Medik8 Calmwise Serum (15ml)
Product Information
£39.00 Original price was: £39.00.£35.00Current price is: £35.00.
Beneficial for irritated, redness prone skin, menopausal facial flushing, acne rosacea and post treatment skin irritations.
7 active ingredients provide intensive relief to sensitive skin, reduces redness, repair dryness and improve the skin’s natural barrier.
This restorative serum improves skin firmness and hydration, leaving skin supple and illuminated.
Clinical trials have shown that the ingredient teprenone can reduce redness by up to 30% after just 1 month of use and also reduces visible signs of ageing.
DIANE’S TIP: Take a before photo, and after 1 month of use, take your progress picture. Make sure to tag me! You’ll be amazed by the results.
P.S This product is great for Rosacea & Pigmentation
Description
DIRECTIONS:
Use in the morning & evening after cleansing, Massage 4 drops over affected area.
Follow up with sunscreen during the day.
INGREDIENTS:
Teprenone – A patented anti-redness active that helps to prolong the life of skin cells, enhancing the skin’s protective barrier reducing sensitivity and redness
Organic Sage Extract – A powerful natural antioxidant that helps to soothe inflammation & calm irritation
ORDERING & RETURNS POLICY
Delivery costs are included for UK addresses only - additional costs will be chargeable for delivery outside the UK Delivery via Royalmail “Tracked 48” service – You will receive email and text delivery notifications from RoyalMail once we process your order - please ensure you provide accurate information when placing your order as those details generate your delivery and tracking information We will not be held responsible for loss of parcels as a result of inaccurate or incomplete delivery address information provided by you at the time of ordering. Additional postage fees will be incurred for delivery outside of the UK – we will contact you & quote the additional postage costs;Refunds & Cancellations
You have the right to cancel your order and return products unused, unopened (product seals must be intact) and in their original undamaged packaging within 14 days of placing your order Please Note: If you decide to cancel your order after you’ve made your PayPal transaction but before we have despatched the products we will honour your cancellation and refund in full less the non-refundable Paypal transaction fees which PayPal deduct from your payment currently 3.4% of the payment you've made. If you cancel your order after we’ve despatched your products we'll refund your order, less postage fee of £3.99, less the non-refundable PayPal fees which are currently 3.4% of the payment you’ve made when we receive the returned products which must be unopened, seals intact, unused and in all original packaging Please email us on therapy@dianenivern.com or call 01617961169 (Monday to Saturday) if you wish to cancel your order and return it - You will be responsible for the costs of returning the product you wish to return If you have a complaint regarding the product or experience an allergic reaction to the product please call us on 01617961169 or email therapy@dianenivern.com Please bear in mind that our skincare products are cosmeceutical grade – not cosmetic – they have “active” ingredients. Some degree of “downtime”, mild irritation, dryness or flakiness may be experienced and should not be considered as an “allergic reaction” – Please contact us for guidance before returning your product In the event of an allergic reaction there must be no more than 10% of product used to be refunded. You must be willing to provide details and photographic evidence of the issue as we are obliged to report skin reactions to the product’s manufacturerShip your item back to Us
Returns address: 406 Bury New Road, Whitefield Manchester, M45 7SX, UK Please remember to ensure that the item you are returning is repackaged with all original elements.Related Products
Medik8 Oxy-R Peptides – Skin Brightening Peptide Serum
High-Strength Skin Brightening Peptide Serum with Oxyresveratrol
Suitable For Lightening and Fading Skin Affected by :
- All skin types
- Dull & discoloured skin
- Pigmentation
- Age spots
- Blemish marks
- Hyperpigmentation
Product Highlights:
- Targets hyperpigmentation, discoloration, age spots, and dullness
- Contains ultra-high concentration of oxyresveratrol in Medik8's patented stabilization system
Key Benefits:
- Hydrating formula suitable for all skin types, including sensitive skin
- Improves appearance of age spots, hyperpigmentation, uneven skin tones, and post-inflammatory hyperpigmentation
- Dark spots visibly faded in just 4 weeks
Key Ingredients:
- 1% Oxyresveratrol (Oxy-R): Brightens skin by inhibiting tyrosinase, transforming dull, uneven skin tones
- Tetrapeptide-30: Minimises tyrosinase production, reducing melanin overproduction
- Acetyl Glycyl Beta-Alanine: Blocks melanin transport to skin cells, preventing visible pigmentation
- Hyaluronic Acid: Attracts and retains moisture, hydrating the skin and preventing uneven pigmentation, age spots, and blemish marks
How does Medik8 Oxy-R Peptides - Skin Brightening Peptide Serum Work:
- Oxyresveratrol and brightening peptides work together to target hyperpigmentation
- Clinically proven to be 33 times more effective than kojic acid
- Patented Click-Activated packaging ensures stability and potency of the serum
Results:
- Skin appears brighter in 7 days
- Even skin tone in 7 days
- Dark spots fade significantly after one month
- Improved hyperpigmentation within one month
Learn More:
For detailed information on the science behind this skin brightening serum, see below.
