Shampoos, masks, serums, oils: there is no shortage of products to take care of your hair. Yet, beautiful hair isn't just about what you apply to it. It depends primarily on the quality of the scalp and everything that rubs, pulls, and breaks the fiber throughout the day.

And at night. Because while you sleep, your hair spends seven to eight hours compressed, pulled, and rubbed against fabric. No mask can make up for that.

✧ Key Takeaways

• Beautiful hair starts with a balanced scalp, not the lengths.
• Lengths cannot be repaired: it’s all about what you avoid doing to them.
• Mechanical breakage (towels, dry brushing, hair ties, nighttime friction) is the most underestimated cause of damaged hair.
• The hair cycle spans several months: no results are immediate.
• Nighttime habits matter just as much as morning ones, because they are repeated 365 times a year.

Understanding the hair cycle and composition

Before changing your routine, it is useful to know how a hair is formed.

The hair follicle, located in the scalp, is living tissue. This is where the hair is produced. The hair shaft itself—what you brush and style—is made of keratinized, and therefore dead, cells. It is about 95% keratin, a protein rich in sulfur-containing amino acids that gives hair its strength and elasticity.

This distinction is fundamental: the scalp should be treated, the lengths should be protected. A broken hair cannot be repaired, it must be replaced.

Also, keep in mind that a daily loss of 50 to 100 hairs is perfectly normal. This is natural renewal, as long as it is offset by regrowth.

Each hair follows its own cycle independently of the others, which is why we never lose all our hair at once. And why any change in routine takes several months to become visible.

A useful caveat: if hair loss becomes sudden, very heavy, or persistent, no routine action will fix it. It warrants the opinion of a healthcare professional.

Caring for your scalp

A healthy scalp is an ecosystem: a balanced microbiota, distributed sebum, and well-nourished follicles.

There is no universal washing frequency. An oily scalp and a sensitive scalp have different needs. The essentials: a suitable shampoo, lukewarm rather than hot water, and no accumulation of sebum, styling product residue, or pollution particles.

Massaging is the most rewarding step in any routine. Two to three minutes of small circular movements with your fingertips, while shampooing or on dry hair, stimulate microcirculation around the follicles and distribute sebum toward the lengths. Gentle motions are always better than vigorous rubbing.

The right technique: massage, don't scratch. Fingernails cause irritation; the pads of your fingers stimulate.

Preserving lengths daily

While the scalp is living, the lengths are not. Every action counts to minimize breakage.

After washing. Never rub with a standard terry cloth towel. Wet hair is at its most fragile: its cuticle is swollen, its scales are raised, and the friction of the towel tears them off. Pat dry with a microfiber towel, or better yet, wring out by hand and wrap.

Detangling. Always from the bottom up, on slightly damp hair or hair protected by a treatment, using a wide-tooth comb. Never brush vigorously when hair is soaking wet.

Heat. Hair dryers, straighteners, curling irons: always apply a thermal protectant, lower the temperature, and air dry whenever possible.

UV rays. They don't just damage the skin. They alter keratin, dull color, and dry out the lengths. Wear a hat or use a protective product during prolonged exposure.

The ends. Regular trims don't speed up growth; that’s a myth. But they do prevent split ends from traveling up the fiber.

Hair ties. A standard elastic, with its rough textile casing and metal joint, creates a localized pressure point. Over time, it leaves a mark on the fiber, breaks it in the same spot, and pulls on the roots. This damage is invisible until the day it becomes apparent as short, brittle hairs on top of the head.

Nighttime: the forgotten third of your hair routine

You apply a mask on Sunday. You sleep 2,500 hours a year on cotton.

During sleep, your head shifts position fifteen to thirty times. With every movement, your hair is compressed, pulled, and rubbed against the pillowcase fabric. On standard cotton, which has an irregular weave and a snag-prone surface at the fiber level, this friction lifts the cuticle scales night after night. The result upon waking: knots, frizz, tangled hair, and diffuse breakage.

Cotton poses a second problem. Its absorbent structure wicks away moisture and some of the treatments applied the night before. Dry or curly hair, already craving lipids, loses out even more.

What a mulberry silk pillowcase changes

Mulberry silk is not a hair treatment, and it would be dishonest to claim otherwise. It is a textile, and its benefit is purely physical.

Less friction. Silk fiber is a continuous, long, and smooth filament, whereas cotton is made of short, assembled fibers. Its coefficient of friction is significantly lower. Hair glides instead of snagging, the cuticle stays flat, and fewer knots form.

Less absorption. Woven into a tight satin, silk retains much less moisture and oil than loosely woven cotton. Your evening treatments stay on your lengths.

Less frizz. Silk generates very little static electricity. Mechanically, this is what distinguishes waking up with neat hair versus waking up with bedhead.

Thermal regulation. Cool in the summer, temperate in the winter, it limits nighttime scalp perspiration.

And the scrunchie

Same logic, different scale. A mulberry silk scrunchie holds a hairstyle without a harsh pressure point: no rough casing, no metal clip, just pressure that is distributed rather than concentrated. For sleeping, a loose, soft high bun on top of the head remains the best compromise between hold and lack of traction.

The right technique: never sleep with wet hair tied tightly. It is the most effective combination for breaking hair fibers.

In summary

An effective hair routine comes down to two actions: treating the scalp, which is living, and protecting the lengths, which are not.

The latter is the most neglected, because it cannot be bought in a bottle and is not felt immediately. It comes down to tiny, repeated details: how you dry, how you detangle, how you tie your hair, and what you sleep on.

Discover our 22-momme mulberry silk pillowcases and silk scrunchies, designed for hair that spends a third of its life on a pillow.