Is hot or cold water better for hair?

Author: Leopoldo Kilback I  |  Last update: Wednesday, November 5, 2025

Key Takeaways: Both hot and cold water temperatures impact hair health during washing in unique ways; finding the right balance is key for ideal results. Hot water can provide deeper cleansing and lift follicles, while cold water helps smooth cuticles, retains moisture and stimulates circulation.

Which water is good for hair growth, hot or cold?

The high temperature damages your strands by destroying the keratin and lipid bonds on your hair cuticles. This ruptures the cuticle layers, causing frizz. Cold water shrinks the pores and keeps them shut, hence reduces hair fall. It seals the ruptured cuticle layers while restoring the keratin and lipid bonds.

Is a cold or hot shower better for hair growth?

No, water temperature has no effect on oil production or hair growth. In fact, cold therapy has been used for chemotherapy patients to prevent loss of hair.

What's the best temperature to wash your hair?

You need a temperature that's high enough to deep clean dirt and grime, but not so high as to cause irritation. Just above body temperature is perfect– so around 100F. It's the ideal balance to keep your hair clean and healthy and your scalp free from irritation.

Is it okay to wash hair during a cold?

You need to come into contact with the fluids to be infected by the viruses. This usually happens when people who are sick sneeze, cough or blow their noses. Wet hair won't make you more attractive to viruses and doesn't increase your chances of getting sick.

Hot vs Cold Water Hair Wash! | Which is better for your hair? 🧐

Can hot water damage hair?

Extra-hot water can even cause hair loss

It can cause the scalp to overproduce oil and can also break protein bonds and damage the hair cuticle. By triggering inflammation, overly hot water can negatively impact hair growth. In some cases, it can even lead to some hair loss. So, consider yourself warned.

Is cold water good for your hair?

Cold water for hair ensures your scalp remains cleaner for longer as it closes the pores, making it less vulnerable to grease, oil and dirt. Cold water controls breakage, frizz and pesky flyaways, which is important for those with curly or thin hair.

Does washing your hair with cold water make it greasy?

Rinsing with cold water will give you smoother, shinier, more moisturized hair. However, doing the entire wash with cold water isn't necessary–it won't clean your hair as well as warm water will, and your hair could look greasy and flat at the end.

What temperature damages hair?

The temperatures of heated styling tools can, in the case of straightening or curling irons, reach between 175-200ºC/347ºF-392ºF. Usually, any temperature above 200ºC/392ºF will cause damage to the hair – in fact the hair can start to melt at 220ºC/428ºF!

What happens after 30 days of cold showers?

Taking cold showers every day for 30 days may lead to increased energy levels and alertness as well as improved overall health. Your skin and hair may feel and look better due to the reduced drying and irritating effects of a hot shower. However, remember, individual responses to cold therapy vary.

Which water is best for hair wash?

A: Dermatologists suggest using soft water for hair and body washing because it is free from heavy minerals that damage hair and make it fragile. Soft water promotes a healthier lather, helping to cleanse more effectively and reducing the risk of mineral deposits that cause hair and skin issues.

Does warm water thicken hair?

It eliminates excess oil from your scalp, giving your hair more volume and a thicker texture. If you're trying to grow your hair long, hot water increases blood flow to the follicles, stimulating growth. However, when the water's too hot, your hair will suffer.

How often should you wash your hair?

Generally, he says, the range is somewhere between once a day and once a week. “If you have very fine or thin hair, you may need to wash more often, while those with thick or curly hair may need to wash less often,” says Dr Elizabeth Bahar Houshmand, a double board certified dermatologist and hair health expert.

Should I wash my hair with hot or cold water after dying it?

Avoid Hot Water

Leo Izquierdo, a colorist at New York's IGK Salon, agrees, adding that hot water will lift the outer layer of hair color and cause the color to fade. “Instead, rinse with cold or lukewarm water, as it will help seal up the cuticle and lock in your fresh color,” says Cleveland.

What weather is worst for hair?

Hair stylists suggest that the cold and dry air can cause the cuticle to stand up, leading to even more drying. Dry and brittle hair is more prone to breakage – so it can make it seem like you are losing more hair.

What temperature kills hair follicles?

Keeping them at a specific temperature is probably best for integrity and health. At warmer temperatures, however, the cells' new energy consumption would possibly present a new set of problems. Hair follicles' rapid change in temperature from 8°C to 37°C can induce apoptosis.

Is heat actually bad for your hair?

Exposing your hair to frequent high heat also increases your risk of breakage because it loses its elasticity. If you've ever noticed short pieces of hair that stick up, they're likely pieces of hair that have broken off. Your hair can break when it's wet or dry.

Is cold water bad for hair?

The cold constricts cuticles, trapping moisture inside hairs to boost shine, smooth flyaways, and protect delicate ends from accumulating split damage after styling sessions.

Does putting coconut oil on your hair help?

Coconut oil can have many benefits for your hair and scalp. It is used to relieve dandruff, restore luster to dry and damaged hair, tame frizz, and protect hair against styling damage. It is safe to use on all hair types.

What is the no shampoo method?

The no-poo (or “no shampoo”) method is a hair-cleansing technique that removes shampoo from the equation, says Yadav. Instead of using shampoo, followers of the practice use alternatives such as apple cider vinegar, a cleansing conditioner, or just plain water.

Do cold showers increase hair growth?

Moreover, the improved blood circulation to the scalp from cold showers could potentially promote healthier hair growth. However, it's important to note that hair loss and thinning can be caused by a variety of factors, including genetics, hormonal changes, stress, and nutritional deficiencies.

Is hot water good for the face?

The truth is simple: washing in hot water is bad for your skin. It strips your skin of its natural oils. This can cause your skin to dry out, which can then spark a chain reaction: dry skin equals a compromised moisture barrier—which equals aggravated skin concerns.

How to actually grow your hair?

9 WAYS TO MAKE YOUR HAIR GROW FASTER
  1. Trim your hair. ...
  2. Eat protein-rich foods. ...
  3. Take a hair-boosting supplement. ...
  4. Use a hair growth serum. ...
  5. Use a weekly hair mask. ...
  6. Take care after washing your hair. ...
  7. Always use heat protection. ...
  8. Protect your hair from the elements.

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