Eyes & Vision
Bitot's Spots
Foamy, silvery-white triangular patches on the white of the eye that are a visible warning sign of vitamin A deficiency, most common in young children on poor diets.
📝 Summary
In short: Foamy, silvery-white triangular patches on the white of the eye that are a visible warning sign of vitaminA natural substance your body needs in small amounts to stay healthy, like vitamin C or D. More → A deficiency, most common in young children on poor diets.
Common causes: Vitamin A deficiency - the underlying cause; Diets very low in colorful vegetables, fruit, dairy, eggs, or fish; Poor fat absorption (vitamin A is fat-soluble), as in some gut conditions.
First thing to try: Add vitamin A-rich foods to the daily diet - deep-orange vegetables and fruit (carrots, sweet potato, pumpkin, mango) and dark leafy greens
See a doctor if: Any child with foamy white eye patches, night blindness, or a dull, dry eye surface
🌿 Overview
Bitot's spots are dry, foamy patches of built-up cells on the conjunctiva caused by a lack of vitaminA natural substance your body needs in small amounts to stay healthy, like vitamin C or D. More → A. They signal that the eye surface is drying out and, untreated, vitamin A deficiency can progress to night blindness and serious corneal damage. The remedy is restoring vitamin A through diet and, where needed, supplementation under care.
Bitot's spots are small, foamy, silvery-grey-white triangular patches that appear on the white of the eye, usually on the outer side. They look a bit like a dab of dry soap suds and are made of shed, keratinized surface cells that pile up when the conjunctiva can't stay properly moist. Their importance is as a warning sign: they mark vitamin A deficiency, one of the leading nutritional causes of preventable childhood blindness worldwide. VitaminA natural substance your body needs in small amounts to stay healthy, like vitamin C or D. More → A is essential for keeping the eye's surface healthy and for the light-sensing pigment in the retina, so as deficiency deepens it brings night blindness first, then progressive drying (xerosis) and, in severe cases, softening and ulceration of the cornea that can permanently damage sight. The encouraging truth is that early vitaminA natural substance your body needs in small amounts to stay healthy, like vitamin C or D. More → A deficiency is readily reversible - restoring the vitaminA natural substance your body needs in small amounts to stay healthy, like vitamin C or D. More → through orange and dark-green vegetables, and supplementation where a clinician advises, can resolve the spots and protect vision. Bitot's spots should always prompt attention to the whole diet.
Common signs
- Foamy, dry, silvery-white triangular patches on the white of the eye
- Dryness and a dull, lustreless look to the eye surface
- Night blindness - trouble seeing in dim light
- Eyes that feel dry or gritty
- In children, often alongside poor growth or a limited diet
🔎 Why it happens
Common causes and triggers — spotting yours is often the first step to relief.
- Vitamin A deficiency - the underlying cause
- Diets very low in colorful vegetables, fruit, dairy, eggs, or fish
- Poor fat absorption (vitamin A is fat-soluble), as in some gut conditions
- Repeated infections in childhood that deplete vitamin A stores
✅ What to do
Gentle, practical steps you can take at home — start at the top.
- Add vitamin A-rich foods to the daily diet - deep-orange vegetables and fruit (carrots, sweet potato, pumpkin, mango) and dark leafy greens
- Include some healthy fat with these foods, since vitaminA natural substance your body needs in small amounts to stay healthy, like vitamin C or D. More → A needs fat to be absorbed
- For confirmed deficiency, take vitamin A supplementation as directed by a clinician (dosing must be supervised, especially in children and pregnancy)
- Address the underlying diet so the deficiency doesn't return
- Keep the eye surface comfortable with lubricating drops while it recovers
⭐ Community-ranked natural supports
Vote ▲ on everything that helped you, and ▼ on anything you tried that didn't — the ranking updates live. Tap 💬 to share what worked, so others can find it faster.
Eat carrots regularly - their beta-carotene is a key source of the vitamin A the eye surface needs to recover.9348
Include orange sweet potato often; it is one of the richest beta-carotene foods for rebuilding vitamin A stores.9348
Crowd feedback, not medical advice — in this preview your vote is saved on your device. *Ties are broken by our editor score (sources, safety, simplicity, cost, lifestyle fit).
📊 Compare these remedies side by side
Our editor score weighs sources, safety, simplicity, cost, and lifestyle fit. Source endorsements tally how many books and studies reference each remedy. A higher number isn't a promise — it's just a starting point.
| Remedy | Type | Editor score | Source endorsements |
|---|---|---|---|
| Carrot | Food | 93 | 48 |
| Sweet Potato | Food | 93 | 48 |
| Kale | Food | 83 | 41 |
| Moringa | Food | 81 | 41 |
🍽️ Eating to help
Food is one of the gentlest medicines — small, steady changes help most.
Favor these
- Beta-carotene foods: carrots, sweet potato, pumpkin, mango, apricot
- Dark leafy greens: spinach, kale, moringa
- Eggs and dairy where part of the diet
- A little healthy fat (olive oil, nuts) alongside, to aid absorption
Go easy on
- Diets dominated by refined staples with little color or variety
Bitot's spots are a direct sign of vitamin A deficiency - colorful orange and dark-green plant foods, eaten with some fat, are both the prevention and the cure.
⚖️ Good to know
- High-dose vitamin A supplements must be taken only under medical guidance - too much vitamin A is itself harmful, and is dangerous in pregnancy.
- Bitot's spots in a child are a red flag for broader malnutrition that needs proper assessment.
- Untreated deficiency can permanently damage the cornea, so don't delay care.
🩺 When to see a doctor
- Any child with foamy white eye patches, night blindness, or a dull, dry eye surface
- Eye dryness with cloudiness or softening of the cornea - this is urgent
- Suspected vitamin A deficiency, to confirm and to dose supplements safely
📜 A note from history
Cultures rich in orange vegetables and greens rarely saw this deficiency; cod-liver oil and carrots became famous eye foods for good reason.
📚 Learn more
Trusted, independent sources for further reading. These open in a new tab.
💚 Was this page helpful?
A quick tap helps us improve these guides. Saved on your device in this preview.