Aeternum Longevity Supplements
The brand that sells the actual next-gen longevity molecules à la carte, at a fraction of single-molecule-brand pricing.
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QUICK VERDICT
The rare longevity supplement brand that carries the entire next-gen molecule shelf - Urolithin A, Fisetin, GlyNAC, NMN, TND1128 - à la carte, instead of charging single-molecule-brand prices for one of them.
- Best for
- Biomarker-literate longevity buyers already running multiple molecules who want to escape single-molecule-brand pricing, readers specifically after Urolithin A / Fisetin / GlyNAC at sane prices, anyone who values published third-party COAs over marketing claims.
- Skip if
- You are new to longevity supplements (start with a foundational stack like AG1 or Thorne), you want a pre-formulated all-in-one rather than à la carte molecules, or you need the deepest published-validation tier (Timeline's Urolithin A has the most brand-specific clinical data even at the price premium).
- Tier
- Mid
Most of the longevity-supplement market is built on single-molecule brands: Timeline charges $90-120/mo for Urolithin A alone, Tru Niagen charges $50-90/mo for NR alone, and so on. The economics work for the brands and badly for the buyer who wants to run several of the evidence-backed molecules at once. Aeternum is the counter-position: a single brand carrying the full shelf, each molecule priced à la carte at a fraction of the single-molecule incumbents.
The shelf is genuinely the current research frontier, not a generic multivitamin reskin. Urolithin A (the mitophagy compound behind Timeline Mitopure) from $65 versus Timeline's $90+. Fisetin ($45-79), the senolytic flavonoid from the Mayo Clinic clearance research. GlyNAC ($34.90), the glycine + NAC combination from the Baylor trials on aging biomarkers. NMN 100g powder ($59.90) for NAD+ support. And TND1128 ($99), a more experimental B3-derivative NAD precursor for the deeper-end buyer. The X19 night serum ($29.90) extends the line into topical.
What makes this catalog-worthy rather than just-another-supplement-brand: third-party testing with published Certificates of Analysis on every product, which is the single most important trust signal in a category full of underdosed and mislabeled products.
The honest caveat: à la carte means you are assembling your own protocol rather than buying a pre-formulated stack, which suits the biomarker-literate reader and overwhelms the beginner. For the longevity-curious first-timer, a foundational stack (AG1, Thorne) is the better entry. For the reader already running NMN + Urolithin A + senolytics who is tired of paying single-molecule premiums, Aeternum is the value play.
Biomarker-literate longevity buyers already running multiple molecules who want to escape single-molecule-brand pricing, readers specifically after Urolithin A / Fisetin / GlyNAC at sane prices, anyone who values published third-party COAs over marketing claims.
You are new to longevity supplements (start with a foundational stack like AG1 or Thorne), you want a pre-formulated all-in-one rather than à la carte molecules, or you need the deepest published-validation tier (Timeline's Urolithin A has the most brand-specific clinical data even at the price premium).
Specifications
Most often compared with
Where this fits
The Aeternum Company Longevity Molecule Range (NMN, Urolithin A, Fisetin, GlyNAC, TND1128) cross-shops across several editorial surfaces on this site: the full brand catalog and the buyer-intent tags this item carries.
The Aeternum Company Longevity Molecule Range (NMN, Urolithin A, Fisetin, GlyNAC, TND1128) - buyer FAQ
Aeternum Urolithin A vs Timeline Mitopure - what is the difference?
Same molecule (Urolithin A, the mitophagy compound), very different price. Timeline Mitopure runs $90-120/mo and has the most brand-specific published clinical data (their own funded trials). Aeternum Urolithin A is from $65 with third-party COAs but without Timeline's brand-specific trial portfolio. If you want the molecule at a sane price and trust third-party testing, Aeternum. If you want the exact formulation studied in the published Mitopure trials, Timeline.
What is the difference between all these molecules - which should I take?
They target different aging pathways. NMN raises NAD+ (cellular energy). Urolithin A drives mitophagy (clearing damaged mitochondria). Fisetin is a senolytic (clearing senescent "zombie" cells). GlyNAC (glycine + NAC) supports glutathione and was studied for multiple aging biomarkers in the Baylor trials. Most informed buyers run NMN + Urolithin A as a base and add Fisetin in periodic "senolytic" cycles. This is a protocol you assemble, not a one-pill answer - which is why it suits experienced buyers.
Is the third-party testing legit?
Aeternum publishes Certificates of Analysis (COAs) per product, which is the meaningful trust signal in a category where underdosing and mislabeling are common. A COA shows the actual measured content vs the label claim from an independent lab. Always confirm the COA date matches your batch - testing is only as good as how current it is.
Why is Aeternum cheaper than the single-molecule brands?
Single-molecule brands (Timeline, Tru Niagen) spend heavily on brand-specific clinical trials and marketing, and price the premium into one molecule. Aeternum carries the full shelf à la carte and competes on price + third-party testing rather than proprietary trials. The trade is less brand-specific clinical data per molecule; the win is running several evidence-backed compounds without paying three single-molecule premiums.
Aeternum Longevity Supplements
$29.9 to $329 · Verified 2026-07-09
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