The following evening I repeated the same procedure, gently poking the mole with a sterile needle, and applying the ACV for about 20-30 minutes. As you can see from the (blurry) photo below, there was some local reddening after application, but no pain or irritation:
On the third day, the mole was no longer looking like a mole – just like a scab. Again I gently pricked the mole with the needle, but the mole was greatly reduced in thickness, and it was easy to prick the skin below which hurt. Again, I applied the ACV for about 20-30 minutes. This is what it looked like on the evening of day three: