Saponification / Meibomian Foam

[savino]

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[zuzu70]

I keep getting a small (smaller than poppy-seed size) golden-yellow oily looking pimple thing on my eyelid margin. There is one that comes and goes away within a few days on my lower margin, and another on my upper eyelid margin. Is this a blocked meibomian gland?

I'm doing warm moist...