Trusted in 30+ Countries Around The World

  • High Quality Ingredients

    We source high quality ingredients from trusted partners.

  • Independently Certified

    Rigorously tested by top-tier independent labs for purity and substance.

  • Expert Driven

    Products formulated by world-class experts in the field of longevity.

  • Shipped Internationally

    Customers in 30+ countries and growing.

Ageing is Cell Damage. Simple. We Reverse it.

Cell damage sneaks up on you over time, affecting how you look, feel and live your life. But here are the three power moves to help you fight back.

  • 01

    REPAIR YOUR CELLS.

    Cellular repair is your first line of age-defence. NAD+ boosters, like NMN, supercharge your repair systems.

    Learn About The Base

  • 02

    PROTECT YOUR CELLS.

    Slow down ageing by protecting your cells against toxins and stress with antioxidants, like Resveratrol.

    Learn About The Grape

  • 03

    CLEANSE YOUR CELLS.

    Flush away inflammation and 'zombie cells' with support from Quercetin, so your cells work at their peak.

    Learn About The Zombie
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GET STARTED

The Age Defence™ Kit

Your complete 'repair-protect-cleanse' solution for tackling age-related cell damage head-on.

REPAIR YOUR CELLS

The Base - NMN

$50.00 SGD
$59.00
Sale Sold out
PROTECT YOUR CELLS

The Grape - Resveratrol

$50.00 SGD
$59.00
Sale Sold out
CLEANSE YOUR CELLS

The Zombie - Quercetin

$50.00 SGD
$59.00
Sale Sold out
Total Age Defence Kit™
$177.00 $150.00 SGD
Order Now
90-day money back guarantee
Free shipping world-wide

Over 10 000+ Customers Worldwide.

Excellent / 4.6
1139 reviews

    I've been using NMN, Resveratrol and Quercetin from ForYouth for 2+ years. Within weeks, I saw a difference in my energy, my skin and my cognitive power. The bundle has become a daily staple for my wife and myself.

    Samit M.

    The Age Defence Kit

    I noted a boost in energy and improved sleep. The base takes time.. about 3-4 weeks but effects are obvious. I share the base with my hubby now and recommend others to view it as an investment in health!

    Diana N.

    The Base

    More energy, less knee pain! The customer service is also excellent.

    Kimberley T.

    The Base

    I’m so excited to have found this package that gives me all I need to challenge the hallmarks of aging, and I’m so thankful I found out about this in my early 50s. I’m hooked for life!!

    Melissa W.

    The Age Defence Kit

    I have been tyaking mnm for 30 days and the results have been amazing. From feeling more energetic and better sleep to noticing physical signs both with skin and hair as well as having more strength and stamina at the gym.

    Jason C.

    The Biological Age Test

    I’ve been feeling quite stress lately, especially with work - and have to say I’ve been feeling much more chill and relaxed since taking The Unwind every evening before bed. Getting to the end of the bottle, so will order another one! :)

    Mariam B.

    The Unwind

    I have been taking NMN for 1 month now. Words are a limitation when describing the cognitive improvements in experiencing. Also feeling improved vigor and a creative youthful perspective with recreation and work related tasks.

    Jason D.

    The Base

    The product is well researched and they have excellent customer service. I feel more energetic. Looking forward to a healthier me.

    Aida

    The Skin

    I feel less sluggish in the afternoons and seem to have a bit more mental clarity. While I can't pinpoint dramatic changes, I do feel an overall sense of improved well-being that I'm happy with.

    Leen E. S.

    The Age Defence Kit

    Its been 18 months appx since I started with NMN + Resveratrol + Quercetin after about 8 months the effects were amazing. Just returned from Sking in Japan, strong, healthy and without any pain or stiffness. An investment in life!

    Paul S.

    The Age Defence Kit

    Definitley enjoying The Starter buddle! I've been taking ForYouth products for about a year now and have less inflamation and joint pain.

    Michelle S.

    The Age Defence Kit

    I have a very demanding lifestyle and this product seems to be giving me the edge I need to push through fatigue and focus with more clarity when it's most needed.

    Tommy M.

    The Base

    It has been more than three months of taking the NMN, Resveratrol & Quercetin; and I certainly felt more energetic and able to stay alert for a longer period. Friends around me had also complimented me on my general appearance and that I looked healthy.

    Douglas T.

    The Age Tracker Kit

    The Base has improved my energy levels and peri-menopausal symptoms. I now combine it with The Grape to target additional hallmarks of ageing :)

    Jodie B.

    The Base

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Sleep

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Endurance

Immunity

Sleep

Performance

Energy

Focus

Clarity

Strength

Endurance

Immunity

A Mission to Live Fully

The desire to squeeze every drop out of life is what led me here; not a fear of dying.

So I dove into the best science has to offer, curating ways to slow down ageing, and even reverse it.

People often think getting older has to look and feel a certain way, but we're here to prove otherwise.

— Jeff Duyvesteijn

Read More

Ask Anything

Do you offer a trial or money-back guarantee?

Yes, all For Youth products come with a 90-day guarantee. If you’re not loving your results within 90 days, just return your first order for a full refund—no questions asked.

How do I know your products are safe?

We only source from the best, and we’re all about transparency. Every batch is tested by a top-tier independent lab, and we publish all our testing certificates right here on our site. We don’t just test for safety and purity; we also check the substance and weight of active ingredients, so you know exactly what you’re getting.

What’s the difference between healthspan, lifespan and longevity?

Healthspan is about how long you stay healthy and active, while lifespan is just how long you live. The goal? Maximize the years where you feel your best, not just count birthdays. Longevity is the sweet spot—living healthier, for longer.

Am I too old or too young to start taking longevity supplements?

The choices you make today set the stage for how you’ll feel decades from now. The sooner you start, the better your chances for a longer, stronger life. Whether you’re in your 20s, 40s, or 50s and up—it’s simple: Start now.

Are your nutritional supplements suitable for all genders?

Absolutely. Our supplements are designed for everyone. They target the core of cellular health, which is essential for all genders. That said, individual needs can vary, so it’s worth considering your specific health goals.

How long will it take for me to feel the benefits?

Feeling the benefits can vary depending on the product and the individual. Some effects might kick in within days or weeks, but to really experience the full benefits, especially for long-term cellular health and longevity, it could take up to 12 weeks or more. Consistency is key—check out each product page for a breakdown of what to expect.

I eat well, so why would I need to invest in nutritional supplements?

Eating well is great, but even the healthiest diets can fall short. Modern food processing, soil depletion, and our fast-paced lives can strip nutrients from our meals, leaving gaps in our nutrition. Did you know that over 50% of adults in the U.S. are magnesium deficient? Supplements like NMN help fill those gaps, providing the essential vitamins, minerals, and compounds your body needs for cellular repair, energy production, and protection against ageing and disease.