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Published on: 9/24/2026

Why am I suddenly getting more skin tags after 40?

A sudden increase in skin tags (acrochordons) after 40 is common and usually reflects a mix of aging skin, friction in areas like the neck, underarms, groin, and under the breasts, hormonal shifts, weight gain, and genetics, though rising insulin resistance, metabolic syndrome, type 2 diabetes, or thyroid changes can also drive new growths. There are several important factors and warning signs to consider, including tags that bleed, darken, change shape, or grow quickly, which may point to something other than a benign skin tag; see below to understand more. Because clusters of skin tags can be an early outward clue to an underlying metabolic issue, understanding your full picture matters more than counting the tags themselves. Taking a free, instant, online symptom check can help you connect your skin changes with other subtle symptoms, such as fatigue, increased thirst, or weight changes, and clarify whether this is cosmetic or worth lab work. It takes only a few minutes, requires no appointment, and gives you a clearer, more confident starting point for your next conversation with a clinician.

Last reviewed for medical accuracy: 09/24/2026

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Explanation

Why You May Be Seeing More Skin Tags After 40

Noticing an uptick in skin tags—those small, soft growths that often appear on your neck, underarms, or eyelids—can be surprising. While they’re almost always harmless, understanding why they become more common as we age can help you manage them and explore safe skin tag removal options.


What Are Skin Tags?

Skin tags (acrochordons) are benign skin growths that:

  • Are soft, flesh-colored or slightly darker
  • Vary in size from a few millimeters up to 1 cm or more
  • Often hang off the skin by a thin stalk (pedunculated)

They are typically painless and don’t indicate any serious illness. However, they can rub on clothing or jewelry, becoming irritated or simply bothersome.


Reasons Skin Tags Increase After 40

  1. Hormonal Changes
    • Around middle age, fluctuating hormone levels—especially in women during perimenopause—can stimulate skin growths.
    • Hormones like estrogen and insulin-like growth factors may play a role.

  2. Genetic Predisposition
    • If your parents developed skin tags, you’re more likely to get them too.
    • Family history doesn’t make them dangerous, just more likely.

  3. Friction and Skin Folding
    • Areas where skin rubs against skin or clothing (neck, underarms, groin) are prime spots.
    • With age, skin may thin and become more prone to minor trauma.

  4. Weight Gain and Insulin Resistance
    • Skin tags are more common in people who are overweight or have type 2 diabetes.
    • Extra body mass increases skin folds and friction; insulin resistance may encourage skin cell growth.

  5. Natural Aging Process
    • As we get older, our skin’s repair mechanisms change, sometimes leading to benign overgrowths.


When to Be Concerned

Most skin tags don’t require medical attention. But see a doctor if you notice:

  • Rapid growth or a sudden increase in number
  • Color changes (red, black, blue)
  • Bleeding, pain, or any discharge
  • Unusual shape or firmness

These signs could indicate something more serious (though they’re often harmless), so it’s wise to rule out other skin conditions or tumors.


Safe Skin Tag Removal Options

If skin tags bother you aesthetically or physically, several safe removal methods are available. Always consult a dermatologist or qualified healthcare provider before treatment.

  1. Cryotherapy (Freezing)
    • A dermatologist applies liquid nitrogen to freeze off the tag.
    • Minimal discomfort; the tag usually falls off within a week.

  2. Electrosurgery (Cauterization)
    • An electric current burns away the skin tag.
    • Sterile technique lowers infection risk; a scab forms and heals.

  3. Ligation (Cutting Off Blood Supply)
    • The provider ties a small surgical thread at the tag’s base, cutting its blood flow.
    • The tag shrinks and falls off over several days.

  4. Excision (Cutting)
    • Under local anesthesia, a clinician uses sterile scissors or a scalpel.
    • Immediate removal, with minimal scarring if done correctly.

  5. Over-the-Counter (OTC) Remedies
    • Some pharmacies sell skin tag removal kits (topical solutions or adhesive patches).
    • Effectiveness varies; follow package instructions and watch for irritation.

  6. Home Remedies (Use Caution)
    • Tea tree oil, apple cider vinegar, or dental floss ligation are often mentioned online.
    • These lack strong scientific backing and can cause burns, infection, or scarring.
    • Always talk to a doctor before trying home treatments.

Optimizing for “skin tag removal,” remember that professional methods tend to be faster, safer, and more predictable than DIY approaches.


Preparing for Your Appointment

Before you remove a skin tag, your doctor may:

  • Review your medical history (especially diabetes or hormonal issues)
  • Examine the lesion under good lighting or with a dermatoscope
  • Discuss your removal goals, pain tolerance, and scar-minimizing strategies

Ask about aftercare:

  • Keeping the area clean and dry
  • When to change dressings
  • Signs of infection (redness, swelling, pus)

Preventing New Skin Tags

While you can’t always stop skin tags from forming, these steps may help reduce friction and irritation:

  • Wear loose-fitting, breathable fabrics
  • Maintain a healthy weight through diet and exercise
  • Keep skin folds clean and dry
  • Manage blood sugar if you have insulin resistance or diabetes
  • Inspect your skin regularly for new growths

When to Seek Further Advice

If you’re ever unsure whether a growth is a skin tag or something more serious, don’t hesitate to chat with a healthcare professional. For a quick starting point, you might try a free, online symptom check, using the doctor approved Ubie Symptom Checker. It’s not a substitute for an in-person visit, but it can help you decide if you need to see a doctor right away.


Key Takeaways

  • Skin tags are common and generally harmless, especially after age 40.
  • Hormonal shifts, genetics, friction, weight, and natural aging all contribute.
  • Professional skin tag removal methods (cryotherapy, electrosurgery, ligation, excision) are safe and effective.
  • OTC kits exist, but home remedies carry more risks.
  • Prevent new tags by reducing skin friction and managing weight and blood sugar.
  • Always speak to a doctor if you notice rapid changes, bleeding, or pain.

If you ever experience symptoms that worry you—or lesions that might be more than skin tags—please speak to a doctor for personalized medical advice. If there’s a risk something could be life threatening or serious, don’t wait. Your health matters.

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  • * Lin YF, Truchon A, Djoukam Mbuko B, Dai HYL, Sassine S, Damphousse A, Benali S, Beaunoyer M, Deslandres C, Jantchou P. Factors Associated with Fistulizing Crohn's Disease in Children at Diagnosis: A Cross-Sectional Study. Inflamm Bowel Dis. 2026 Feb 1;32(2):237-244. doi: 10.1093/ibd/izaf220. PMID: 40991894.

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