Quick answer

Wet your hair thoroughly, rub a clarifying shampoo bar directly onto your scalp in slow circles, massage, and rinse until the water runs clear. Follow with a lightweight conditioner bar, swiping it only from mid-length to ends, then rinse. For oily roots and fine strands, choose a clarifying bar like St Clements and a weightless conditioner like Wonderbar.

Why bar format suits oily hair

Solid bars are concentrated, so you control exactly how much product you use. That matters when your scalp gets oily fast: you can cleanse the roots thoroughly without drowning fine strands in heavy emollients. A clarifying shampoo bar removes oils, chlorine, and styling product buildup, while a lightweight conditioner bar nourishes without adding weight. If your scalp is oily but your ends are dry, this separation of duties is exactly what you want.

Prep your hair and bar

Soak your hair with warm water for at least 30 seconds. The water temperature should feel comfortable, not hot, because very hot water can strip your scalp and trigger more oil production. While your hair soaks, wet the shampoo bar too. A dry bar drags against the hair and deposits unevenly, which can leave patches of residue that feel greasy later.

Apply shampoo to the scalp, not the lengths

Rub the bar directly onto your scalp in slow, overlapping circles. You do not need to scrub the bar along your ends; the lather that rinses through is enough to clean them. Massage with your fingertips for about 30 seconds, then add a splash of water and massage again. The second massage helps the surfactants lift oils and buildup. Rinse until the water runs completely clear, which may take longer than with liquid shampoo.

Condition only where you need it

After shampooing, squeeze excess water from your hair. Swipe the conditioner bar from your mid-lengths to your ends, avoiding the roots. For fine hair, use a light touch: two or three swipes per section is usually plenty. Let it sit for a moment while you finish your shower, then rinse with cool water to help seal the cuticle and add shine. If your scalp still feels oily after conditioning, you applied too close to the roots.

Store bars so they dry between uses

A bar that sits in a puddle will soften and dissolve faster, wasting product and leaving a messy film. Keep your bars on a well-draining dish or in a travel case with ventilation. If you travel often, a sturdy case protects bars from breaking and keeps your bag clean. Rotate your bars out of the shower stream when you are not using them.

Your step-by-step bar routine for oily hair

  1. Wet hair and bar thoroughly: Soak hair with warm water for at least 30 seconds and wet the shampoo bar before applying. A dry bar drags and deposits unevenly. Checkpoint: hair should feel completely saturated, not just damp.
  2. Massage shampoo into scalp only: Rub the clarifying shampoo bar directly onto your scalp in slow circles, then massage with fingertips for 30 seconds. Add water and massage again to build lather. Mistake to avoid: scrubbing the bar along your ends, which can dry them out unnecessarily.
  3. Rinse until water runs clear: Rinse thoroughly, using your fingers to help water flow through. Any remaining lather can leave a filmy feel that mimics oiliness. Checkpoint: the water hitting the shower floor should have no visible bubbles.
  4. Apply conditioner mid-length to ends: Squeeze excess water from hair, then swipe a lightweight conditioner bar from mid-lengths to ends, avoiding roots. Leave for a moment and rinse with cool water. For fine hair, two or three swipes per section is enough; more can weigh hair down.
  5. Store bars to dry completely: Place bars on a draining dish or in a ventilated travel case after each use. This keeps them firm and extends their life. Next step: if you travel, pack a case so your bars stay protected and mess-free.

Products that fit this routine

  • Clarifying Shampoo Bar for Oily Scalp and Hair: St Clements™: Clarifying Shampoo Bar for Oily Scalp and Hair: St Clements is described as our most clarifying shampoo, with lime and orange essential oils and effective surfactants that remove oils, chlorine, and styling product buildup. It targets the root cause of oily, weighed-down hair without stripping the lengths, making it a strong first step for an oily-scalp routine.
  • Lightweight Conditioner Bar for Fine Hair: Wonderbar™: Lightweight Conditioner Bar for Fine Hair: Wonderbar is the lightest conditioner bar Ethique offers, made with fairly traded coconut oil, cocoa butter, and vitamin B5 to nourish without weighing strands down. Fine hair easily looks greasy when conditioned too heavily; this bar lets you detangle and add shine while keeping volume.
  • TRAVEL CASE for shampoo & conditioner bars: The Ethique US Travel Case protects solid shampoo and conditioner bars on the move, fits easily in luggage or carry-on bags, and keeps bars secure to prevent messes. If you use bars away from home, a case prevents breakage and leaks, so your routine stays consistent wherever you go.