How Often Should You Actually Wash Your Hair?

Ask ten people how often you should wash your hair and you'll probably get ten different answers. Some swear by washing daily. Others go a week or more between washes and insist it's transformed their hair. The truth is, there isn't one universal right answer — but there are real factors that determine what's right for your hair specifically.

What Actually Determines Your Ideal Frequency

Your hair texture. Straight hair tends to need washing more often, simply because natural oil (sebum) travels quickly and easily down a straight strand from the scalp to the ends. Curly and coily hair, by contrast, has more bends and twists in each strand, which slows that oil down — so it often stays looking fresh longer between washes.

How much oil your scalp naturally produces. This varies a lot person to person, and it's not something you have much control over — it's just part of your individual biology.

Your activity level. Regular workouts, heavy sweating, or humid climates all tend to shorten the gap between washes.

What you're putting in your hair. Heavier styling products, dry shampoo, and oils all build up over time and can shorten how long you comfortably go between washes.

General Starting Points by Hair Type

These are starting points, not strict rules — think of them as a baseline to adjust from:

• Fine or straight hair: often looks and feels best washed every 1–2 days

• Wavy hair: typically does well every 2–3 days

• Curly hair: often stretches comfortably to every 3–5 days

• Coily or very curly hair: can often go a week or longer, sometimes with a gentler co-wash in between full washes

Signs You're Washing Too Often

• Hair feels dry, brittle, or unusually frizzy

• Your scalp feels tight, itchy, or irritated

• Color-treated hair seems to be fading faster than expected

Signs You're Not Washing Often Enough

• Visible oiliness or shine, especially near the roots

• Hair that looks flat or lies unusually close to your head

• An itchy or flaky scalp

• Noticeable product buildup that doesn't brush or style out easily

The "Retraining" Idea — With a Caveat

You may have heard that stretching out your wash days can eventually "retrain" your scalp to produce less oil over time. There's some anecdotal support for this, and the general logic makes sense — overwashing can strip natural oils, which may prompt the scalp to compensate by producing more. That said, the research on this is genuinely mixed, and it doesn't work the same way for everyone. It's worth experimenting with gradually if you're curious, but it's not a guaranteed fix, and there's no need to force a schedule that leaves your scalp uncomfortable in the meantime.

What to Do Between Washes

You don't have to choose between washing your hair or living with visible oil. A few things help bridge the gap:

• Dry shampoo at the roots can absorb excess oil and refresh your style without a full wash.

• A gentle scalp massage (no water needed) can help redistribute natural oils down the length of your hair.

• When you do wash, a balancing formula like the Clarifying Shampoo with Rosemary & Mint cleanses thoroughly without over-stripping, which can help avoid the cycle of needing to wash more and more often.

The Bottom Line

There's no universally "correct" number of days between washes — only what actually works for your specific hair, scalp, and lifestyle. Use the guidelines above as a starting point, then pay attention to how your hair and scalp respond, and adjust from there. That's a far more reliable approach than following a rule that was never built around your hair in the first place.

If you're trying to figure out the right rhythm for your hair, come ask in our VIP Community on Facebook — happy to help you think it through.

Not sure if you're washing too often or not enough? Tell me a bit about your hair type and routine, and I'll help you figure out a good starting point.