Medik8 Sleep Glycolic Overnight Peel
Medik8 Sleep Glycolic Overnight Peel - Overnight At-Home Glycolic Peel
Contains true 10% encapsulated Glycolic Acid Time Release Technology (crystal encapsulation) which minimises any irritation caused from powerful levels of glycolic acid
The 10% free glycolic acid at-home peel is a powerful formula with minimal tingling, and no downtime.
It is ideal for use to prolong the results of in-clinic / salon peels or a course of facials. Medik8Sleep Glycolic can also be used as a skin preparation home peel product before starting a stronger clinic skin peels
Skin Type: Anti-Ageing, Combination, Dry, Mature, Normal, Pigmentation
Size: 30ml
Medik8 C-Tetra & C-Tetra Luxe Lipid Vitamin C Serums (30ML)
Medik8 C-Tetra & Medik8 C-Tetra Luxe Vitamin C Serums
Special low price on Medik8 Vitamin C Tetra Serum
Revive your skin’s natural glow and fight visible signs of ageing with Medik8 C-Tetra and C-Tetra Luxe serums.
These advanced vitamin C serums harness the antioxidant power of vitamin C and E to hydrate, brighten and smooth the skin while defending against free radical damage for a youthful, radiant complexion.
Key Benefits
✅ Stimulates collagen and elastin production
✅ Minimises the appearance of fine lines and wrinkles
✅ Brightens and evens skin tone for a luminous complexion
✅ Nourishes and protects the skin’s natural barrier
✅ Hydrates and leaves skin soft, smooth, and glowing
Formulated for Every Skin Type
Medik8 C-Tetra
A lightweight, fast-absorbing 7% vitamin C serum designed for everyday use. Ideal for beginners and those with sensitive or youthful skin, C-Tetra delivers potent antioxidant protection without irritation.
- Water-free, 100% stable formula – ensures long-lasting potency from the first drop to the last
- Tetrahexyldecyl Ascorbate (vitamin C) – highly stable, lipid-soluble form of vitamin C that penetrates deeply for maximum results
- Vitamin E – works synergistically with vitamin C to enhance antioxidant defence
- Leaves skin visibly plump, smooth, and rejuvenated
Medik8 C-Tetra Luxe
For those looking to elevate their skincare routine, C-Tetra Luxe takes the original C-Tetra formula to the next level with 14% Vitamin C for added brightening and nourishing ingredients.
- Maracuja Oil – rich in vitamin E and essential fatty acids to boost hydration and radiance
- Vitamin F & Squalene – fortify the skin’s natural barrier, locking in moisture and shielding against environmental stressors
- Red Ginseng – enhances the serum’s brightening effects, leaving skin luminous and evenly toned
How It Works
Your skin naturally contains antioxidants that protect against environmental free radicals. However, when free radicals overwhelm your skin’s defences, they cause damage that accelerates premature ageing.
Medik8 C-Tetra and C-Tetra Luxe serums are formulated with Tetrahexyldecyl Ascorbate, a powerful and stable form of vitamin C. This supercharged antioxidant not only neutralises free radicals but also stimulates collagen synthesis to reduce fine lines and promote a firmer, more youthful look.
Together with vitamin E, these serums form a “network antioxidant” system, offering enhanced protection and a healthy, glowing complexion throughout the day.
Why Choose Medik8 C-Tetra Serums?
- Advanced formulas for daily radiance and long-term skin health
- Perfect for all skin types, including sensitive skin
- Non-irritating, lightweight, and easy to layer under moisturiser or sunscreen
- Scientifically backed, dermatologist-recommended
Restore your skin’s youthful glow and shield against environmental stress with Medik8 C-Tetra and C-Tetra Luxe – the ultimate vitamin C serums for healthy, radiant skin.
What’s the Difference Between Medik8 C-Tetra & C-Tetra Luxe?
Both serums contain stable vitamin C (Tetrahexyldecyl Ascorbate) and vitamin E to brighten skin and reduce signs of ageing, but they’re designed for slightly different needs:
Medik8 C-Tetra - 7% Vitamin C
- Lightweight and fast-absorbing – perfect for those who prefer a simple, non-greasy serum
- Basic nourishing formula focused on antioxidant protection and collagen support
- Ideal for beginners, younger skin, or sensitive skin
- Key focus: hydrating, brightening, and protecting against free radicals
Medik8 C-Tetra Luxe - 14% Vitamin C
- Richer, more luxurious texture for those who want extra hydration
- Enhanced with additional brightening and nourishing ingredients:
- Maracuja Oil – rich in vitamin E and essential fatty acids for added hydration and radiance
- Vitamin F & Squalene – strengthen and protect the skin barrier
- Red Ginseng Extract – boosts brightening power for a luminous, even complexion
- Perfect for dry, mature, or dull skin that needs extra glow and rejuvenation
- Key focus: deep hydration, intensive brightening, and skin radiance
Targeted Care for the Delicate Eye Area
Medik8 C-Tetra Eye – a gentle vitamin C serum specially formulated for the delicate skin around the eyes. It brightens dark circles, smooths fine lines and refreshes tired eyes for a wide-awake look.
