C-Tetra® (Travel Size) (2024)

` } async update(variantId){ await DomReadyPromise() const restrict = this.sectionData.variantIdsToRestrict.indexOf(variantId) >= 0 this.elementToHide.node = this.elementToHide.node || document.querySelector(this.elementToHide.selector) if(restrict){ this.elementToHide.clone = this.elementToHide.node.cloneNode(true) this.preSaleElement = parseHTML(this.getPresaleElement(variantId)) this.elementToHide.node.replaceWith(this.preSaleElement) this.preSaleElement = document.querySelector(`.js-presale-element`) }else{ if(this.preSaleElement){ this.preSaleElement.replaceWith(this.elementToHide.clone) this.elementToHide.node = document.querySelector(this.elementToHide.selector) } this.elementToHide.node.style.display = 'block' } } } ( async () => { const customer_tags = null // get the raw sectionData let sectionData = [] // parse the sectionData sectionData = sectionData.map( item => { const {product,skus,settings} = item settings.show_customer_tags = settings.show_customer_tags.split(',').map( tag => tag.trim()).filter(tag => tag.length) let customerHasTagsToShowProduct = customer_tags?.some(tag => settings.show_customer_tags.indexOf(tag) >= 0) || false settings.messages_tagged__tags = settings.messages_tagged__tags.split(',') let customerHasTagsForMessage = customer_tags?.some(tag => settings.messages_tagged__tags.indexOf(tag) >= 0) || false settings.message = { heading:customerHasTagsForMessage && settings.messages_tagged__heading.length ? settings.messages_tagged__heading : settings.messages_default__heading, text:customerHasTagsForMessage && settings.messages_tagged__heading.length && settings.messages_tagged__text.length ? settings.messages_tagged__text : settings.messages_default__text } let skusToShow = skus.split(',').map( sku => sku.trim()).filter(sku => sku.length) skusToShow = skusToShow.length ? skusToShow : false return { product, skus, settings, variantIdsToRestrict: product?.variants?.filter( variant => { let restrict = !skusToShow ? true : skusToShow && skusToShow.indexOf(variant.sku) >= 0 restrict = !restrict ? false : restrict && !settings.show_customer_tags.length || restrict && !customerHasTagsToShowProduct return restrict } ) .map( ({id}) => id ) || [] } }) sectionData.variantIdsToRestrict = sectionData.map( ({variantIdsToRestrict}) => variantIdsToRestrict).flat() if(!sectionData.variantIdsToRestrict.length){ return } document.body.append(parseHTML( ` ` )) const util = new productPreSaleUtil({ elementToHide:'#AddToCartForm', sectionData:sectionData, customer_tags: customer_tags }) const currentVariantId = 41465791905944 util.update(currentVariantId) await DomReadyPromise() const productMainVariantSelector = document.querySelector('.js-product-main-variant-selector') productMainVariantSelector?.subscribe( () => { util.update(productMainVariantSelector.currentVariant.id) }) })()
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C-Tetra® (Travel Size) (1)

Free UK delivery over £25

C-Tetra® (Travel Size) (2)

“No questions asked” free returns

C-Tetra® (Travel Size) (3)

Enjoy 15% off your first order

` const parsed = new DOMParser().parseFromString(html, 'text/html') const contentNode = parsed.body.firstChild // wrap iframes in video wrapper contentNode.querySelectorAll('iframe').forEach( item => { let wrapper = document.createElement('div') wrapper.classList.add('video-wrapper') item.parentNode.insertBefore(wrapper, item) wrapper.appendChild(item) }) // insert content contentWrapper.appendChild(contentNode) popoverNeedsUpdate = false } // scroll to current image const {track} = productGallery const activeSlideIndex = track.details.rel contentWrapper.firstChild?.children[activeSlideIndex]?.scrollIntoView({ behavior: 'smooth', block: 'start', inline: 'start' }) } document.querySelectorAll('.product-gallery-zoom-button').forEach(button => { button.addEventListener('click', initialiseMobilePopover) }) }).catch(err => { console.log(err) })

Restore radiance and fight signs of ageing with C-Tetra, a vitamin C antioxidant serum that protects against environmental stressors while brightening skin.

Lipid Vitamin C Radiance Serum Full Details

C-Tetra® (Travel Size)

Size: 8ml

Sorry, this product is currently out of stock

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KEY BENEFITS
  • Increased Skin Youthfulness

    Proven to simultaneously smooth the look of fine lines and wrinkles while visibly boosting skin glow and radiance.

  • Brighter, More Even Complexion

    Proven to visibly brighten the skin tone, for a more even and healthy-looking skin appearance.

