Science Reviewed · Boldpurity Science Team
Last reviewed: July 2026
Quick Answer
Sunspots — also called age spots or solar lentigines — are small, flat, brown or tan patches on the skin caused by cumulative ultraviolet (UV) exposure. Most sunspots are harmless, but any new, changing, or unusual skin lesion should be evaluated by a dermatologist. The most effective cosmetic measure to help reduce the likelihood of developing new sunspots is daily broad-spectrum sunscreen use, alongside protective clothing and sun-safe habits.
Key Facts About Sunspots
- Sunspots are also called solar lentigines or age spots.
- They result from cumulative UV exposure over months and years.
- They usually appear on frequently sun-exposed areas — face, forehead, hands, arms, and shoulders.
- They are flat, not raised, and typically painless.
- They are more common with age but can appear earlier with frequent sun exposure.
- Daily broad-spectrum sunscreen may help reduce the risk of developing additional sunspots.
- New or changing lesions should always be assessed by a dermatologist.
You've probably noticed them — small brownish patches that seem to appear out of nowhere on your forehead, cheeks, or hands. Maybe you assumed they were just part of getting older. And partly, you'd be right.
But sunspots aren't really about age. They're about sun. More specifically, they're the result of cumulative ultraviolet (UV) exposure adding up over time — every autorickshaw ride, every walk to the market, every afternoon near a window. These seemingly small doses of UV radiation accumulate over months and years.
The good news? Most sunspots are harmless. The better news? You can help reduce the likelihood of new ones forming. And understanding what they are is the first step.
What Are Sunspots?
Sunspots on skin — sometimes called age spots, solar lentigines, or simply brown spots from sun — are small, flat, darkened patches that develop after prolonged exposure to UV radiation.
Despite the name "age spots," they're not caused by ageing itself. They're caused by cumulative UV exposure. The sun, tanning beds, even light coming through a car window — any unprotected exposure to ultraviolet radiation can contribute over time.
What Are Sunspots?
- Flat brown or tan spots on the skin
- Caused by cumulative UV exposure
- Usually appear on sun-exposed areas (face, forehead, hands, arms)
- More common with age, but can appear earlier
- Usually benign — but should be assessed by a dermatologist if changing
Here's what else to know about sunspots:
- They're flat, not raised
- They're usually painless
- They show up most on areas that get the most sun — sunspots on the face, forehead, hands, arms, and shoulders are the most common
- They're more common after 40, but can appear earlier with frequent unprotected sun exposure
- Most sunspots are harmless — but they're a visible sign of cumulative UV damage
Important Distinction
Sunspots are flat. If you notice a spot that's raised, bumpy, or changing in shape, that could be something different — like a seborrheic keratosis (a common, usually harmless growth) or something that requires medical evaluation. Any new, changing, bleeding, or unusual skin lesion should be assessed by a dermatologist.
What Causes Sunspots?
Your skin has cells called melanocytes that produce melanin — the pigment that gives your skin its colour. When UV light hits your skin, these cells produce extra melanin to try and protect you from UV damage.
Over time, this extra melanin can cluster in certain spots instead of spreading evenly — this is what creates pigmentation from sun exposure. That's a sunspot. Once it forms, it doesn't fade away like a typical tan — it tends to persist.
A few things that make sunspots more likely:
1. Everyday Sun Exposure Adds Up
You don't need a beach holiday to accumulate UV damage. Walking to work, sitting near a window, driving — these small daily doses of ultraviolet radiation add up over months and years. In India, where UV levels are high for most of the year, this cumulative exposure is especially relevant.
2. Your Skin Tone Plays a Role
People with lighter skin tones tend to be more prone to visible sunspots and hyperpigmentation from sun exposure. But darker skin tones aren't immune — melanin offers some natural protection, but it's not sufficient to fully prevent UV damage. Everyone benefits from sun protection.
3. Genetics Matter
If your parents or grandparents developed sunspots or age spots, you might be more likely to as well. Your genes influence how your skin responds to UV radiation and how melanin is distributed across your skin.
4. It Gets More Common with Age
As you get older, your melanocytes become fewer and less efficient. Melanin production gets uneven, which is why sunspots and age-related hyperpigmentation tend to become more noticeable over time — even if your sun exposure habits haven't changed.
What Do Sunspots Look Like?
