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Unlock the Secret to Shinier Hair: OI Liquid Luster
Unlock the Secret to Shinier Hair: OI Liquid Luster

Your Guide to Overnight Hair and Scalp Serums and Their Benefits

Learn how these formulas can support your nightly hair routine, and the proven benefits of Davines’ new Naturaltech Energizing Overnight Serum.


Key Takeaways

  • Overnight Serum repairs and strengthens hair while you sleep.
  • Helps reduce breakage and restore damaged hair.
  • Supports scalp wellbeing for stronger hair growth.
  • Works best when matched to your hair type and concerns.
  • Regular use fights the signs of scalp ageing and improves hair strength, smoothness, and resilience.

Sleep is one of the most restorative times for our bodies, including for our hair. Our strands are exposed to a lot throughout the day, from heat and UV rays to harsh chemicals and dry air. Although we often put effort into a daytime routine, a nighttime ritual can be just as beneficial in showing it a little care in the evening. This is especially true when you choose products that meet the needs of your hair and the processes it goes through overnight. Our hair has its own internal clock and follows a specific cycle of growth during the day and regeneration at night. By matching this natural cycle with the right products applied at the right time, you can support your hair’s rhythm.


Scroll on to read more about what overnight serums are, the benefits they offer your hair, and how to find one that works for your hair type.

Oi Liquid Luster Application

What Are Overnight Hair Serums?

Overnight hair serums are products that you apply to your hair before you go to bed. They exist to support functions that happen while you sleep, like repairing damage. Repair happens mainly at night, whereas hair growth tends to happen during the day. A leave-in serum should complement these timings, and one applied in the evening should enhance the repair process.

Naturaltech Energizing Overnight Serum

Our Naturaltech Energizing Overnight Serum is the perfect final step in your evening routine to help support stronger, fuller-looking hair over time. It rebalances and resynchronises your hair and scalp all whilst you sleep.
Oi Liquid Luster Application

The Science Behind Overnight Hair & Scalp Serums

You might wonder how overnight serums work in boosting your hair quality as you rest. It involves an intentional blend of good ingredients and matching your chronobiology.

Chronobiology

It’s not just what you do, but when you do it. 

The timing of your hair care matters as much as what’s in it. For instance, Naturaltech products, like the Energizing Overnight Serum, were formulated to reflect our chronobiology.

Chronobiology relates to the internal clocks and systems that trigger bodily processes at the right times. At night, our hair follicles respond to a decrease in cortisol and an increase in melatonin. This signals the follicles to start tissue regeneration and recover from damagethat may have happened during the day.

Active Ingredients

Look for formulas designed to complement the hair’s natural day-and-night rhythm, supporting energized-looking hair by day and restorative care overnight. It’s best to use separate formulas that reflect your hair clock rhythm. Every product is different, but our overnight serum features the following:


  • Night Fortifier: A biotech active derived from microalgae (Spirulina Maxima and Chlorella) that’s here to resynchronize your scalp’s natural circadian rhythm, which is related to the scalp’s nighttime environment. Active during the night, it helps protect the scalp from oxidative stress and supports a more balanced follicle environment, associated with stronger, denser-looking hair over time.
  • Regenerative Organic Lemon Balm extract: This botanical active is rich in polyphenols, including rosmarinic acid, which helps protect the scalp from oxidative stress. It’s obtained through regenerative organic agriculture and cultivated at the European Regenerative Organic Center (EROC), near the Davines Village in Parma.
  • Hair Energy Complex: A Davines-developed blend that helps support scalp comfort and balance. It features green tea extract, known for its antioxidant properties and vitamin B3 (niacinamide) to hydrate and rebalance the scalp.

OI Liquid Luster In Salon Treatment

Benefits of Overnight Hair Serum

An overnight hair serum acts as a devoted assistant in recovering and promoting repair, even while you sleep. Not only for your hair, but a nighttime serum is a great staple for showing your scalp health love, too. An excellent overnight serum is an indispensable part of a holistic hair routine.

