Skip to product information
1 of 14

LONDEVITY®

100% Dark Clinical Functional Chocolate Bar

100% Dark Clinical Functional Chocolate Bar

(4.93/5 32 reviews)

You daily longevity ritual in chocolates

Luxury Chocolate Meets Cellular Science

Crafted in London by Dr. Edouard (Director of the London Longevity Institute), this collection of 100% non-bitter dark chocolate is naturally sweetened with monk fruit.

A 100% dark chocolate recipe chosen to favour cocoa polyphenols while minimising fat content, using only non-alkalized cocoa mass.

Very low in sugar (about 1% sugar via fibers - to be compared with 30% or 50% in many chocolates) Yet, non-bitter, thanks to glycine and pure monk front extract
The right dose ranges of the added key nutrients, written on the front of the box, according to the scientific litterature. Dark chocolate, glycine, cysteine and creatine at such levels notably have diverse longstanding scientific evidence for diverse health benefits and lower all-cause mortality.
No known allergen, No gluten, No artificial sweetener, no emulsifier, no animal-derived ingredient; very low in salt.
Handcrafted in London in small batches. Eco-friendly packaging (ex: 100% recycled paper)

Zero Sugar
zero sugar
Vegan
vegan
Nutrient Dense
50% nutrient dense
BUY MORE & SAVE
Function
Regular price £6.99 GBP
Regular price Sale price £6.99 GBP
Sale Sold out
Taxes included. Shipping calculated at checkout. 10 boxes+ shipping free
Production icon
Small-batch UK production
Checkout icon
Secure checkout
Guarantee icon
30-day satisfaction guarantee
View full details

Your daily longevity routine you'll actually stick to

Built on 25 years of longevity science and refined over a full year, Longevity delivers high-impact, targeted nutrition in a delicious format. With a high concentration of active nutrients—far beyond typical functional chocolates—it replaces complex supplement routines with a simple premium ritual you’ll actually look forward to every day.

The Break down

Performance & Metabolic Support(Muscle Up, Longevity Mix)

⭐ 3 g Creatine: Supports strength, cellular energy production, and brain function.

⭐ 3 g Leucine: A key amino acid that supports muscle protein synthesis.

⭐ 5 g Chia & Flax Seeds: Rich in omega-3 fatty acids and plant nutrients that help support inflammation balance.

Gut & Micronutrient Support (Longevity Mix Bar)

⭐ 1 g Prebiotic Fibre (Inulin or Acacia): Supports the gut microbiome.

⭐ 0.5 g Red Fruit Extracts: Pomegranate and bilberry provide antioxidant polyphenols associated with cardiovascular health.

⭐ 0.5 g Multivitamin & Mineral Blend: Provides approximately 70% of daily micronutrient needs, including vitamin D and methylfolate.

Metabolic, Recovery & Sleep Support(Recovery & Sleep, Matcha & Longevity Mix)

Glycine & Cystine: Targets cellular renewal, calms bitterness, and fuels the liver to produce glutathione (the body's master antioxidant).

⭐ 1 g Potassium Citrate + 0.3 g Magnesium Bisglycinate: Supports electrolyte balance, muscle recovery, and metabolic function.

⭐ 0.5 g Cinnamon: Traditionally used to support healthy glucose metabolism.

Premium Dark Chocolate (All Bars)

Longevity is built on a high-quality, 100% non-bitter dark chocolate base that naturally contains:

⭐ Cocoa polyphenols

⭐ Theobromine

⭐ Natural antioxidants

Naturally sweetened with monk fruit extract for an ultra-low-sugar, premium taste profile.

Ingredients
D3 Vitamin K2 Zinc

D3 Vitamin K2 Zinc

We pair D₃ with Vitamin K₂ (100 μg) to ensure calcium is directed to bones, not arteries, supporting heart health and bone density, adding Zinc for immunity, DNA repair, and antioxidant enzymes.

