57% of postmenopausal women have dry eye disease — and it usually starts in perimenopause. The reason is hormonal: declining androgens cause the meibomian glands in your eyelids to produce less oil, making the tear film unstable. VibranceWay's Cathy explains the three-layer tear film, why standard eye drops often fail, the estrogen-HRT complication nobody mentions, and what the evidence actually supports — from lipid drops and omega-3 to warm compresses and lid hygiene.