A woman waking up in a comfortable looking bed in a dark room

Sleep and Skin Health: The Science Behind Beauty Sleep

Written by: Raven Botanicals

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Time to read 10 min

A Founder Note on Sleep


Sleep is something I will never take for granted.


For many years, I struggled with sleep following a personal loss. Broken sleep creates a challenge that filters into every part of your life. When you're not well rested, it's harder to concentrate, decision making becomes more difficult, relationships can come under strain and even simple tasks take more effort.


Just as things began to improve, perimenopause brought a new wave of torturous sleepless nights, unable to switch off and rest my busy brain. This has prompted me to completely rethink my evening routine, from improving my pre-sleep habits to taking magnesium glycinate. Thankfully, lots of small, consistent changes have gradually made a difference.


It also changed how I think about skin health.


At Raven Botanicals, we've always believed that healthy skin is about more than skincare alone. It's about supporting your body and mind holistically, respecting its natural rhythms and giving it the time it needs to repair and restore.


Enjoy our latest article, and we hope it helps if you're suddenly struggling with sleep.


Arabella


Sleep and Skin Health: The Science Behind Beauty Sleep

We've all heard the phrase beauty sleep. It conjures images of waking with glowing skin after an early night, but is there any truth behind it?


As it turns out, there is.


While you're asleep, your skin switches from protecting itself against the outside world to repairing, restoring and renewing. It's during these precious hours that your body carries out much of the maintenance that helps keep your skin healthy, resilient and radiant.


Of course, sleep isn't a miracle cure. Healthy skin depends on many factors, including genetics, nutrition, stress, sun protection and your skincare routine. But if you're looking for one of the simplest ways to support your complexion, consistently getting enough good quality sleep is hard to beat.


Sleep and Skin - At a Glance


  • Your skin  repairs and renews while you sleep.
  • Poor sleep can contribute to dullness, dehydration, increased sensitivity and a weakened skin barrier.
  • Combining healthy sleep habits with nourishing skincare helps support a stronger barrier and healthier looking skin.

What Happens to Your Skin While You Sleep?

Illustration of day and night showing the skin

Like the rest of your body, your skin follows a circadian rhythm: a 24 hour cycle that influences how it behaves throughout the day. 


During daylight hours, your skin is focused on defence. It works hard to protect itself from UV rays, pollution, wind, bacteria and other environmental stressors.


At night, that priority changes.


As you sleep, your skin begins a period of maintenance and repair.


DURING THE NIGHT YOUR SKIN:

  • Repairs damage caused by daily environmental stress.
  • Supports the skin barrier by restoring moisture and essential lipids.
  • Increases cell renewal, helping replace older skin cells.
  • Produces proteins involved in maintaining firmness and elasticity.
  • Replenishes hydration levels.
  • Helps calm inflammation.

Think of daytime as your skin's working day and night-time as its maintenance shift.

Magnesium and Sleep: What's the Connection?

Magnesium has become one of the most talked about supplements for sleep, and for good reason.


This essential mineral is involved in more than 300 biochemical processes throughout the body. It contributes to normal muscle function, psychological function and the normal functioning of the nervous system. It also contributes to a reduction of tiredness and fatigue and helps maintain normal bones and teeth.


Magnesium isn't a sleeping tablet, however research suggests it can improve sleep quality in certain people, particularly those with low magnesium levels or those who are experiencing poor sleep. Rather than making you feel drowsy, magnesium seems to support many of the body's normal processes involved in relaxation and healthy sleep.


MAGNESIUM GLYCINATE: OUR RECOMMENDATION


After connecting with fellow female founder Hala, I've been taking her Dietapplements Magnesium Glycinate supplement as part of my own evening routine. It provides 540mg of elemental magnesium (144% of the Nutrient Reference Value) from magnesium glycinate, a form that's widely recognised for good absorption which is often chosen because it's gentle on the digestive system. It also includes Vitamin B6 (100% NRV) alongside the magnesium.


It won't surprise you to read that one thing I like about the formulation is its simplicity. It contains no unnecessary fillers, bulking agents or gelatin, using vegetarian capsules with only pure active ingredients.


I've found it fits naturally into a consistent bedtime routine alongside a screen-free wind down and a little evening self care. It's become a simple part of my routine and one I'm happy to recommend based on my own experience.