In Short:
- C-Tetra – A simpler, lightweight serum for daily brightening and antioxidant protection
- C-Tetra Luxe – A richer, more intensive formula for deeper hydration and luminosity
- Medik8 C-Tetra Eye - Specifically for around the eye area
Select from the options below
Medik8 Advanced Day Total Protect SPF 30
Medik8 Advanced Day Total Protect - Anti-Ageing Moisturiser SPF 30 | 5* UVA
Medik8's Advanced Day Total Protect includes Pollution Shield, anti-infrared, anti-blue light and anti-A.G.E technology alongside SPF 30 and 5* UVA protection all in a lightweight moisturiser.
Effectively protecting skin from free-radical damage, this is the ultimate daily hydrator for total environmental protection.
Despite the high SPF, the advanced moisturiser is super-light and has an invisible finish, making it the perfect daily cream.
KEY BENEFITS
Combining comprehensive environmental protection in a deeply hydrating SPF 30 moisturiser to help prevent premature skin ageing.
RESULTS
Fine lines and wrinkles are visibly reduced and future skin ageing is prevented.
KEY INGREDIENTS
Pollution Shield, anti-infrared, anti-blue light and anti-A.G.E, SPF 30 and 5* UVA protection
Medik8 Clarity Peptides – 10% Niacinamide Peptide Serum
Medik8 CLARITY PEPTIDES™ 10% Niacinamide-Infused Peptide Serum
Skin nourishing, anti-inflammatory, blemish clearing peptide-infused serum for a dewy, luminous complexion.
Key Benefits
Luminous Complexion - A skin perfecting peptide complex which helps enhance your skin’s natural luminosity.
Calming & Soothing - 10% niacinamide calms and soothes redness, blotchy skin and blemishes.
Tackling Blemishes - The lightweight and milky serum minimises sebum production and balances skin bacteria to tackle blemishes.
All Skin types - This multi-benefit serum suits all skin types and adjusts to each individual need to bring out your most nourished, translucent skin.
10% Niacinamide Otherwise known as vitamin B3, one of the most potent anti-inflammatories in skincare, niacinamide effectively soothes and restores irritated, redness-prone and blemished complexions.
Crystalide Peptide – Crystalide The peptide that works in two ways; it normalises the way skin cells renew, helping to create a uniform surface, and it upregulates a protein called α-crystallin which promotes skin transparency and luminosity.
Zinc PCA A natural mineral, zinc helps to regulate oil production, promote the skin’s natural healing process and reduce inflammation. Zinc PCA is a specialised fused version of zinc that can balance sebum activity which helps to reduce the likelihood of blemishes occurring.
Hyaluronic Acid Able to hold up to 1,000 times its own weight in water, hyaluronic acid draws moisture from the surrounding atmosphere into the skin, leaving the complexion both nourished and supple.
N-Acetyl Glucosamine (NAG) Naturally occurring in the body, N-acetyl glucosamine helps to block the creation of pigments in the skin, leaving a more even complexion.
RESULTS
Visibly perfected, glass-like skin when you need it most.
Medik8 Hydr8 B5 & Hydr8 B5 Intense Skin Rehydration Serum
Medik8 Hydr8 B5 & Hydr8 B5 Intense Skin Rehydration Serums
Long-Lasting Moisturisation & D eepHydration for dry & dehydrated skin
What is Hydr8 B5 Intense Skin Rehydration Serum good for?
Dry Skin | Dehydrated Skin | Post Treatment Skin | Slow Healing Skin | Spot Prone Skin
Deeply penetrating re-hydrating serum for all skin types. Formulated with different molecule sizes of hydrating hyaluronic acid to penetrate through your skin's layers
Suitable for Sensitive Skin & Spot-Prone Skin
Oil-free, fragrance-free and non-irritating, this lightweight serum won’t clog pores or irritate sensitive skins. Skin becomes soft to the touch, deeply hydrated and healthy-looking.
Skin is better able to recover from facial treatments or heal after breakouts if skin is hydrated - even spot and acne-prone skin will benefit from improved hydration.
Spots will heal faster and post-inflammatory red marks are less likely to form
Slower skin ageing
Enriched with Panthenol, vitamin B5, to support your skin's barrier function, water retention and repair.
