How to Build a Longevity Supplement Stack: A UK Guide

Vitality Supplements · Ingredient Guide

How to Build a Longevity Supplement Stack

A calm, factual UK guide to what people mean by a “longevity supplement stack” — the layers it is usually organised into, what each ingredient actually is, and a sensible way to start: one thing at a time. This is information about food supplements, not health advice or a recommendation to take anything.

Last updated July 2026 · Written by Vitality Supplements Editorial Team · ~2,600 words · 11 min read
Food supplement information — not medical advice
UK manufactured ISO/IEC 17025 batch tested Certificate of Analysis on request Evidence-referenced
Quick answer
What is a longevity supplement stack, and how should you approach one?

A “stack” is simply the informal name for the set of supplements someone takes together as a routine. “Longevity” here is a category label — the area of interest people are exploring — not a promised outcome. A longevity-interest stack is usually organised into layers: a foundation of well-studied basics, a NAD+ core (NMN and related compounds), a polyphenol layer, and optional targeted add-ons chosen around personal interests.

The sensible way to approach one is unglamorous: start simple, add one thing at a time, give each a fair run, and keep the routine easy to stick to. Supplements are foods, not medicines — speak to a qualified healthcare professional before starting anything, especially if you take medication, are pregnant or breastfeeding, or manage a health condition.

Key takeaways
  • A “stack” is just the set of supplements you take together; “longevity” is the interest area, not a claimed result.
  • Stacks are commonly organised in layers: foundation → NAD+ core → polyphenols → targeted add-ons.
  • Each ingredient is described here factually — what it is and its molecular class — not by any effect on you.
  • Only a few supplements carry authorised claims (e.g. magnesium and creatine); most, including NMN, do not.
  • Start with a small foundation, introduce one product at a time, and keep the routine consistent.
  • These are food supplements. Consult a healthcare professional before starting — this page is not medical advice.

This guide is the hub for our ingredient library. Wherever a compound has its own detailed page — NMN, NAD+, trans-resveratrol, magnesium, creatine and more — we link straight to it so you can go deeper. For the wider picture, see our best longevity supplements UK overview and the longevity protocol.

Layer 1 · The base

The foundation layer

The foundation is where most people begin: widely studied, well-characterised basics. These are the ingredients with the clearest regulatory status — a couple of them carry authorised EU/UK health claims, which we quote below exactly as permitted. Everything else on this page is described factually only.

Magnesium
What it is: an essential dietary mineral, offered here as a multi-form blend. Authorised claims: magnesium contributes to normal muscle function, to a reduction of tiredness and fatigue, to normal functioning of the nervous system, to normal psychological function and to the maintenance of normal bones. What is magnesium? · Forms explained
Creatine
What it is: a compound made from amino acids and stored mainly in muscle. Authorised claim: creatine increases physical performance in successive bursts of short-term, high-intensity exercise (with a daily intake of 3g). Creatine explained
Omega-3 (EPA & DHA)
What it is: long-chain omega-3 fatty acids, here from Antarctic krill oil. A dietary fatty-acid class found in oily fish and marine sources — described factually only.
Why start here
These basics are the best understood and the simplest to build a routine around. A foundation of one or two of them is a reasonable place to begin before considering any of the layers below.

Creatine also has a second authorised claim for regular resistance training in adults over 55 — that daily creatine can increase the effect of resistance training on muscle strength — conditional on at least 3g per day alongside resistance exercise. Beyond these permitted wordings, we make no further claims for any foundation ingredient.

Layer 2 · The core

The NAD+ core layer

This layer is what most people picture when they think of “longevity” supplements. NAD+ (nicotinamide adenine dinucleotide) is a coenzyme found in every cell; the ingredients here are its precursors and commonly paired compounds. These descriptions are biochemical context only — not statements about what any product will do for you. Learn more on our what is NAD+ and what is NMN pages, or see the NMN questions hub.

NMN + trans-resveratrol (1100mg)
What it is: NMN (nicotinamide mononucleotide) is a NAD+ precursor; here it is paired with the polyphenol trans-resveratrol. NMN & Resveratrol 1100mg
NMN + Resveratrol (500mg / 600mg)
What it is: a higher-ratio pairing of NMN with 600mg trans-resveratrol per serving. NMN + Resveratrol 500/600mg
NMN Complete
What it is: a multi-ingredient NAD+ formula — NMN with TMG (trimethylglycine), pterostilbene and apigenin. NMN Complete 1350mg
Liposomal NAD Complex (+ TMG)
What it is: NAD precursors with trans-resveratrol and TMG in a liposomal delivery format. TMG (betaine) is a methyl-donor compound. Liposomal NAD Complex
NMN is a NAD+ precursor — a building-block molecule. That is a description of its chemistry, not a promise about you.

Which format people choose usually comes down to preference: a simple NMN + resveratrol pairing, a more complete multi-ingredient formula, or a liposomal option. For help comparing, see best NMN supplement UK, NMN and resveratrol and NMN + TMG.