  • Lightweight Nourishment

    This jojoba (pronounced 'huh-hoh-ba') seed oil-based formula delivers effective yet non-greasy nourishment for visibly softer and comforted skin.

PROVEN RESULTS
  • 7 days to restored skin radiance*
  • 7 days to visibly brighter
  • smoother skin*
  • 96% of sensitive skins agreed C-Tetra was gentle on the skin*
  • 4 weeks to visibly reduced wrinkles & dark spots*
  • 90% agree skin feels instantly softer*

*Proven via independent consumer study conducted over 4 weeks on 52 participants with sensitive skin.

HOW TO USE

C-Tetra® (Travel Size) (20)

STEP 1

After cleansing in the morning, massage 4 drops across the face, neck and décolletage.

STEP 2

Leave to absorb before applying sunscreen. We recommend Advanced Day Ultimate Protect.

LOVED & RECOMMENDED
  • Softens visible ageing concerns while being tolerable for all.

    BRIDGET MARCH

    Digital Beauty Director - Harper's Bazaar

  • My wrinkles have almost disappeared!

    TATIANA S

    Verified Medik8 Customer

KEY INGREDIENTS
  • C-Tetra® (Travel Size) (21)

    14% Stabilised Vitamin C (tetrahexyldecyl ascorbate)

    A low-irritation form of vitamin C that delivers exceptional antioxidant protection against harmful free radical damage while supporting collagen production for a visibly even, more youthful-looking complexion.

  • C-Tetra® (Travel Size) (22)

    Vitamin E

    A powerful antioxidant that provides additional antioxidant protection against the ageing effects of free radicals. It also helps to boost the power of vitamin C for optimum visible results.

  • Full Ingredients
SUSTAINABILITY CLAIMS

Provenance provides confidence for sustainability claims; helping to prevent ‘green-washing’ and empowering conscious consumers to purchase in line with their values. Provenance ‘Proof Points’ are all third party verified and evidenced through supply chains.

GOOD TO KNOW
  • NO ARTIFICIAL FRAGRANCE
  • NO SYNTHETIC COLOURS
  • PARABEN FREE
  • CERTIFIED BY THE VEGAN SOCIETY
FAQS
  • Can I use C-Tetra if I'm pregnant or breastfeeding?

    +

    As a cosmetics company, we are unable to provide product advice in relation to medical conditions such as pregnancy. We would recommend discussing the ingredients with your GP or midwife before use. As general guidance, this product does not contain any ingredients which we would recommend to avoid during pregnancy, unless advised by your doctor.
  • Can I use C-Tetra alongside vitamin A?

    +

    Absolutely. In fact we recommend it as part of our pioneering CSA Philosophy which champions vitamin C plus sunscreen by day, vitamin A by night as the simple secret to glowing, youthful-looking skin.
  • What's the difference between C-Tetra and C-Tetra Luxe?

    +

    C-Tetra is our original, best-selling vitamin C serum. It's the perfect option for those who are new to vitamin C or those with sensitive skin, who still want visible age-defying results. C-Tetra Luxe is our supercharged vitamin C serum - ideal for those looking for clinical brightening and nourishing power. Both serums are formulated with stabilised tetrahexyldecyl ascorbate.

C-Tetra® (Travel Size)

C-Tetra® (Travel Size) (23)

DERMATOLOGIST RECOMMENDED

C-Tetra® (Travel Size) (24)

CLINICAL RESULTS

C-Tetra® (Travel Size) (25)

AGE-DEFYING EXPERTS

C-Tetra® (Travel Size) (26)

MADE IN THE UK

C-Tetra® (Travel Size) (27)

B CORP CERTIFIED

MEDIK8 ON INSTAGRAM @officialmedik8

Complete Your Regime

For enhanced age-defying results, we especially recommend using this product alongside our industry-leading vitamin C and sunscreen formulas - as per our pioneering CSA Philosophy.

  • REVIEWS

`, settings: { containerCloseButton: true, }, }) } modal.open() })) const form = document.querySelector('#email_footer_signup_TLKku3'); form.addEventListener('submit', async function (event) { event.preventDefault(); const result = await klaviyoSubscribe(form); if (result) { document.querySelector('.wayfx-footer-newsletter__text').classList.add('hide'); document.querySelector('.wayfx-footer-newsletter__success').classList.remove('hide'); document .querySelector('.wayfx-footer-newsletter__success .close-toast') .addEventListener('click', (e) => { e.target.closest('.wayfx-footer-newsletter__success').classList.add('hide'); }); } }); });

© 2024 Medik8. All rights reserved. "Medik8", "CSA Philosophy", "Results Without Compromise" and "Crystal Retinal" are registered trademarks

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C-Tetra® (Travel Size) (2024)
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