With some sprays retailing for almost $200 and without much information like, say, full ingredient lists available on certain brand websites, it's worth nosing around
The harsh acids and digestive enzymes in your gut are designed to break down proteins
[6] Beyond pigmentary effects, the gray-market literature also describes nausea and facial flushing, spontaneous penile erection (priapism, an MC4R-mediated effect), and occasional systemic reactions such as rhabdomyolysis
PLOS One 13 , e0198197 (2018)
Effect of l-carnitine on activity of liver alcohol dehydrogenase in diabetic rats
Indo HP, Yen H, Nakanishi I, Matsumoto K, Tamura M, Nagano Y, et al