Layer 3 · Plant compounds

The polyphenol layer

Polyphenols are a large class of plant compounds. In longevity-interest stacks a few specific ones come up often, usually alongside the NAD+ core. As with everything here, these are factual descriptions of what the compounds are, not claims about effects.

Trans-resveratrol
What it is: a stilbenoid polyphenol found in grapes and Japanese knotweed. In our range it appears within the NMN & Resveratrol formulas above. What is trans-resveratrol?
Pterostilbene
What it is: a polyphenol that is a dimethylated analogue of resveratrol. Pterostilbene 200mg · Guide
Fisetin
What it is: a flavonoid polyphenol found naturally in strawberries and other plants. Fisetin 500mg
How the layer fits
Polyphenols are often taken together with the NAD+ core — which is why several of our NMN formulas already include trans-resveratrol or pterostilbene in the same capsule.
Layer 4 · Optional

Targeted add-ons

The final layer is the most personal. These are single-ingredient products people add around a particular interest — gut, liver, immune, metabolic or cellular topics. None of these is essential to a stack, and each is described here only by what it is. Add-ons are where “more” is least useful: pick based on genuine interest, not on collecting everything.

Spermidine
What it is: a naturally occurring polyamine found in many foods. Spermidine 5mg · Guide
TUDCA
What it is: tauroursodeoxycholic acid, a naturally occurring bile acid. TUDCA 1100mg · Guide
Dihydroberberine
What it is: a hydrogenated form of berberine, a plant alkaloid. Dihydroberberine 550mg · vs berberine
AHCC
What it is: Active Hexose Correlated Compound, a fermented shiitake mycelium extract. AHCC 1000mg · Guide
Lactoferrin
What it is: an iron-binding glycoprotein naturally present in milk. Lactoferrin 250mg · Guide
Urolithin B
What it is: a gut-microbial metabolite of ellagitannins (compounds in pomegranate and berries). Urolithin B 300mg · Urolithin A vs B
Akkermansia
What it is: Akkermansia muciniphila, a gut bacterium, supplied here as a probiotic with the prebiotic inulin. Akkermansia 30 Billion AFU · Guide
Ca-AKG
What it is: calcium alpha-ketoglutarate, a calcium salt of the Krebs-cycle intermediate alpha-ketoglutarate. Ca-AKG 1000mg
The whole picture

Layer → ingredient → product map

The full library at a glance. The middle column is a plain, factual description of each ingredient — its category or molecular class — with no claim about effects. The last column links to the matching product where we make one.

Factual reference table — ingredient descriptions are categorical, not claims of benefit.
Layer Ingredient What it is (factual) Our product
Foundation Magnesium Essential dietary mineral (multi-form blend) Ultimate 8 Magnesium 1000mg
Foundation Creatine Compound made from amino acids, stored in muscle Creatine Monohydrate Gummies
Foundation Omega-3 (EPA/DHA) Long-chain omega-3 fatty acids (marine) Antarctic Krill Oil 1000mg
NAD+ core NMN Nicotinamide mononucleotide, a NAD+ precursor NMN & Resveratrol 1100mg
NAD+ core NMN + trans-resveratrol NAD+ precursor paired with a stilbenoid polyphenol NMN + Resveratrol 500/600mg
NAD+ core NMN Complete NMN with TMG, pterostilbene and apigenin NMN Complete 1350mg
NAD+ core Liposomal NAD complex NAD precursors with trans-resveratrol & TMG, liposomal Liposomal NAD Complex
Polyphenols Trans-resveratrol Stilbenoid polyphenol (grapes, knotweed) In our NMN & Resveratrol formulas
Polyphenols Pterostilbene Polyphenol; a dimethylated resveratrol analogue Pterostilbene 200mg
Polyphenols Fisetin Flavonoid polyphenol (strawberries) Fisetin 500mg
Add-on Spermidine Naturally occurring polyamine Spermidine 5mg
Add-on TUDCA Tauroursodeoxycholic acid, a bile acid TUDCA 1100mg
Add-on Dihydroberberine Hydrogenated form of the plant alkaloid berberine Dihydroberberine 550mg
Add-on AHCC Fermented shiitake mycelium extract AHCC 1000mg
Add-on Lactoferrin Iron-binding glycoprotein found in milk Lactoferrin 250mg
Add-on Urolithin B Gut-microbial metabolite of ellagitannins Urolithin B 300mg
Add-on Akkermansia Gut bacterium (probiotic) with prebiotic inulin Akkermansia 30 Billion AFU
Add-on Ca-AKG Calcium salt of alpha-ketoglutarate Ca-AKG 1000mg

Browse everything together in the longevity collection, or read the best longevity supplements UK overview.

Putting it together

Three example stacks

These are illustrative routines people build as they explore — not prescriptions, recommendations or a suggestion that anyone needs them. They simply show how the layers combine in practice. Where you start and stop is personal, and worth discussing with a healthcare professional.

