Little Pimple Inside Eyelid. These bumps result from epidermal cells multiplying within a small area until they form a white painless mass on the inside of the eye. A white bump on the eyelid is likely to be a stye or milia.

Most bumps that appear on the eyelid are either a stye or a chalazion. Blurry vision with large chalazia Eyelid Bump Causes. If the inflamed oil gland becomes totally blocked the stye may turn into a chalazion.
It is an infection affecting the secretory gland of the eyelid.
It is an infection affecting the secretory gland of the eyelid. These cysts are commonly found in groups and are called milia. When to See a Doctor Most of the time a pimple on your eyelid will go away within a few days without medical treatment. Inclusions cysts can also develop on the inside of the eye especially when affecting the conjunctiva which is the thin membrane along the inner surface of the eyelid.