When you buy through our links, we earn a small commission — and that is what funds all the free education here. It never costs you more. Products are not intended to diagnose, treat, cure, or prevent any disease.
What it is
A daily softgel blend that brings together marine omega-3s (EPA and DHA), vitamins D3 and K2, and a wide spectrum of plant antioxidants and carotenoids — among them quercetin, resveratrol, alpha-lipoic acid, CoQ10, lutein, lycopene, and astaxanthin. Taken as four softgels a day, it is built to feed the body's own antioxidant network and everyday renewal pathways across many tissues at once.
Why the evidence supports it
The honest frame for Youth is youthful gene expression — think of it as genetic fasting. Here is why that is credible, not marketing: eating dramatically less (caloric restriction) is the one intervention science has robustly shown, across species, to shift gene expression toward a younger pattern and actually add years to life; LifeGen — Weindruch and Prolla's work, independently replicated and later acquired by Nu Skin — mapped exactly that gene signature. Youth is built to give your genes that same youthful signal without the hunger: its rare mix of omega-3s, resveratrol, quercetin, alpha-lipoic acid, CoQ10, and carotenoids was selected to nudge those same genes, not to chase one antioxidant target. That is why its research reads system-wide rather than single-system — measured support across skin (it is scanner-certified to raise your carotenoid score), brain and cognitive function, everyday metabolism, and even omega-3 index at once, from a blend most diets can't assemble. The honest ladder: the caloric-restriction gene-expression science underneath it is robust and independently replicated; that this finished formula reproduces that shift in you is a real but still-emerging claim. So it supports the cell's Maintain and renewal function broadly, toward a more youthful gene-expression pattern — it does not reset genes or reverse aging.
What it supports
- Supports the body's own antioxidant defenses
- Supports the body's natural renewal and vitality pathways
- Supports a healthy inflammation response already within normal range
- Provides omega-3s and carotenoids that diets often lack
Which function it supports
Ties to the cell's Maintain function — nudging gene expression toward a more youthful pattern (LifeGen's approach, benchmarked on caloric restriction, the one proven lifespan-extending way to shift it) across skin, brain, and metabolism at once. It supports the body's own renewal pathways; it does not reset genes or reverse aging.
Learn the why behind this pillarHow it relates to your cells and mind
Every product here ties back to a specific job your body does. This one touches the functions below — follow either link to see the mechanism in full, then dig into the studies.
What it is made of — and the mechanisms behind it
Each ingredient acts on several of the body's functions. Taken together, this product touches these cell and mind functions — follow any to see the mechanism in full.
The ingredients
Mechanisms drawn from our ingredient knowledge base (14 profiled ingredients). Structure and function only — not a treatment claim.
The science on the ingredients
The association between lutein and zeaxanthin intake and multi-level biological agingEmerging2025
In a US population dataset, higher lutein and zeaxanthin intake was associated with younger biological-age measures, and transcriptome analysis pointed to gene-expression pathways as a possible mechanism, an observational nutrigenomic association.
Tao M; Zhang L; Jiang C; Xiang J; Chen S; Tan S; Sun S — Frontiers in nutrition
Calcium vitamin D or combined supplementation to prevent fractures and fallsEstablishedMeta-analysis2026
No broad favorable fracture or fall effect -- Little to no effect on most fracture and fall outcomes
Not captured in abstract review — BMJ
Harnessing Sunlight Safely for Newborn Care: Balancing Risks and Benefits in Resource-Limited Settings.Clinical trial2026
Review discusses balancing controlled early-morning sunlight exposure, traditionally used to help prevent vitamin D deficiency and manage neonatal jaundice, against UV radiation risks for newborns in resource-limited settings.
Olusanya BO; Boo NY — Tropical medicine & international health : TM & IH
Vitamin D supplementation and its impact on leptin and interleukin-6 in women following religious intermittent fasting: a controlled study.Clinical trial2025
In women practicing religious intermittent fasting, 16 weeks of vitamin D supplementation corrected serum vitamin D deficiency but did not significantly change leptin or interleukin-6 levels.
Karras SN; Michalakis K; Kypraiou M; Al Anouti F; Fakhoury H; Annweiler C; Pilz S; Anemoulis M; Vlastos A; Haitoglou C; Riedmann U; Georgopoulos N; Papanikolaou EG; Tzimagiorgis G — Frontiers in endocrinology
Vitamin D3 as an immunomodulatory agent: molecular mechanisms, clinical translation, and precision therapeutic strategies.2026
Review describes vitamin D3 regulating immune homeostasis via VDR signaling, inhibiting NF-kB and NLRP3 inflammasome pathways while activating Nrf2 antioxidant defenses, with effects varying by individual 25(OH)D levels and VDR gene polymorphisms.
