Sublingual formulations (tablets that dissolve under the tongue) have not been proven to have superior absorption compared to standard oral tablets
Suner SS, Bhethanabotla VR, Ayyala RS, Sahiner N
It is mainly found in animal products (fish, meat, poultry, eggs, and dairy), although some foods are fortified with B12
For best results, we typically recommend a series of Neu-Glow treatments, such as weekly or bi-weekly infusions over a few months
On the other hand, if you desire rapid and more noticeable skin-lightening effects, are willing to invest in the procedure, and don't mind injections, you may opt for glutathione injections under the supervision of a qualified healthcare provider