Hydr8 serum softens fine lines and wrinkles to leave skin supple, restored and nourished.
Looking to upgrade your hydration results?
See the option below to select Hydr8 B5 Intense, a supercharged version enhanced with Natural Moisturising Factors alongside a potent triple-action hydration enhancer.
Multi molecule size serum delivers hydration deep into the skin's layers.
Hydrating hyaluronic acid holds a 1,000 times it's own weight in water, multi-weight hyaluronic acid draws and binds water into the skin.
Enriched with vitamin B5 to improve skin’s water retention and regeneration, skin is left plump and noticeably hydrated.
DIANE'S TIP: Apply directly onto cleansed skin whilst its still damp to trap in moisture! Apply serums before moisturisers and SPF
These serums are ideal to use after microneedling treatments
Available in two options Hydr8 B5 and Hydr8 B5 Intense
Medik8 Mutiny Lip Balm
Medik8 Mutiny Lip Balm Deeply moisturising squalane lip balm has been discontinued
We recommend these alternatives;
Image MD Restoring Lip Enhancer with SPF 15
Image Ormedic Balancing Lip Enhancement Complex
Deeply moisturising, anti-inflammatory, soothing lip balm for dry or chapped lips.
KEY BENEFITS - A squalane-based alternative lip balm, which instantly melts into an oil on the lips. Providing both instant and long-lasting hydration.
RESULTS - Moisture is locked in tight, leaving the lips visibly nourished and replenished. Lips look plumper & smoother
KEY INGREDIENTS - Natural Squalane, Sea Buckthorn Oil & Multi weight Hyaluronic Acid
Medik8 Natural Clay Mask (75ml)
A non-drying natural clay mask which helps draw of excess oils and blackheads.
This pore clarifying facial mask gently detoxes the skin to promote a clear, radiant complexion.
Impurities are removed and the skin’s natural oils are brought back into balance.
Pores are undeniably refined in just 10 minutes, skin appears uplifted and revitalised. Can be used daily or weekly.
Formulated with natural clays of kaolin and bentonite
Anti inflammatory essential oils to soothe and calm breakouts
DIANE’S TIP: Apply after cleansing, massage actively into skin for 5 mins, leave on for another 5 then rinse off with warm water and a clean flannel. Blackhead extractions are easy to do at this point
Medik8 r-Retinoate Youth Activating Cream
Medik8 r-Retinoate Youth Activating - Day and Night Cream
Luxurious multi-step serum featuring retinyl retinoate, a pioneering derivative of vitamin A that's 8 times more powerful than retinol yet gentle on even sensitive skin
r-Retinoate Day & Night cutting edge skincare science in a luxurious formula that delivers visible anti-ageing results.
Now upgraded with an enhanced level of Vitamin C comparable to a separate Vit C serum like C Tetra
KEY BENEFITS
Activates a brighter, smoother, balanced, less blemished complexion.
RESULTS
Improved visible tone, texture and skin radiance.
Wrinkles, visible pores and fine lines reduced
KEY INGREDIENTS
Retinyl Retinoate, Tetrahexyldecyl Ascorbate (Vitamin C), Hyaluronic Acid & Vitamin E
8x more powerful than retinol
r-Retinoate visibly reduces fine lines and wrinkles, evens skin tone, and smooths rough skin for a more youthful appearance. Proven to deliver results from just 4 weeks.[1
Luxe Multi-Step Serum
r-Retinoate combines vitamin A with tetrahexyldecyl ascorbate, a stabilised, gentle form of vitamin C. Enhancing visible skin luminosity, as well as antioxidant protection, vitamin A and C steps are now intertwined.*
*r-Retinoate Day & Night now features the equivalent level of vitamin C in C-Tetra serum.
Morning Vitamin A
Retinyl retinoate is photostable so you can confidently use day and evening - we recommend the daily use of a moisturising sunscreen to support results such as Medik8 Advanced Ultimate SPF 50 and Medik8 Night Restore cream on top at night
Medik8 Surface Radiance Cleanse
This detergent free cleanser gently exfoliates and brightens dull skin and unclogs blocked pores leaving a softer, more radiant complexion.
Medik8 Surface Radiance Cleanse includes an advanced exfoliating complex of exfoliating oil reducing, pore unclogging, skin brightening AHAs & BHAs as well as glycerin for a deep cleanse and pore refining affect.
Oily Skin | Combination Skin | Dull Rough Skin | Blackheads | Open Pores | Uneven Skin Tones
Thoroughly yet gently removes impurities and decongests blocked pores
This result in smoother, refined texture with luminous clarity.
DIANE'S TIP: This is one of my favourites - effective cleansing, surface exfoliation and pore refining without stinging nor tightness.
Ideal as a morning face wash & after exercise - Remove with warm water and a clan face cloth for added exfoliation
Can be used on chest and back to help with spots and blackheads