Everyone's skin is different, so sunspots can vary in appearance. But generally, they look like:
- Brown or tan flat patches — similar to freckles, but brown spots from sun don't fade with the seasons the way freckles often do
- White spots (especially on the arms) — these can be a sign of sun-related pigment loss, known as idiopathic guttate hypomelanosis
- Clusters or scattered — they can group together or spread out across sun-exposed areas like the face, hands, and shoulders
The key thing to watch for: if a spot changes shape, gets bigger, becomes raised, or looks different from your other spots, see a dermatologist. Any new or changing lesion should be evaluated — it's always better to get it checked.
Sunspots vs. Other Types of Pigmentation
Not all dark patches or hyperpigmentation on your skin are sunspots. Here's how to tell the difference:
| Type | What It Looks Like | Main Cause |
|---|---|---|
| Sunspots | Flat, brown/tan spots on sun-exposed areas | Cumulative UV exposure |
| Melasma | Larger patches, often on cheeks or forehead | Hormonal changes, UV, genetics |
| PIH | Dark marks left after breakouts, cuts, or irritation | Skin inflammation or injury |
| Freckles | Small, light spots that can fade without sun | Mostly genetic |
The main difference? Sunspots are caused primarily by cumulative UV damage. Melasma and post-inflammatory hyperpigmentation have different triggers — hormones and inflammation, respectively. And freckles are largely genetic and tend to fade when you're out of the sun.
If you're not sure which type of pigmentation you're looking at, a dermatologist can help you identify it and recommend appropriate next steps.
How to Help Prevent Sunspots
You can't undo years of cumulative UV exposure overnight. But you can absolutely help reduce the likelihood of new sunspots forming — and the strategy is simpler than you think.
1. Wear Sunscreen Every Day
One of the most effective cosmetic measures to help reduce the risk of developing additional sunspots is daily broad-spectrum sunscreen use. Not just on beach days — every day. Even on cloudy days, even when you're mostly indoors, even during winter. UV radiation is present year-round in India, and it passes through clouds and windows.
Look for a broad-spectrum sunscreen with at least SPF 30. Apply it as the last step of your morning skincare routine and reapply every 2–3 hours if you're outdoors. Sunscreen for pigmentation prevention is one of the most well-supported habits in skincare.
2. Limit Direct Sun Exposure
When possible, avoid being in direct sunlight during peak hours — roughly 10 AM to 4 PM. This is when UV radiation is at its strongest, and cumulative UV damage is most likely to occur.
3. Wear Protective Clothing
A wide-brimmed hat, sunglasses, and full-sleeved clothing can physically block UV from reaching your skin. It's the simplest form of sun protection, and it works alongside sunscreen as part of overall sun-safe behaviour.
4. Don't Skip Sunscreen on Cloudy Days
Up to 80% of UV rays can pass through clouds. "It's not sunny today" is not a reason to skip your SPF. Make it a daily habit, like brushing your teeth.
5. Be Consistent
Sun protection isn't a one-time event. It's the daily, consistent habit that makes the biggest difference over time. Sunscreen remains a cornerstone of sun protection alongside protective clothing, shade, and other sun-safe behaviours. The sunspot you help prevent today is one you'll never have to worry about later.
The Bottom Line
Daily broad-spectrum sunscreen is one of the most effective cosmetic steps you can take to help reduce the likelihood of developing new sunspots. It works best as part of a broader approach that includes protective clothing, shade, and consistent sun-safe habits.
A Simple Routine That Supports Sun-Exposed Skin
A good skincare routine doesn't treat sunspots or remove existing pigmentation (that's a conversation for your dermatologist). But it does help keep your skin looking and feeling its best — hydrated, comfortable, and protected from further UV exposure.
1. Prep
Wash your face → apply a toner or toner serum
2. Treat
Apply your targeted serum
3. Seal
Moisturiser + sunscreen (every morning)
| Step | Morning | Night |
|---|---|---|
| Prep | Gentle cleanser → AquaBlur™ | Double cleanse → AquaBlur™ |
| Treat | SkinReset™ or CellMorph™ | SkinReset™ or CellMorph™ |
| Seal | Moisturiser + SPF 30+ (reapply every 2–3 hrs outdoors) | Night moisturiser |
A Note on This Routine
This routine is designed to support overall skin health and comfort. If you have existing sunspots, age spots, or pigmentation concerns, consult a dermatologist for personalised advice and treatment options.
