Eyelashes serve a dual purpose: they enhance beauty and protect the eyes. Their slow growth rate and short development cycle mean that changes in their appearance often provide early indicators of underlying health concerns within the body.

Nutrient deficiencies

Thin, sparse, or brittle eyelashes often point to nutrient deficiencies. Essential nutrients such as biotin, iron, zinc, vitamin D, and protein are crucial for healthy hair growth, including eyelashes. A lack of these nutrients can weaken lashes, cause shedding, or halt their development. A balanced diet rich in these nutrients can support eyelash regrowth.

Hormonal imbalances, thyroid disease

Eyelash alterations can also reflect underlying hormonal or thyroid disorders. Uncontrolled hypothyroidism may lead to significant eyelash loss, often thinning the outer corners. Conversely, hyperthyroidism can make eyelashes brittle and prone to shedding. Effective thyroid treatment often restores hormonal balance, promoting healthier lash growth.

Other hormonal shifts, such as those during menopause, also impact eyelash density and development. If eyelash changes accompany symptoms like fatigue, weight fluctuations, mood shifts, or alterations in skin and hair, a medical examination for thyroid or hormonal health is advisable.

Autoimmune diseases and stress

Sudden or patchy eyelash loss may signal autoimmune diseases or chronic stress. For instance, alopecia areata is an autoimmune disorder where the body mistakenly attacks hair follicles, leading to hair and eyelash loss. Other endocrine-disrupting diseases and medical conditions can also cause thinning or loss of eyelashes and eyebrows.

Chronic stress, skin disorders like eczema, or infections can affect the eyelids. Sudden eyelash loss is often unusual; consult a dermatologist to rule out underlying medical conditions.

Eyelid inflammation

Eyelash changes sometimes accompany irritation, eye redness, or eyelid swelling, indicating conditions like blepharitis or infestations by tiny mites like demodex. Blepharitis, an inflammation of the eyelid margins, can result in eyelashes falling out, growing unevenly, or developing scales at their base.

Maintaining good eyelid hygiene, avoiding harsh makeup, and consulting an ophthalmologist can prevent damage and protect eye health. Untreated issues risk increased light sensitivity, prolonged discomfort, and recurrent eye infections.

Bao Bao (According to Times of India)