Prebiotics

Prebiotics

Prebiotics, like inulin, work together to promote the growth of healthy bacteria and gut microbiome function.

Vitamins & minerals

Vitamins & minerals

Vitamins and minerals are micronutrients that support energy production for daily function, like B complex and vitamin B12

N-Acetylcysteine & Glycine

N-Acetylcysteine & Glycine

N-Acetylcysteine helps replenish one of the body’s most powerful defenses against free radicals, which is crucial as we age. Glycine by itself can mimic longevity benefits of calorie restriction and support metabolic health.

Amino Acids

Amino Acids

Selected amino acids work together to boost glutathione, the body's master antioxidant. Help repair damage and reserse again

Customer Reviews

nutritiongems
nutritiongems external-Tick-in-Circle-ui-glyph-silhouettes-icons-papa-vector
2024.01.17
★ ★ ★ ★ ★

I love dark chocolate anyway, but these were really delicious, and contain so many good ingredients to support your health. Also, some were lip shaped! 👄 What's not to like?!

Item type Longevity Mix - Longevity Chocolates To Support Healthy Aging
Longevity Mix - Longevity Chocolates To Support Healthy Aging
tamlouisesmith
tamlouisesmith external-Tick-in-Circle-ui-glyph-silhouettes-icons-papa-vector
2024.01.17
★ ★ ★ ★ ★

I didn’t expect chocolate to become part of my wellness routine… but here we are 🍫✨.I’ve been having them consistently and I’m genuinely seeing a difference with more energy, fewer cravings, and an easy routine I actually stick to!

Item type Longevity Mix - Longevity Chocolates To Support Healthy Aging
Longevity Mix - Longevity Chocolates To Support Healthy Aging
Barbara C.
Barbara C. external-Tick-in-Circle-ui-glyph-silhouettes-icons-papa-vector
2024.01.17
★ ★ ★ ★ ★

I take Londevity Chocolate with me everywhere. It’s my little daily ritual that actually feels good for me.

Item type Slimart blend - longevity chocolates for weight management
Slimart blend - longevity chocolates for weight management
EmilyCook
EmilyCook external-Tick-in-Circle-ui-glyph-silhouettes-icons-papa-vector
2024.01.17
★ ★ ★ ★ ★

I can’t believe something this tasty is actually good for me. I used to struggle with afternoon crashes and brain fog, but since I started eating these longevity chocolates, my energy has been steady and my mind feels sharper. I feel more balanced overall, and my skin even looks clearer and more radiant. My only complaint? I now have to hide them from my husband.

Item type ImuPlus - Chocolates To Support A Strong Immune System
ImuPlus - Chocolates To Support A Strong Immune System
Martin C.
Martin C. external-Tick-in-Circle-ui-glyph-silhouettes-icons-papa-vector
2024.01.17
★ ★ ★ ★ ★

I work in sales, so my days can get pretty hectic with long hours, and a lot of stress. I used to feel drained by midday, struggling with brain fog and feeling sick far too often. I was very skeptical at first (about Londevity Chocolates), but I’ve noticed a real difference after a few weeks. My energy levels stay steady, my focus is sharper, and I actually feel more awake and alert throughout the day. Even my joints don’t ache like they used to after long hours at my desk or driving between meetings.

Item type Longevity Mix - Longevity Chocolates To Support Healthy Aging
Modern Pet Portrait – One Pet
Nancy T., CPA
Nancy T., CPA external-Tick-in-Circle-ui-glyph-silhouettes-icons-papa-vector
2024.01.17
★ ★ ★ ★ ★

As an accountant, my schedule during busy season is nonstop — I often used to skip meals or grab something quick and regrettable between client calls. By mid-afternoon, I’d be exhausted, foggy, and just running on caffeine. I started having Londevity Meal Replacement Cookies at my desk after seeing their Ads, and the difference has been amazing. They taste great, actually keep me full, and I don’t get that crash later in the day. I feel more focused, my energy stays steady, and I even have enough left at the end of the day to take my dog for an extra-long walk. These cookies have become my little lifesaver during tax season!