When to See a Doctor
Most sunspots are completely harmless. However, any new, changing, bleeding, or unusual skin lesion should be evaluated by a qualified dermatologist. Seek a check-up if you notice any of the following:
- A spot that's changing in shape, size, or colour
- A spot that's raised, bumpy, or has an irregular border
- A spot that looks very different from the others on your skin
- Any new spot that appears suddenly and looks unusual
- Bleeding, itching, or crusting in or around a spot
These don't automatically mean something is wrong — but a dermatologist can tell you for sure. Early evaluation is always a good idea, especially if you've had significant cumulative sun exposure over the years.
Your Questions, Answered
What are sunspots?
Sunspots (also called solar lentigines or age spots) are small, flat, brown or tan patches on the skin caused by cumulative UV exposure over time. They typically appear on sun-exposed areas like the face, hands, and arms. Most are harmless, but any new or changing spot should be evaluated by a dermatologist.
Are sunspots dangerous?
Most sunspots are harmless. However, if a spot changes shape, size, or colour, becomes raised, or looks very different from your other spots, see a dermatologist. These changes could indicate a different condition that needs medical evaluation.
What's the difference between sunspots and melasma?
Sunspots (solar lentigines) are caused by cumulative UV damage and appear as small, distinct spots. Melasma appears as larger patches — usually on the cheeks or forehead — and is triggered by a combination of hormonal changes, UV exposure, and genetics. Both involve hyperpigmentation, but they have different underlying causes.
Can I prevent sunspots?
You can help reduce the likelihood of new ones forming by wearing broad-spectrum sunscreen daily (SPF 30+), limiting time in direct sun during peak hours, and wearing hats or protective clothing. Sunscreen for pigmentation prevention is one of the most well-supported daily habits in skincare. The key is consistency.
Do sunspots go away on their own?
Unlike a tan, sunspots don't usually fade on their own. Once they form, they tend to persist. If you want to address existing sunspots or age spots, speak to a dermatologist about treatment options suited to your skin.
Can skincare products remove sunspots?
Cosmetic skincare products may help improve the overall appearance of skin tone and texture over time, but they cannot remove sunspots or treat hyperpigmentation. For targeted treatment of existing sunspots, consult a dermatologist who can advise on clinical options.
Do I need sunscreen even on cloudy days?
Yes. Up to 80% of UV rays can pass through clouds. Cloudy doesn't mean UV-free. If it's daytime and you're near a window or outside — even briefly — sunscreen matters for UV damage prevention.
Can darker skin tones get sunspots?
Yes. Melanin does offer some natural protection against UV, but it's not sufficient to fully prevent UV damage or pigmentation from sun exposure. People of all skin tones can develop sunspots with prolonged unprotected UV exposure. Sun protection is important for everyone.
Protect Now, Thank Yourself Later
Sunspots aren't something to panic about — but they are a reminder that your skin keeps a record of every bit of UV it receives. The age spots and brown spots from sun you see today are the result of cumulative exposure from years ago.
The most effective thing you can do? Start protecting your skin consistently — today. Sunscreen every morning. Reapply when you're out. Wear a hat when you can. It's not glamorous, but it's one of the most well-supported habits in skincare.
And while you're at it, a good skincare routine can help keep your skin looking hydrated, comfortable, and well-cared-for — even in India's toughest UV conditions.
References
- India Cosmetics Rules, 2020 — CDSCO
- ASCI Code for Self-Regulation in Advertising, 2021
- American Academy of Dermatology — "Age spots (liver spots)" — Patient Education
- Ortonne JP, et al. "Treatment of solar lentigines." JAAD. 2006;54(5):S262–S271.
- Nouveau S, et al. "Skin hyperpigmentation in Indian population." Indian J Dermatol. 2016;61(5):487–495.
Disclaimer
This article is for informational purposes only and is not medical advice. It does not diagnose, treat, or prescribe for any condition. Sunspots, hyperpigmentation, and other pigmentation concerns should be evaluated by a qualified dermatologist. All cosmetic claims refer to the appearance of the skin, in line with ASCI Code 2021 and India Cosmetics Rules, 2020. Results may vary. Patch test new products before full use.