Founder Hala has kindly given our Raven Community a code to use on her website so you can buy two jars for the price of one. Just use PUREHEALTH at checkout on the Dietapplements site.

Is Beauty Sleep Really a Thing?

The idea of beauty sleep has existed for centuries, but modern research suggests there is genuine science behind it.


Research suggests that people who consistently enjoy good quality sleep tend to have healthier skin barrier function, recover more effectively from environmental stress and feel more satisfied with their skin's appearance than poor sleepers.


While sleep won't erase wrinkles overnight, it helps to create the conditions your skin needs to function at its best.


SLEEP AND SKIN HEALTH: DID YOU KNOW?


In one clinical study, good sleepers showed 30% greater skin barrier recovery than poor sleepers after the skin's protective barrier was disrupted. They also recovered more quickly from UV induced redness and reported feeling happier with their appearance.


Source: Oyetakin White P, et al. "Does poor sleep quality affect skin ageing? Clinical and Experimental Dermatology". 2015;40(1):17–22. PMID: 25266053.

A woman falling asleep at her desk
A woman looking bleary eyed into the mirror

What Happens When You Don't Get Enough Sleep?

Most of us have experienced looking in the mirror after a poor night's sleep and seeing the bleary effects on our general appearance immediately.


Lack of sleep can contribute to:

Dull, tired looking skin

When you're sleep deprived, your complexion may appear less radiant as circulation and overnight recovery are affected.


Puffiness and dark circles

Fluid can collect around the eyes overnight, while tiredness can make blood vessels beneath the delicate eye area more noticeable.


Dehydrated skin

Poor sleep may impair your skin barrier, allowing moisture to escape more easily and leaving skin feeling dry or tight.

Increased sensitivity

A weakened skin barrier can make skin more reactive to environmental triggers and harsh skincare products.


Slower skin recovery

Whether it's a blemish, irritation or minor skin damage, your skin may simply take longer to recover if you're consistently sleep deprived.


Increased inflammation

Insufficient or broken sleep can increase inflammation throughout the body, which may contribute to flare ups of inflammatory skin conditions such as acne, eczema, psoriasis and rosacea.

Your Skin Barrier Loves a Good Night's Sleep

At Raven Botanicals, we often talk about the importance of the skin barrier, because healthy skin starts with a resilient barrier.


Your skin barrier is the outermost layer of your skin. It helps lock in moisture while keeping irritants, pollutants and bacteria out.


While you sleep, your skin works to strengthen this protective barrier by restoring lipids and improving hydration. A healthy barrier means your skin feels more comfortable, looks smoother and is better equipped to cope with everyday environmental stressors.


Supporting your barrier isn't about aggressive treatments. It's about giving your skin the ingredients, conditions and time it needs to do what it naturally does best.

Alarm clock beside a sleeping person representing consistent sleep for healthy skin.

Can Sleep Slow Skin Ageing?

Sleep doesn't stop the ageing process, but it can support many of the natural processes involved in maintaining healthy skin.


During deep sleep, your body releases a growth hormone which helps support tissue repair throughout the body, including the skin. Sleep also helps regulate inflammation and allows your skin to recover from oxidative stress caused by daily exposure to sunlight and pollution.


On the other hand, long term sleep deprivation has been associated with slower skin recovery and a less resilient skin barrier.


Healthy ageing isn't about chasing perfection. It's about helping your skin stay strong, comfortable and resilient for years to come.

Relaxing evening self care routine to support healthy skin and the skin barrier before bed.

Create an Evening Ritual Your Skin Will Love

The best skincare routine starts long before your head hits the pillow. A calming evening ritual signals to both your body and your mind that it's time to slow down.


Try:

  • Switching off bright screens an hour before bed.
  • Keeping your bedroom cool and dark.
  • Cleansing your skin gently to remove sunscreen, makeup and daily impurities.
  • Applying hydrating skincare to support overnight repair.
  • Taking a few moments to massage your facial oil into the skin.
  • Reading a book instead of scrolling.
  • Aiming for seven to nine hours of quality sleep each night.

Infographic showing five evening habits for better sleep and healthier skin.

A Night-time Skincare Routine That Supports Overnight Repair

A simple evening routine might include:


Step 1: Cleanse gently with a nourishing cleanser that removes makeup, SPF and impurities without stripping the skin.


