Can destroyed hair follicles grow back?

Author: Clemens Lubowitz  |  Last update: Thursday, January 22, 2026

If you damage your hair follicles after an injury, they can repair themselves and your hair will grow back. It could take up to four years before you see new hair growth out of damaged hair follicles, depending on the severity of your injury.

How to restore lost hair follicles?

The following treatments may help.
  1. Topical drugs. The FDA has approved minoxidil (Rogaine), available over the counter, as a hair loss treatment for both men and women. ...
  2. Oral medications. ...
  3. Platelet-rich plasma injections. ...
  4. Laser light treatments. ...
  5. Supplements. ...
  6. Image: © Peter Cade/Getty Images.

How to fix a damaged hair follicle?

Can I fix damaged hair follicles. Unfortunately, once your hair follicles have been deeply damaged, it is permanent. Your best bet is to spend your time, energy, and resources focusing on protecting and caring for the healthy follicles. You can also take steps to support new hair growth.

Is it possible to regrow hair follicles?

Yes, it is possible to regrow lost hair naturally through a variety of methods. Some options include using natural hair growth products, incorporating a healthy diet and exercise routine, and reducing stress. It is also important to avoid harsh hair treatments and use a gentle hair care routine.

Do removed hair follicles grow back?

Yes, it can. A few factors come into play to determine if hair grows back, and how long it takes normal hair growth to resume from the donor area. The type of extraction, whether it's FUE or FUT, has an effect as well as how you take care of your donor area post-hair transplant surgery.

Damaged Hair Follicles: Top 7 Ways To Restore Them

How do I know if my hair follicles are permanently damaged?

Hair Breakage and Thinning

This is the most common sign of hair follicle damage. While shedding is crucial to the growth cycle, excess hair loss may mean the follicles are struggling to function as they should.

Can scarred hair follicles grow back?

It's usually the result of inflammatory or autoimmune disorders. Sometimes it's due to skin injuries, burns or certain medical treatments. Scarring alopecia causes permanent hair loss because hair can't regrow after the follicle is destroyed.

Can derma roller revive dead hair follicles?

The micro injuries created by the derma roller revive dormant follicles with new hair growing during the wound healing process as it triggers cellular turnover to deliver hair growth results. A derma roller can be used almost anywhere on the body, including the scalp and beard area.

Can biotin regrow hair?

Despite its popularity in the media and amongst consumers, biotin has no proven efficacy in hair and nail growth of healthy individuals. Only 1 study has shown decreased levels of biotin in healthy individuals, though this data was confounded by multiple factors, including patient history.

Can thin hair become thick again?

Yes, absolutely! Stress, excessive heat styling, age and even genetics can deplete your hair's thickness. Keeping your scalp and roots healthy is how you can promote the growth of thick hair. You can do the same by oiling regularly, refraining from wearing tight hairstyles and following a nourishing hair care routine.

Is it possible to reactivate dead hair follicles?

Fully destroyed hair follicles cannot usually come back to life without surgical intervention, such as a hair transplant. However, you can revive damaged or dormant hair follicles. Only when the follicles are extremely, deeply damaged does it become irreversible.

How to tell if hair is regrowing?

  1. What Does New Hair Growth Look Like? Understanding the signs of new hair growth is crucial for anyone concerned with hair health, whether dealing with hair thinning or loss. ...
  2. Texture Changes. ...
  3. Increased Volume. ...
  4. Darkening Of Hair Follicles. ...
  5. Growth At The Hairline. ...
  6. Itchy Scalp. ...
  7. Shiny, Strong Strands. ...
  8. Rate Of Shedding.

Can ripped out hair follicles grow back?

If you damage your hair follicles after an injury, they can repair themselves and your hair will grow back. It could take up to four years before you see new hair growth out of damaged hair follicles, depending on the severity of your injury.

Can you reverse hair follicle damage?

Hair follicle damage from DHT is largely irreversible, meaning it's important to act quickly if you start to experience this form of hair loss. We've discussed the effects of this hormone on your hair in more detail in our full guide to DHT and male pattern baldness.

Can hair follicle go back years?

This means that they usually cannot detect drug usage more than 90 days in the past. The average hair follicle test is just for the past three months of your life. Can theoretically detect drug usage 12 months back or further, but standard tests typically focus on more recent periods.

How do you regenerate damaged hair follicles?

Experts Advice on How You Truly Restore Hair Follicles on Chemically Damaged Hair
  1. Minoxidil: A Proven Hair Regrowth Solution. Prescription Medications.
  2. Nutritional and Lifestyle Approaches. Diet and Supplements for Hair Health.
  3. Stress Management and Hair Growth.
  4. Professional Hair Care and Styling. Gentle Hair Care Practices.

How do you know if your hair is permanently damaged?

How To Tell If Your Hair is Damaged
  • Dry or Brittle Hair. If your hair constantly feels dry, damage to the cuticle layer may be to blame. ...
  • Hair Feels Thick at the Root and Thin at the Ends. ...
  • You Notice More Shedding. ...
  • Your Hair Is More Tangled Than Usual. ...
  • Your Hair Appears Dull.

Can minoxidil regrow dead follicles?

- if they wish to pursue non-surgical hair loss treatment options, such as minoxidil. Once the follicle have been destroyed and baldness has set in - signified by the smooth, shiny appearance of the scalp - these are no longer capable of producing hair growth, even with stimulation.

What naturally opens hair follicles?

Luckily, there are a lot of simple ways you can open up your roots. Change up your hair care routine with a different shampoo. Try homemade products, made from natural ingredients like lemon juice, baking soda, and apple cider vinegar. Tweaking your lifestyle can also bolster your hair health and open your roots.

Will hair grow back after being pulled out in a fight?

In most cases, hair that is pulled from the scalp will grow back. However, repeated pulling or excessive pulling can cause scarring and permanent hair loss.

What shampoos have been linked to hair loss?

Shampoos and hair products linked to hair loss lawsuits
  • Unilever TRESemmé keratin shampoo and conditioners. ...
  • Johnson & Johnson OGX shampoo. ...
  • Straight Arrow Products Mane 'n Tail shampoo and conditioners. ...
  • WEN hair products. ...
  • DevaCurl hair products. ...
  • Brazilian blowouts.

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