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Deep sleep support for a clear, focused morning.

Deep sleep support for a clear, focused morning.

Fall asleep faster. Wake up ready to perform.

£29.95
£29.95 £44.90
Save £14.95

✔ Helps calm evening stress and overthinking

✔ Wake up with a clear head instead of feeling groggy

✔ Melatonin free and not habit forming

Ready to ship, limited stock available.

Sleep better or your money back

If you don’t feel a clear improvement in your sleep quality after consistent use, you can request a refund within 90 days of delivery.

Subject to our refund terms & conditions.

Will this actually work for me?

Everyone responds differently, but the formula uses only well-known ingredients that are commonly used for sleep support. Many of our users notice improvements within a few days, both in their sleep and in how clear they feel in the morning.

Will it make me groggy the next day?

This sleep formula is carefully designed to support sleep quality only, without the heavy or sluggish feeling that many people experience with melatonin-based supplements.

Is it safe and non-habit forming

All ingredients in the Sleep Stack are non-habit forming and widely recognised and tested for daily use when taken as directed on the label.
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Trusted by over 10.000+ dedicated sleepers

Are you experiencing sleep difficulties that affect your daily functioning?

Many people struggle to fall asleep, or wake up multiple times during the night and cannot easily fall asleep again. This leads to broken sleep, reduced concentration, and a persistent feeling of fatigue throughout the day.

For many, the problem continues even after trying various sleep aids or techniques that do not deliver consistent results. Stress and mental overload often intensify these issues.

 Sleep Stack vs Melatonin: The Clear Difference

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Sleep Stack

VS

US vs THEM

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Melatonin

Supports full sleep cycle
Helps you fall asleep + stay asleep
Non-hormonal, no endocrine disruption
No groggy mornings
Reduces stress and overthinking
Non-habit forming
Balances evening cortisol
Promotes deeper, restorative sleep
Clean, natural ingredients
Suitable for long-term daily use
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90-Day Money-Back Guarantee

Every Ingredient Carefully Chosen

Every ingredient in our formula serves a specific purpose—backed by nutritional science and clinical research. We don't hide behind "proprietary blends" or vague labels. You get a clear, transparent list of ingredients at clinically effective doses.

KSM-66 Ashwagandha

Helps your body stay calm under stress and supports normal muscle function.

Magnesium Bisglycinaat

Supports relaxed muscles and helps maintain steady nerve function.

L-Theanine

Promotes calm focus without making you drowsy.

5-HTP

Supports your natural serotonin levels for a more balanced mood.

Lion’s Mane

Helps maintain clear thinking and normal energy production.

GABA

Supports a calm nervous system and helps you unwind.

Discover the deep-sleep formula that finally calms your mind.

Where typical sleep aids sedate you or leave you groggy the next morning, Deep Sleep Formula by RS Nutrition supports your natural sleep cycle — without fogginess, dependency or hormonal disruption.

Its unique blend of 7 research-backed ingredients helps you fall asleep faster, reach deeper sleep stages, and wake up clear and restored.

Every night. No harsh drugs, no morning crash — just real, natural rest.

The Science Supporting Deep Sleep Formula

Results reported by real users tracking their sleep with wearables:
88%

Noticed faster sleep onset within the first week.

82%

Reported deeper, more consistent sleep cycles.

78%

Saw reduced nighttime awakenings and fewer restless periods.

79%

 Woke up feeling clearer and more mentally refreshed.

With Deep Sleep Formula, you’re supporting your natural sleep rhythm with ingredients backed by published research.

Join the UK’s fastest-growing sleep community

Because you deserve to feel your best.

Special Limited Offer

Try Deep Sleep Formula completely risk-free with our First-Time Buyer’s Offer.

Buy 2 Bottles, Get 1 Bottle FREE
 90-Day Results or Refund Guarantee
FREE UK Shipping
Free 7 Day Sleep Guide E-Book
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Frequently Asked Questions

Deep Sleep Formula contains a carefully selected blend of naturally occurring compounds including magnesium bisglycinate, L-theanine, KSM-66 ashwagandha, 5-HTP, GABA, zinc methionine and lion’s mane extract.
No artificial fillers, no heavy sedatives, no melatonin, and nothing habit-forming. Just ingredients chosen for calmness, relaxation and a smoother sleep–wake rhythm.
The formula supports a calmer nervous system before bed, helping your body reduce tension and ease into deeper rest.
Magnesium and L-theanine help settle the mind, while ashwagandha and GABA support stress balance. 5-HTP contributes to evening relaxation and more stable sleep patterns.
Together, the ingredients support a more restorative night and clearer mornings.
Deep Sleep Formula is designed for people who struggle with:
• Difficulty falling asleep
• Restless or broken nights
• Overthinking before bed
• Waking up groggy or unrefreshed
• Stress that keeps the mind active at night
It supports deeper rest, smoother sleep cycles and mornings with more clarity and energy.
Most people report a calmer bedtime and better sleep quality within the first 3–7 days of consistent use.
Deeper improvements—such as fewer night-time wake ups and clearer mornings—often develop between weeks 2 and 4 as your sleep rhythm stabilises.
Results vary from person to person, but consistency makes the biggest difference.
Deep Sleep Formula is suitable for adults looking for a natural, non-habit forming sleep aid.
It’s commonly used by busy professionals, parents, gym-goers, stressed individuals and light sleepers who want deeper rest without morning fog.
Not recommended during pregnancy, breastfeeding or when taking prescription medication without medical advice.
UK orders are usually delivered within 1–3 business days.
EU shipping typically arrives within 3–7 business days depending on location.
All orders are tracked, and you’ll receive updates from dispatch to delivery.
If you don’t notice a meaningful improvement in your sleep within 90 days of consistent use, you can request a refund.
Your request must meet our refund terms and conditions, including proof of consistent use and returning empty/unused bottles.
This guarantee covers product satisfaction—not medical outcomes—and is limited to first-time purchases.
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FAQS

Still have questions?