Bought some vitamin D drops (liposomal) that say to take under the tongue. Now it’s surprisingly hard to actually do that. So how much am I missing out if it’s in the general mouth or on top of the tongue?
(I might try doing it in front of the mirror.)
Let me summarize some correct facts prior to answering your question:
Now to direct answer to your question - you are not missing a lot:
Basically, don’t overthink it. And try not to ask health advice from internet strangers, better talk with your primary doctor if you have any concerns.