{"product_id":"rejuvajoy","title":"RejuvaJoy","description":"\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eSkin Renewal \u0026amp; Radiance, Without Compromise\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eBeauty-from-within support built entirely from clinically-studied, branded ingredients — dosed the way the research actually intended.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eReal skin health starts beneath the surface. The collagen that keeps skin firm, the hyaluronic acid that holds its moisture, the ceramides that lock in hydration, the antioxidants that even out tone, and the soothing lipids that calm reactivity — plus the vitamin C your body needs to build collagen in the first place. Most beauty supplements give you a token scoop of generic collagen and stop there. RejuvaJoy delivers the whole picture — premium, clinically-studied branded actives at the doses the research actually used. No filler. No compromise.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eWhat's Inside — and Why It Matters\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eHydrolyzed Collagen Peptides 10 g (VERISOL® by GELITA — Germany)\u003c\/strong\u003e\u003cspan\u003e Not generic collagen — VERISOL® is a specific collagen peptide engineered and studied specifically for skin. The rationale is mechanistic: orally-ingested collagen peptides are broken down into characteristic small di- and tri-peptides (like prolyl-hydroxyproline) that are absorbed into the bloodstream, and the thinking is that these peptides act as signalling fragments — effectively mimicking the breakdown products of aged collagen, which prompts the skin's fibroblasts to ramp up their own production of collagen, elastin and hyaluronic acid. VERISOL® has been studied in randomized, placebo-controlled trials on skin elasticity, the appearance of eye wrinkles, and skin moisture, with the research using daily doses in the 2.5 g range over roughly 8 weeks — and at 10 g, RejuvaJoy supplies a generous dose. From the company that pioneered bioactive collagen peptides.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eVitamin C 2,000 mg (Ester-C® by The Ester C Company — USA)\u003c\/strong\u003e\u003cspan\u003e Vitamin C isn't optional for skin — it's an essential, non-negotiable cofactor for the enzymes that build collagen. Specifically, the enzymes that stabilise the collagen triple helix (prolyl and lysyl hydroxylase) cannot function without it; deprive the body of vitamin C and it literally cannot form stable, mature collagen. That's why this is the one ingredient here with a genuine \u003c\/span\u003e\u003cspan\u003eEU-authorized claim\u003c\/span\u003e\u003cspan\u003e: vitamin C \"contributes to normal collagen formation for the normal function of the skin.\" It's also a potent antioxidant that helps regenerate other antioxidants and protect skin cells from oxidative stress. Pairing it with collagen peptides is deliberate — you're supplying both the raw building blocks \u003c\/span\u003e\u003cspan\u003eand\u003c\/span\u003e\u003cspan\u003e the cofactor the body needs to assemble them. Ester-C® is a gentle, pH-neutral, non-acidic form, easier on the stomach than ordinary ascorbic acid and known for extended retention.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eHyaluronic Acid 150 mg (Hyabest® by Kewpie — Japan)\u003c\/strong\u003e\u003cspan\u003e The molecule that lets skin hold water — a single gram of hyaluronic acid can bind a remarkable amount of it, and it's a major component of the skin's own moisture-retaining matrix. The mechanism for \u003c\/span\u003e\u003cspan\u003eoral\u003c\/span\u003e\u003cspan\u003e HA is an active research area: ingested hyaluronic acid is broken into smaller fragments that are absorbed and distributed through the body, and studies suggest these fragments both contribute to the body's HA pool and may signal skin fibroblasts to produce more of their own HA. Oral HA has been studied for supporting skin hydration and reducing the appearance of the fine, dryness-related lines that show up when skin loses moisture, typically over 8–12 weeks of daily use. Hyabest® by Kewpie is a high-purity, clinically-studied oral hyaluronic acid from a global leader in HA production.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eCeramides 30 mg (Ceramosides® by Seppic — France)\u003c\/strong\u003e\u003cspan\u003e A standout, clinically-studied active that works on the skin's barrier. Ceramides are the lipids that hold the outermost skin layer together — picture the skin barrier as a brick wall, with skin cells as the bricks and ceramides as the mortar holding them in place. Ceramides naturally decline with age, which is part of why mature skin loses water and feels drier and tighter. Ceramosides® is a wheat-derived ceramide complex shown in clinical research to \u003c\/span\u003e\u003cspan\u003eimprove skin moisture and elasticity at a 30 mg daily dose\u003c\/span\u003e\u003cspan\u003e, with studies also reporting improvement in the appearance of wrinkles — the mechanism being that supplying ceramides helps rebuild that \"mortar\" from within, so the barrier holds water more effectively and the skin's surface stays smoother. A genuinely barrier-targeted active, at the exact 30 mg dose used in its research.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eFermented Wild Bilberry Extract 100 mg (Sepitone™ by Seppic — France)\u003c\/strong\u003e\u003cspan\u003e A radiance-and-tone active, and one of the more distinctive inclusions here. Sepitone™ is a \u003c\/span\u003e\u003cspan\u003efermented wild bilberry extract\u003c\/span\u003e\u003cspan\u003e, exceptionally rich in \u003c\/span\u003e\u003cspan\u003eproanthocyanidins\u003c\/span\u003e\u003cspan\u003e — the deep-coloured polyphenol antioxidants that berries are prized for. The rationale is antioxidant and microcirculatory: proanthocyanidins are potent quenchers of the oxidative stress that dulls and ages skin, and the research literature links them to benefits for collagen, skin elasticity and blood circulation. In Seppic's clinical work, Sepitone™ was studied in randomized, double-blind, placebo-controlled trials — first in 60 women with dull skin, where it was associated with improvements in skin colour, evenness of tone, skin roughness and the harmonisation of skin microcirculation; and in a later trial in women aged 35–65 with visible signs of ageing, where it was reported to \u003c\/span\u003e\u003cspan\u003ereduce wrinkle depth by around 14% and improve skin firmness and elasticity by around 13%\u003c\/span\u003e\u003cspan\u003e. A glow-and-evenness active that complements the formula's structural and hydration ingredients.