Liu Q; Li Z; Li S; Li Y; Pan H; Tao Y — Frontiers in immunology
Vitamin D and Fracture Healing.2026
A review found that vitamin D supports calcium and phosphate absorption for bone health and fracture healing by regulating immune response, inflammation, and mineralization, with deficiency linked to osteoporosis, osteomalacia, and rickets.
Zaman MS; Ullah MI — Advances in experimental medicine and biology
High-dose vs standard-dose vitamin D and sleep in early childhood: A randomized clinical trial.2026
Randomized trial found high-dose versus standard-dose vitamin D3 supplementation showed no benefit for child sleep up to 24 months, though children with higher 25(OH)D levels at 12 months had fewer sleep disturbances at 24 months.
Seppälä V; Holmlund-Suila E; Hauta-Alus H; Sandboge S; Kajantie E; Rosendahl J; Enlund-Cerullo M; Valkama S; Mäkitie O; Andersson S; Räikkönen K; Heinonen K — Sleep medicine
Consensus statement on vitamin D role in metabolic health.2026
A consensus statement from vitamin D experts found that low vitamin D levels are linked to increased cardiovascular disease and diabetes risk, with supplementation shown to improve glycemia and reduce progression to diabetes in some studies.
Giustina A; di Filippo L; Aleksova A; Bollerslev J; Colao AM; Dawson-Hughes B; Donini LM; Ebeling PR; Lazaretti-Castro M; Lorusso R; Luzi L; Marcocci C; Minisola S; Napoli N; Pittas AG; Rizzoli R; Rovere Querini P; Santini F; Schafer AL; Virtanen JK; Bilezikian JP — Metabolism: clinical and experimental
Messages for ultraviolet-radiation protection to fair-skinned populations.2026
A public health project developed evidence-based educational messaging on ultraviolet radiation protection aimed at reducing skin cancer risk in fair-skinned populations, given continued increases in melanoma incidence.
Brochez L; Garbe C; Amaral T; Arenberger P; Astratinei V; Autier P; Berwick M; Bylaite M; Boonen B; Del Marmol V; Dreno B; Fargnoli MC; Green AC; Greinert R; Hauschild A; Harwood CA; Hoorens I; Kandolf L; Kaufmann R; Kelleners-Smeets N; Lallas A; Lebbé C; Leiter U; Lim HW; Longo C; Malvehy J; Moreno D; Östman F; Pellacani G; Peris K; Robert C; Ryll B; Saiag P; Schadendorf D; Soyer P; Spurrier-Bernard G; Stockfleth E; Stratigos A; Uhara H; Vieira R; Weinstock MA; Whitaker D; Whiteman DC; Zalaudek I; Forsea AM; EADO Task Force for Prevention and Early Detection of Skin Cancer — Journal of the European Academy of Dermatology and Venereology : JEADV
25-Hydroxyvitamin D3 metabolism modulates the effect of variable UV exposure on 25-hydroxyvitamin D3 plasma concentrations.2026
25-hydroxyvitamin D3 concentrations are shaped more by vitamin D synthesis and degradation kinetics than directly by UV exposure, producing similar summer peaks across European sites despite differing sunlight levels.
Scholze A; Shinkov A; Slavov GS; Luman M; Vallianou N; Petrauskiene V; Stubnova V; Wilson T; Shen J; Geladari E; Trigkidis K; Assing K; Bumblyte IA; Gunga HC; Kambezidis HD; Rasmussen LM; Tepel M; Hirche F; Steinach M; Stangl GI; Feister U; Tan Q — Communications medicine
Clinical practice recommendations for the diagnosis and management of X-linked hypophosphataemia.2025
A clinical practice review describes X-linked hypophosphatemia as a rare genetic bone disorder causing excess FGF23 hormone and phosphate wasting, historically managed with phosphate and vitamin D supplements and now increasingly treated with the FGF23-neutralizing antibody burosumab.
Haffner D; Emma F; Seefried L; Högler W; Javaid KM; Bockenhauer D; Bacchetta J; Eastwood D; Biosse Duplan M; Schnabel D; Wicart P; Ariceta G; Levtchenko E; Harvengt P; Kirchhoff M; Gardiner O; Di Rocco F; Chaussain C; Brandi ML; Savendahl L; Briot K; Kamenický P; Rejnmark L; Linglart A — Nature reviews. Nephrology
Vitamin K2 Extends Lifespan by Alleviating Mitochondrial Stress via the JNK-1/SIR-2.1/DAF-16 Signaling Axis in Caenorhabditis elegans.2026
In C. elegans, low-dose vitamin K2 at 5 micromolar extended lifespan and improved stress resistance by maintaining mitochondrial morphology through the JNK-1/SIR-2.1/DAF-16 signaling axis, while higher doses were toxic.
