What Vitamin Deficiency Causes Eye Twitching: 2026 Guide
Magnesium deficiency is the vitamin and mineral deficiency most strongly linked to eye twitching, followed by deficiencies in vitamin B12, potassium, and vitamin D, each disrupting normal neuromuscular function through specific biochemical mechanisms that increase motor neuron excitability at the eyelid muscles. The twitching eyelid you are experiencing is a form of myokymia, a localized…