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eCoriander Seed Extract 200 mg (Sepibliss™ powder by Seppic — France)\u003c\/strong\u003e\u003cspan\u003e A newer, genuinely differentiated active — the first nutraceutical ingredient developed specifically for \u003c\/span\u003e\u003cspan\u003esensitive, reactive skin\u003c\/span\u003e\u003cspan\u003e, and one of the better-characterised in terms of mechanism. Sepibliss™ is derived from coriander seed and built around an unusual fatty acid it's exceptionally rich in: \u003c\/span\u003e\u003cspan\u003epetroselinic acid\u003c\/span\u003e\u003cspan\u003e. In laboratory research, coriander seed oil was shown to act on two specific pathways behind sensitive skin — calming inflammatory signalling (the NF-κB pathway) and dialing down the over-firing of the nerve-sensation receptors (the TRPA1 pathway) that drive stinging and discomfort. That mechanism then held up in people: in a randomized, double-blind, placebo-controlled trial in 60 women with sensitive skin taking a 200 mg daily dose for 56 days, the coriander group showed reduced skin reactivity to mechanical and chemical stress, with further Seppic research reporting soothing and protective effects. Included here in the \u003c\/span\u003e\u003cspan\u003epowder form\u003c\/span\u003e\u003cspan\u003e, so it blends cleanly with the other actives. A soothing, resilience-building active that most beauty formulas don't address at all. (Note: coriander has a \u003c\/span\u003e\u003cspan\u003epending\u003c\/span\u003e\u003cspan\u003e EU skin-related health claim, not yet authorized.)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eWhy RejuvaJoy Is Different\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e✓ \u003c\/span\u003e\u003cspan\u003e100% branded actives\u003c\/span\u003e\u003cspan\u003e — VERISOL®, Ester-C®, Hyabest®, Ceramosides®, Sepitone®, Sepibliss™ ✓ \u003c\/span\u003e\u003cspan\u003eClinically-relevant doses\u003c\/span\u003e\u003cspan\u003e — a full 10 g of collagen, and the exact 30 mg \/ 100 mg \/ 200 mg doses used in the ceramide, bilberry and coriander research ✓ \u003c\/span\u003e\u003cspan\u003eThe complete picture\u003c\/span\u003e\u003cspan\u003e — build (collagen + vitamin C), hydrate (HA + ceramides), brighten (bilberry), and soothe (coriander) ✓ \u003c\/span\u003e\u003cspan\u003eTwo dimensions most formulas ignore\u003c\/span\u003e\u003cspan\u003e — radiance\/even tone, and support for sensitive, reactive skin ✓ \u003c\/span\u003e\u003cspan\u003eNo proprietary blends\u003c\/span\u003e\u003cspan\u003e — every milligram is on the label\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eThe Synergy That Sets It Apart\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eRejuvaJoy supports skin the way skin is actually built and maintained. \u003c\/span\u003e\u003cspan\u003eVERISOL® collagen peptides\u003c\/span\u003e\u003cspan\u003e supply the signalling peptides that prompt firmness and elasticity — and \u003c\/span\u003e\u003cspan\u003eEster-C®\u003c\/span\u003e\u003cspan\u003e provides the vitamin C the body \u003c\/span\u003e\u003cspan\u003erequires\u003c\/span\u003e\u003cspan\u003e to turn those into stable collagen, so the two work as a deliberate pair. \u003c\/span\u003e\u003cspan\u003eHyabest® hyaluronic acid\u003c\/span\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cspan\u003eCeramosides® ceramides\u003c\/span\u003e\u003cspan\u003e then handle moisture from two directions: HA holds water within the skin, while ceramides rebuild the barrier \"mortar\" that stops it escaping. \u003c\/span\u003e\u003cspan\u003eSepitone® bilberry\u003c\/span\u003e\u003cspan\u003e layers in antioxidant and microcirculatory support for tone and radiance, and \u003c\/span\u003e\u003cspan\u003eSepibliss™ coriander\u003c\/span\u003e\u003cspan\u003e calms the inflammatory and nerve-signalling pathways behind sensitive, reactive skin. Build, hydrate, brighten, and soothe — in one daily formula.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eWho It's For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eAnyone who wants to support their skin from the inside out — firmness, hydration, radiance, resilience, and calm. People noticing the first signs of aging and wanting to act early, those further along who want meaningful research-backed support, anyone chasing a brighter, more even complexion, and — distinctively — anyone with \u003c\/span\u003e\u003cspan\u003esensitive or reactive skin\u003c\/span\u003e\u003cspan\u003ewho's been left out by formulas that only chase wrinkles. Anyone who's bought a pretty collagen tub, checked the dose, and realized it was a fraction of what the studies actually used.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eSimple to Take. Built to Last.\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eTake daily as directed. Skin renewal is a gradual process tied to the skin's own renewal cycle — the clinical studies behind these ingredients ran over \u003c\/span\u003e\u003cspan\u003e8 weeks and beyond\u003c\/span\u003e\u003cspan\u003e of consistent daily use. Make RejuvaJoy part of your routine and give it time to show.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eBeautiful skin is built from within. Give it everything it needs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"COSMAS","offers":[{"title":"Default Title","offer_id":48392082194646,"sku":null,"price":70.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/8093\/0774\/files\/Asset39_4000x_82ea1430-1afb-4eb6-8d12-4654564c6fab.png?v=1782393572","url":"https:\/\/cosmas.bio\/products\/rejuvajoy","provider":"COSMAS","version":"1.0","type":"link"}