Alcohol affects your blood sugar level to such an extent, that it may cause loss of bowel function control, and cause diarrhea, with the same side effects as vomiting. Cause-and-effect: Just like your knees go weak on you from too much booze, so does your bowel.
*Do not brush your teeth, spray cologne, or put on tight clothes during your tanning time, which is 6-8 hours after your session. *You can apply a mineral powder on your face/body and wear lipstick and mascara if you are going out during your tan time. (6-8 hours after your spray tan).
Use a very basic lotion that isn't oil-based, and moisturize in the shower or right after. A good spray tan should last for five to 10 days, however the face and hands will fade the quickest (due to heavy duty cleansing and washing) so invest in a good self-tan for the face.