Guo SY; Li YQ; Piao H; Zheng WF; Li SQ; Liu ZY; Lv JT; Kong Y; Li QF; Wang YZ; Li SZ; Zhao CL; Li S — Aging cell
Integrative approaches to perimenopause.2026
A review of perimenopause found that supplements including calcium, vitamin D, magnesium, and vitamin K2 are used to support bone health, alongside lifestyle and hormone-based approaches for symptom management.
Kennard A; Saunders KT — The American journal of medicine
Vitamin K2 Alleviates Insulin Resistance Associated Skeletal Muscle Atrophy via the AKT/mTOR Signalling Pathway.2025
In high-fat-diet mice and a 102-person trial with type 2 diabetes patients, vitamin K2 supplementation improved grip strength, muscle mass, and blood sugar control (HbA1c, HOMA-IR), working through activation of the AKT/mTOR pathway that promotes muscle protein synthesis.
Zhang Y; Wang Y; Ming Z; Li B; Qi H; Xie H; Wang G; Chen J; Duan L; Li R; Li Y — Journal of cachexia, sarcopenia and muscle
AS-IV Attenuates Oxidative Stress-Induced Apoptosis in Zebrafish via Modulation of the AKT/NRF2/HO-1/Caspase-3 Signaling Axis.2025
In zebrafish, Astragaloside IV reduced menadione-induced oxidative stress mortality and developmental abnormalities in a concentration-dependent manner via modulation of the AKT/NRF2/HO-1/Caspase-3 signaling axis.
Dai J; E Z; Bi Y; Yin Z; Wang Y; Wang X; Jia X; Zou B — Molecules (Basel, Switzerland)
Eicosapentaenoic acid reprograms cerebrovascular metabolism and impairs repair after brain injury, with relevance to chronic traumatic encephalopathy.2026
In a fish-oil diet model, EPA accumulated in the brain but was depleted after repetitive mild brain injury, coinciding with impaired vascular repair and angiogenesis relevant to chronic traumatic encephalopathy.
Karakaya E; Berber B; Eskiocak O; Edwards J; Barker RB; Jamil S; Li W; Abdul Y; Ericsson M; Stein T; McKee A; Ergul A; Beyaz S; Albayram O — Cell reports
Eicosapentaenoic acid attenuates hyperoxia-induced lung injury via p38 MAPK/NF-κB-mediated regulation of glycolytic reprogramming.2026
In cell and animal models of hyperoxia-induced lung injury, eicosapentaenoic acid reduced damage by regulating p38 MAPK/NF-kB signaling and glycolytic reprogramming, building on lung-protective effects seen in COPD and asthma models.
Chen S; Gan L; Qu S; Yu K; Guo H; Lai R; Cui J; Li Y — International immunopharmacology
Dysregulation of Oral Microbial Eicosapentaenoic Acid Induced by Chronic Restraint Stress Exacerbates Periodontitis via M1 Macrophage Polarization.2026
In mice, chronic restraint stress worsened periodontitis by altering oral microbiota and depleting eicosapentaenoic acid, while EPA supplementation reduced periodontitis severity linked to M1 macrophage polarization.
Luo S; Lou F; Yang P; Zhang Y; Yan L; Dong Y; Yang B; Wang H; Liu Y; Pu J; Cannon RD; Xie P; Ji P; Jin X — Advanced science (Weinheim, Baden-Wurttemberg, Germany)
Specialized pro-resolving mediators and autoimmunity: Recent insights and future perspectives.2025
Specialized pro-resolving mediators help shut down inflammation and restore tissue homeostasis after acute injury, and disrupted biosynthesis of these mediators is implicated in chronic rheumatic and autoimmune conditions.
Vomero M; Lamberti L; Corberi E; Currado D; Marino A; Berardicurti O; Fava M; Leuti A; Maccarrone M; Giacomelli R; Navarini L — Autoimmunity reviews
Effect of eicosapentaenoic acid on innate immune responses in Atlantic salmon cells infected with infectious salmon anemia virus.2025
In Atlantic salmon cells, higher EPA concentrations combined with viral infection activated ferroptosis-related gene expression and oxygen radical formation pathways, a pattern not seen with EPA or infection alone, suggesting ferroptosis may limit viral replication.
Holmlund I; Ahmadi S; Ruyter B; Østbye TK; Bou M; Gjøen T — Virology journal
Eicosapentaenoic Acid (EPA) Alleviates LPS-Induced Oxidative Stress via the PPARα-NF-κB Axis.2025
In LPS-stimulated macrophages, EPA reduced inflammatory cytokines including IL-1b and oxidative stress, acting through the PPARalpha-NF-kB axis relevant to metabolic endotoxemia linked to obesity and type 2 diabetes.
