin sensitivity and potentially lead to discomfort or a disrupted skin moisture barrier
Niacinamide (vitamin B3) is a well-tolerated ingredient that provides multiple benefits for aging skin on its own
Activation of sexual reflexes of male rats by dihydrotestosterone but not estrogen
Alkali-Burn Wound Healing, VEGF-A & ERK1/2 (PMC / Dove Press, 2015) A controlled study published in PMC and Dove Press investigated BPC-157s effects on alkali-burn wound healing in vivo and on HUVEC (human umbilical vein endothelial cell) behaviour in vitro
Thyroid hormones in male reproductive development: evidence for direct crosstalk between the androgen and thyroid hormone axes
Again, such decisions are reasonable if the aim is to demonstrate whether it is possible for odour to communicate emotions, but they also place limits on the generalisability of the study's conclusions (unless, perhaps, if all responses to emotional signals are always dose-invariant, as one recent study suggests could be the case: de Groot et al., Reference de Groot, Kirk and Gottfried2021)