Item type LONDEVITY® Meal Replacement Chocolate Cookies - 3 mealsRegular price£34.95 GBP
LONDEVITY® Meal Replacement Chocolate Cookies - 3 mealsRegular price£34.95 GBP
Francesco
Francesco external-Tick-in-Circle-ui-glyph-silhouettes-icons-papa-vector
2024.01.17
★ ★ ★ ★ ★

After recovering from COVID, I struggled with constant fatigue, brain fog, and joint stiffness. I also hated swallowing pills, so taking big pills every day just wasn’t working for me. I bought a few boxes of LONDEVITY Chocolates a couple of months ago just to see what the hype was about, and I’ve been amazed by the results and I am hooked. They’re delicious, easy to take, and after a few weeks, I noticed real improvements. My energy came back, my mind felt clearer, and even my joints felt looser. I’m moving more, feeling better, and actually enjoying life again. All thanks to a bit of chocolate every day.

Item type LONDEVITY® Meal Replacement Chocolate Cookies - 3 mealsRegular price£34.95 GBP
LONDEVITY® Meal Replacement Chocolate Cookies - 3 mealsRegular price£34.95 GBP
Kaylasnutrition
Kaylasnutrition external-Tick-in-Circle-ui-glyph-silhouettes-icons-papa-vector
2024.01.17
★ ★ ★ ★ ★

It’s become part of my morning routine. I crave it less for sugar, more for that rich, satisfying taste.

Item type Joints & Collagen- Longevity Chocolates Crafted To Support Joints,Skin & Hair
Joints & Collagen- Longevity Chocolates Crafted To Support Joints,Skin & Hair

FAQs

How do I know if Londevity is right for me?

Londevity is perfect for anyone who wants to support their health in a convenient and enjoyable way. Each product is packed with nutrients that are clinically shown to help slow visible signs of aging, while also boosting daily wellness.

As with any supplement, if you have health conditions or take medications, it’s a good idea to check with your healthcare provider before starting.

When should I expect to see Londevity benefits?

Results may vary depending on the individual. Some people notice benefits within a few days, while for others it may take a few weeks of consistent use.

What kind of benefits can i expect from taking Londevity

Londevity functional foods are crafted to deliver the power of over 20+ supplements in every serving. Depending on the variety you choose, benefits include:


  • Anti-Aging Support – nutrients that help reduce visible signs of aging and promote healthier skin.

  • Energy & Vitality – ingredients designed to fight fatigue and keep you feeling active throughout the day.

  • Immune System Boost – vitamins and minerals that help strengthen your natural defenses.

  • Skin, Hair & Nail Health – antioxidants and collagen-supporting nutrients for a youthful glow.

  • Overall Wellness – a balanced mix of essentials to fill nutritional gaps in your daily routine.

Because Londevity comes in different varieties, you can choose the formula that best fits your lifestyle and health goals—all while enjoying the delicious taste so it is not a chore.

What makes Londevity different from other nutritional products?

Unlike typical supplements that come as pills or powders, Londevity delivers the benefits of 20+ essential nutrients in the form of chocolates or coffee. But what truly sets it apart is the science and expertise behind it.


  • Well-Researched Anti-Aging Formula – developed using cutting-edge research on nutrients clinically shown to help slow visible signs of aging.

  • Created by an Expert – formulated under the guidance of the Director of the London Longevity Research Institute, ensuring every serving is backed by science, not just marketing.

  • Variety of Options – tailored blends for energy, immunity, skin health, or overall vitality.

  • A Treat, Not a Task – instead of choking down pills, you’ll look forward to your daily dose of wellness in a delicious form.
What products does Londevity replace?

Depending on the variety you choose, each piece can replace or reduce the need for:


  • Multivitamins – covering essential daily nutrients.