AlAbduljader H; AlSaeed H; Alrabeea A; Sulaiman A; Haider MJA; Al-Mulla F; Ahmad R; Al-Rashed F — Oxidative medicine and cellular longevity
Fish oil reduces intestinal fat absorption by promoting lacteal junction zippering via GPR120-VEGFR3-MLCK pathway.2026
In high-fat-diet mice and lymphatic endothelial cells, fish oil components DHA and EPA reduced intestinal fat absorption by promoting lacteal junction zippering through the GPR120-VEGFR3-MLCK signaling pathway.
Wang J; Cai L; Liu J; Zhang F; Zhang G; Kang H; Ren G; Yan L; Zhang Y; Pan Z; Liu S; Zhu C; Wu R; Wang L; Shu G; Jiang Q; Wang S — Journal of advanced research
Efficacy of omega-3 fatty acids as a functional food: a multifaceted approach to health reinforcement.2026
A review found that EPA reduces oxidative stress in brain tissue and supports cardiovascular and metabolic health, while DHA enhances mitochondrial biogenesis and fatty acid oxidation, with omega-3s showing anticancer effects in preclinical studies.
Ahmad MF; Alsayegh AA; Khanam A; Ahmed A; Raposo A; Bantun F; Zeyaullah M; Babalghith AO; Aldairi AF; Mozaffar B; Bajahzer MF; Abdelrahman MH; Alam MI — Journal of the science of food and agriculture
Deuterated polyunsaturated fatty acids alleviate in vitro skeletal muscle dysfunction induced by oxidative stress.2026
Deuterating PUFAs like EPA and DHA at the bis-allylic position was studied as a strategy to limit lipid peroxidation while preserving normal fatty acid metabolism, protecting muscle cells from oxidative-stress-induced dysfunction.
Lu X; Sharko OL; Shmanai VV; Shchepinov MS; Markworth JF — Free radical biology & medicine
Balanced by design — we show supporting and contradicting findings. Search all studies
No product works in isolation
Every cell function above — Sense, Exchange, Transform, Build, Maintain, Adapt — needs the same broad base of optimal micronutrient levels running underneath it, all the time. ageLOC Youth is not a stand-alone fix; it is one piece that plugs into that larger system. The foundation comes first, and this supports it.
Stacks well with
Pick your goal — here is what ageLOC Youth pairs with for each. Nothing works in isolation; these share the same systems.
For Epigenetics
For Foundation Nutrition
For Energy & Mitochondria
For Eyes
Foundational, or targeted?
Not everything in the shop is meant to be taken forever. Some products here are foundational — a daily nutrient base built for long-term, ongoing use. Others are targeted -- shorter-term support for a specific season, not a lifelong habit. If you are not sure which one this is, that is a fair question to ask us before you buy.
Learn more, on your terms
Do not take our word for it — go read. Each topic below opens a pre-loaded search so you can explore the nutrient, the mechanism, or the device for yourself.
Search the full studies libraryHow to use it
Take four softgels daily with a meal that contains some fat, since many of the nutrients are fat-soluble. Splitting them across two meals is fine. Follow the label.
Where to get it
We are lining up the best way to get this one to you. In the meantime, reach out and we will point you the right way — or browse the full shop to see every product.
See the full shopThe studies
See the research behind the science we point to.
Explore studiesThe blog
Plain-language reads on how it all fits together.
Read the blogOptimal nutrients are the definition of longevity
Long-term cell function depends on having what it needs, at the level it needs it, for as long as it needs it. That is the whole thesis behind everything we point you to here.
When you buy through our links, we earn a small commission — and that is what funds all the free education here. It never costs you more. Products are not intended to diagnose, treat, cure, or prevent any disease.
ageLOC Youth is a broad daily softgel blend bringing together marine omega-3s, vitamin D and K2, and a wide range of plant antioxidants and carotenoids such as quercetin, resveratrol, CoQ10, lutein, and astaxanthin. It is built to support the body's own antioxidant defenses and renewal pathways. It fits people who want a genuinely broad antioxidant-and-omega base.
Common questions
What does ageLOC Youth support?+
It supports the body's own antioxidant defenses, its natural renewal and vitality pathways, and a healthy inflammation response already within normal range, while providing omega-3s and carotenoids that diets often lack.
How do I take it?+
Take four softgels daily with a meal that contains some fat, since many of the nutrients are fat-soluble. Splitting them across two meals is fine. Follow the label.
What makes it different?+
It is a thoughtfully built, wide-ranging antioxidant-and-omega blend. The honest claim is simple and still worthwhile — it supports the body's own renewal and antioxidant systems; it does not reset genes or reverse aging.