Step 2: Apply a replenishing serum to restore moisture and support the skin barrier.


Step 3: Finish with a nutrient rich overnight balm to help lock in hydration and reduce overnight moisture loss.


At Raven Botanicals, we believe skincare should work with your skin, not against it. That's why our formulations focus on strengthening the skin barrier and supporting healthy, resilient skin rather than chasing quick fixes.

Can Your Evening Skincare Routine Help You Relax Before Bed?

While skincare can't replace healthy sleep habits, your evening skincare routine can become an important part of winding down at the end of the day. Creating a consistent bedtime ritual helps signal that it's time to switch off. Whether that's dimming the lights, putting away your phone or taking a few mindful moments to care for your skin, these small habits can help separate the busyness of the day from a more restful evening.


At Raven Botanicals, we believe skincare should be an experience, not just another task on your to do list.


Our Spellbind Serum and Night Balm are formulated with nutrient rich botanical oils to support your skin's overnight repair, alongside a carefully chosen blend of essential oils that transform your skincare routine into a calming ritual.


Lavender has been used for centuries as part of bedtime routines and is widely appreciated for its relaxing, comforting aroma. Frankincense offers a warm, grounding scent that many people associate with moments of mindfulness and reflection. Together, they create a beautifully soothing sensory experience that encourages you to slow down, breathe deeply and enjoy a few moments of calm before sleep.


As you gently massage these products into your skin, you're not only helping to support your skin barrier overnight, you're also giving yourself permission to pause. That simple act of self care can become a meaningful part of a healthier evening routine.


Sleep doesn't begin the moment your head touches the pillow. Often, it starts with the rituals that help your mind and body prepare for rest.

The Bottom Line

Healthy skin isn't built in a single night. It's the result of small, consistent habits repeated over time. Nourishing your body well, managing stress where you can, protecting your skin from the sun, strengthening your skin barrier and, perhaps most importantly, giving yourself enough quality sleep to rest and repair.


At Raven Botanicals, we believe skincare works best when it supports your body's natural rhythms rather than trying to fight them. Every night, while you're asleep, your skin is quietly renewing itself, repairing damage and preparing to face a new day.


So tonight, don't just think of sleep as rest. Think of it as one of the simplest and most powerful investments you can make in your skin's long term health.

Your skin performs much of its repair and renewal while you sleep, making quality rest an essential part of healthy skin.

Poor sleep can weaken your skin barrier, increase dehydration and inflammation, and leave your complexion looking dull and tired.

Simple evening habits, including a calming skincare ritual and good sleep hygiene, can help support healthier, more resilient skin.

Frequently Asked Questions

Does sleep improve your skin?

Yes. During sleep, your skin carries out much of its repair and renewal, including barrier recovery, hydration and cell turnover. Consistently good quality sleep helps support healthier looking skin over time.

Does your skin repair itself overnight?

Many of your skin's natural repair processes are most active during sleep, making night-time an important opportunity for recovery and renewal.

Can poor sleep make your skin look older?

Chronic sleep deprivation may contribute to dullness, dehydration, slower recovery and reduced skin resilience. While ageing is influenced by many factors, healthy sleep supports your skin's ability to repair itself.

Does magnesium help you sleep?

Magnesium may help improve sleep quality in some people, particularly those with low magnesium levels. It isn't a cure for poor sleep, but it can form part of a healthy bedtime routine alongside good sleep hygiene.


What's the best skincare routine before bed?

A gentle cleanse followed by hydrating and nourishing skincare helps support your skin's overnight repair processes. Focus on strengthening the skin barrier rather than over treating the skin.

How many hours of sleep do you need for healthy skin?

Most adults should aim for seven to nine hours of quality sleep each night. While everyone's needs are slightly different, consistently getting enough sleep gives your skin time to carry out its natural repair processes, including strengthening the skin barrier, replenishing moisture and supporting healthy cell renewal. Quality matters just as much as quantity, so establishing a regular sleep routine is key.

A portrait of Arabella Harvey, founder of Raven Botanicals

The Author: Arabella Harvey

Arabella Harvey is the co founder of Raven Botanicals, an award winning Scottish skincare brand. Through personal experience and evidence-based research, she writes about skin health, wellbeing and the everyday habits that help skin thrive naturally.

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