The Naturaltech Energizing Overnight Serum benefits specifically include:
  • 3X less hair fall from brushing*
  • 3X more visibly denser-looking hair**
  • 3X less hair breakage**
  • Helps fight the signs of scalp ageing***
* Independent laboratory, reduction in hair loss due to breakage from brushing after using Energizing Shampoo and Overnight Serum for 8 weeks, vs. placebo.
**Independent laboratory, clinical evaluation, using Energizing Shampoo and Overnight Serum vs. placebo for 8 weeks.
***Independent laboratory, instrumental test and clinical evaluation after 8 weeks, assessing skin elasticity, hydration, barrier function, and sebum levels.

Choosing the Right Serum for Your Hair Type

When you’re looking for an overnight hair serum, there are a few considerations to make that’ll ensure you get the most benefits and the results you’re after.

1. Identifying your hair type.

If you’re not already familiar, now is a great time to discover your hair type so you can choose an effective serum that works with your type. It could be curly, coily, fine, thick, coloured, damaged or a combination of these.

2. Your hair concerns.

Think about what problems your hair faces. Dryness, damage, oiliness, or a flaky scalp are all common concerns.

3. Your hair goals.

Determine what outcome you’d like to see after using a serum. You could want hydrated hair, a balanced scalp, hair with less damage or fuller-looking hair.

Discover a routine tailored to your hair type!

Effective Overnight Hair Serums

Usually, effective overnight hair serums feature ingredients that focus on repairing structural damage, adding hydration to your hair and creating stronger bonds. This ranges from special complexes that have various vitamins (such as B or E), ceramides, peptides, protein complexes or hyaluronic acid. Every overnight hair serum is different, so it’s best to look for one that speaks to your hair goals and needs.

How Overnight Hair Serum Benefits Damaged Hair

There are several ways an overnight serum can benefit damaged hair. The ingredients in each specific serum can help support the follicle of the hair, smoothing the texture whilst also hydrating. Many nightly hair serums also target the scalp, helping soothe inflammation.
Wearing a serum overnight allows more time for the ingredients to absorb and do their work. Your hair is also exposed to fewer environmental factors at night (like pollution or UV rays), giving it time to repair. Lastly, the hair follicle follows a natural nighttime rhythm associated with repair and renewal processes, making overnight care an ideal moment to support hair and scalp wellbeing.

Benefits of Overnight Hair Serum for Scalp Health

Your hair isn’t the only thing that benefits from an overnight serum - your scalp can too. Massaging an overnight serum into the scalp can help support scalp wellbeing and hydration while helping improve visible signs associated with scalp ageing, including skin elasticity, hydration, barrier function, and sebum balance. This takes a more holistic approach to your hair, focusing on more than just the strands or follicles.
OI Liquid Luster In Salon Treatment

A Night-Time Routine with Overnight Hair Serum

Ready to add the Naturaltech Energizing Overnight Serum to your routine? Follow this step-by-step guide.
  1. After cleansing your hair, gently towel-dry. If you don’t wash your hair in the evening, gently comb through it.
  2. Apply the Overnight Serum in the evening to scalp and hair, either on towel-dried hair before drying or to dry hair after styling. 
  3. Apply 1–2 pipettes to your lengths and ends and work it through your hair.
  4. Leave on overnight for the best benefits. Use every night, or every other night for finer hair.
OI Liquid Luster In Salon Treatment

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For finer hair types, we recommend applying the product to towel-dried hair after washing, while medium to thicker hair types can also apply it comfortably to dry hair.

Davines Naturaltech: Repair and Strength for Your Hair

Naturaltech products are formulated through a harmony found between technology, human knowledge and nature. Each family exists to support a different hair need, from thinning hair in need of hair loss solutions to damaged hair that needs extra nourishment.

Explore the Naturaltech Bestsellers

OI Liquid Luster In Salon Treatment

Experience the Naturaltech Energizing Service at a Davines Salon

Our salons are the perfect starting points for creating a look and routine that caters to your hair and scalp’s needs, day and night. Receive an in-person consultation and tailored products that you can continue using at home.

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