  • Anti-Aging Supplements – antioxidants and ingredients shown to help slow visible signs of aging.

  • Skin, Hair & Nail Formulas – collagen-supporting nutrients for a youthful glow.

  • Immune Boosters – vitamins and minerals that strengthen your defenses.

  • Energy & Vitality Supplements – ingredients that help combat fatigue and support daily performance.
Where is it made?

Formulated and handcrafted in London, UK by the London Longevity Clinic.

Can i take them with other supplements or medications?

Always check with your doctor if you’re on medication, pregnant, or managing a condition. LONDEVITY™ is food-based, but it's always best to consult if in doubt.

Is this vegan or allergen free?

Yes our products are vegan, but may contain traces of soy or nuts. It is gluten-free and made without added sugar.

Ingredients list

Longevity Mix

Concept: A comprehensive, well-balanced nutritional composition engineered to counteract common deficiencies, especially those related to aging.

The Blend: 100% dark chocolate base.

Key Ingredients:Core Actives: Includes the foundational benefits of the other bars (glycine, creatine, cystine, leucine, and pea proteins).Vitamins & Minerals: Targets typical daily deficiencies. Includes methylfolate for optimal absorption in individuals with reduced methylation capability.Superfoods & Extracts: Chia seeds and carefully selected red fruit extracts for a diverse profile of healthy polyphenols.Choline: Added because most diets lack sufficient intake (such as eating at least one egg a day).

Sweetener: Enhanced with monk fruit extract.

Recovery & Sleep

Purpose: Perfect for winding down when the end of days and weeks get demanding.

The Blend: 100% dark chocolate base.

Key Ingredients:Glycine: Gradually favors deep, restful sleep.Cystine & Glycine: Fuel the liver to produce glutathione, the body's major antioxidant, when needed.Magnesium: Promotes physical and mental relaxation.

Sweetener: Enhanced with monk fruit extract.

Muscle Up

Concept: A protein bar disguised as a premium chocolate bar.

The Blend: 100% dark chocolate base.

Key Ingredients:Creatine: Increases brain and muscle strength.Leucine & Pea Protein: Stimulate and favor muscle synthesis.

Sweetener: Enhanced with monk fruit extract.

Matcha Choco

The Blend: 100% dark chocolate base + matcha.

Key Features: Infused with glycine to naturally tame the bitterness.

Sweetener: Enhanced with monk fruit extract for a subtle, sweet touch.

Absolute Dark

Purpose: Created specifically for those looking for a delicious, ultra-low-sugar chocolate experience.

The Blend: Pure 100% dark chocolate.

Sweetener: Rounded out with monk fruit extract for just a hint of sweetness.

Help Build the Future of Longevity

Built in London • Backed by longevity science

We’re not just building a chocolate. We’re building a new category: functional longevity food. And we’re looking for the right people to grow with us.

Host

Event & Venue Partners

Bring the Londevity experience to your London-based audience. Ex: we were invited in évents to test the biological age of participants (TimeXtension kit) in exchange of having a coffee chocolate stand for free, this is something we are happy to pursue, if you organise some event! It is a fun animation and make people come back invited in next versions of the event to see how their biological age evolved. If at work you are interested to have us présent our coffee chocolate, we are happy to do that too!

Collaborate

Distribution & Media

Scale our reach through retail, content, or co-branding.
Ex: we have started to partner with hotels and clinics to distribute our products and/or while-label them

Invest & Advise

Strategic Growth

Join our journey as a strategic operator or investor.

Innovate

Feedback & Ideas

Help us refine the science. Get early access & rewards.
Ex: we have started to make a structured facebook group (yes quite an innovation!) to simultaneously synthesise and dig into nutrition+longevity science

Tell Us in a Few Lines

What are you thinking? An idea, an introduction, feedback, or an opportunity. Leave your message and contact details below.

Submit Your Idea, We read every message

Contact form