oral melanotic macule on palate COM Jan. 2008 Diagnosis Figure 1 from Oral melanoacanthoma

The product ships lyophilised with a Certificate of Analysis (COA), HPLC purity 99 %

The BBC describes the findings of research chemists at Imperial College London who analyzed 10 tanning kits, [t]hey would expect to find about 10 ingredients in a licensed medicine, they write, but were shocked to discover some of the products contained more than 100 unidentified ingredients. In attempts to avoid detection and stay in business, sellers of nasal tanning spray often offer little-to-no information about their products contents

Why do we do this to ourselves? The pandemic supercharged easy access to guns, Los Angeles Times, April 4

* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 m filter before use

Starting low, often called an acclimation dose, allows the research subject to adapt to the compound