Starter
Foundation + one core. A minimal routine some people begin with: Ultimate 8 Magnesium, optionally Creatine, plus a single NAD+ product such as NMN & Resveratrol 1100mg.
Core
Foundation + NAD+ + polyphenols. Builds on the starter with Omega-3 krill oil, a more complete NAD+ formula like NMN Complete, and a polyphenol such as Pterostilbene.
Advanced
Core + targeted add-ons. A fuller routine some enthusiasts assemble, adding one or two add-ons by interest — e.g. Spermidine, TUDCA, Akkermansia or Ca-AKG. More is not better — add only what you will actually use.
A note on all three
You do not need to reach “advanced.” Many people stay at starter or core indefinitely. The best stack is the one you take consistently and can afford — not the longest one.
The practical bit

How to start & combine

However many layers you are interested in, the method is the same — and it is deliberately conservative. Good habits matter more than the exact contents of the stack.

  • Introduce one product at a time. Starting several at once makes it impossible to tell how any single one suits you.
  • Give it a fair run. Keep a simple, repeatable routine — same time each day — rather than chopping and changing.
  • Read the label and follow the stated serving. More is rarely better; the serving guidance is there for a reason.
  • Prioritise consistency over count. A small stack taken every day beats a large one taken haphazardly.
  • Check for interactions. If you take medication, are pregnant or breastfeeding, are under 18, or manage a health condition, speak to a doctor or pharmacist before starting.
  • Buy on verified quality. Look for clear labelling, UK manufacturing and independent, ISO/IEC 17025-accredited testing with a Certificate of Analysis available.

For deeper reading, our longevity protocol, glossary and individual ingredient guides go further into the science, always framed as neutral research context rather than advice.

Common questions

Stack FAQ

A “stack” is the informal term for the set of supplements someone takes together as a routine. “Longevity” is used here as a category or interest label — the area people are exploring — not a promised outcome. A longevity-interest stack is usually organised in layers: a foundation of basics, a NAD+ core, a polyphenol layer, and optional targeted add-ons.
Most people start with the foundation layer — something simple and well studied such as magnesium, and perhaps one NAD+ product like an NMN formula — rather than everything at once. Introduce one product at a time so you can tell how each suits you, and speak to a healthcare professional before beginning.
Many people do combine supplements, and several of our formulas already pair ingredients (for example NMN with trans-resveratrol) in one capsule. That said, combining is an individual decision: if you take medication or have a health condition, check with a doctor or pharmacist first, and introduce new products one at a time rather than all at once.
There is no set number, but a stack is only useful if you take it consistently. Many people find a small, steady routine easier to maintain than a long list. If a stack becomes hard to keep up with, hard to afford, or hard to remember, that is usually a sign it is too large rather than too small.
No. The layers are a way of organising options, not a checklist to complete. Plenty of people use only a foundation, or a foundation plus a single NAD+ product, and never add the polyphenol or add-on layers. The add-ons in particular are entirely optional and chosen around personal interest.
These are food supplements sold for general use, but long-term human data varies a lot from ingredient to ingredient, and some (such as NMN) are relatively new. As a general precaution they are not intended for anyone under 18, or during pregnancy or breastfeeding, and anyone on medication or managing a condition should speak to a healthcare professional. Follow the serving guidance on each label.
They differ by formulation. A simple NMN + resveratrol product pairs a NAD+ precursor with one polyphenol; NMN Complete adds TMG, pterostilbene and apigenin; and the Liposomal NAD Complex uses a liposomal format with trans-resveratrol and TMG. Which one people choose is a matter of preference and format — see our best NMN supplement UK comparison.
Yes — especially if you take prescription medication, are pregnant or breastfeeding, are under 18, or manage any health condition. This guide is general information about food supplements, not medical advice, and it cannot account for your individual circumstances. A qualified healthcare professional can.

Start simply

If you are building a routine, most people begin with a foundation and one NAD+ product. Every Vitality formula is UK-manufactured and independently batch tested, with a Certificate of Analysis available on request.

Explore NMN & Resveratrol → Ultimate 8 Magnesium Browse the longevity collection
Continue reading

About the author. This guide was written and reviewed by the Vitality Supplements Editorial Team, a UK supplement manufacturer. Every batch we produce is independently tested by an ISO/IEC 17025-accredited laboratory, with a Certificate of Analysis available on request.

This article is general information about food supplements and is not medical advice, a diagnosis, or a recommendation to take any product. “Longevity” is used as a category of interest and does not imply that any supplement extends life, slows ageing or prevents disease. Individual results and suitability vary. Food supplements are not a substitute for a varied, balanced diet and healthy lifestyle. Always consult a qualified healthcare professional before starting any supplement, particularly if you are under 18, pregnant, breastfeeding, taking medication or managing a health condition. References available on our research references page.