l-arginine l-lysine l-carnitine l-carnitine Amino Acid Creatine & Acetyl-L-Carnitine Energy Plus,

Ushijima, K., Riby, J

With more consumers turning to supplements for targeted support, quality and transparency have never been more important

however, some individuals may experience mild skin sensitivity depending on: Formulation concentration Skin type Frequency of cosmetic application Concurrent cosmetic ingredients Possible Cosmetic Reactions Mild redness Temporary tingling sensations Skin irritation Dryness Increased skin sensitivity Temporary blue discoloration when higher concentrations are utilized Higher concentrations are not always preferred and may increase the likelihood of cosmetic skin irritation, particularly in sensitive-skin formulations

Contribution of beta 3-adrenoceptor activation to ephedrine-induced thermogenesis in humans

Journal of Pharmacological Sciences , 65(4), 89-96

Most likely the target of antibodies that bind to their Fc receptors and are directed towards ganglioside antigens on the axolemma