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O3 Ultra Pure Fish Oil

Omega · Softgel · 40 portioner#4 / 36 in Omega
8.6
Overall score · out of 10
8.6
Overall score · out of 10
Dose vs. studies9.1
Transparency9.0
Value7.8
Community6.0
Formulation8.0
Tier 3
Ingredient RCT (matching dose)
The ingredient was tested in an RCT at the same dose this product sells.
Redaktionellt score, paid $0 No affiliate link Tested by independent lab Public analysintyg Sample received: No
How we scored this product Show the full breakdown
Composite How this 8.6 is built. 0.55 × 9.1 + 0.20 × 9.0 + 0.10 × 7.8 + 0.10 × 6.0 + 0.05 × 8.0 = 8.6 out of 10. Säkerhet caps applied after. 8.6
8.6 composite
Dose vs. studies55%9.1
Transparency20%9.0
Value10%7.8
Community10%6.0
Formulation5%8.0

Bevisning gates dose: the evidence grade sets the ceiling, and the dose decides how much of that ceiling the product reaches. Value = inverse of price-per-trial-dose-day. Community = mean sentiment of external reviews. Säkerhet caps applied after weighting.

This score is our editorial judgment, not a scientific standard. We combine published evidence, dose, price, transparency, and consumer signals into one composite: this is our method, not a peer-reviewed clinical rating. A higher score means a product does better on the factors we weight, not that it is medically proven to work.

Read the full method →

Question 1

Does the molecule work?

The science behind each active ingredient, independent of which brand sells it.

The single best-supported longevity supplement most people don't take enough of.

9 landmark RCTs · US: Dietary supplement + Rx (Vascepa/Lovaza) · EU: Food supplement, health claims authorised
Question 2

Is this bottle good?

The specific product: dose, price, transparency, and what buyers report.

Dose vs research
88% av studiedosen
Below the full trial dose
Cost at trial dose
$1.63/day at trial dose
What one effective daily dose actually costs
Transparency
9.0/10 · Public analysintyg (quality: not assessed)
Independent batch testing confirmed
Consumer signals
No consumer signals collected yet
Operational signal only, never used as clinical evidence
Question 3

What's the catch?

Säkerhet flags, transparency gaps, dosing concerns, and recurring buyer complaints.

Säkerhet signals
Atrial fibrillation signal — omega-3
A metaanalys of RCTs found that high-dose EPA-dominated omega-3 supplementation (≥1 g/day) was associated with a 25% relative increase in atrial fibrillation risk. Risk appears dose-dependent and higher with pure EPA formulations.
Läs mer
Drug interaction risk — omega-3
High doses (2-15 g/day) may increase bleeding time; caution with anticoagulants/antiplatelet drugs.
Läs mer
Buyer complaints
Trustpilot: poor delivery/shipping experience; Trustpilot: customer service complaints
Recurring themes from consumer review platforms.
Redaktionellt verdict

Quick verdict

8.6 / 10
Best for
Public analysintyg
Avoid if
Only 88% av studiedosen
Full-dose status
88% av studiedosen
Pris/month
$43
COA status
Public
Biggest caveat
Dose is 88% of the trial dose.
Nearest alternatives

The numbers

Pris
$57
per bottle · 40 portioner
Dose vs. research
Överensstämmer med studier 88%
of published effective dose
$ / day at studied dose
$1.63
what one effective daily dose costs
$ / g active
$0.81
per gram of active substance
Independently checked

Data verification

Pris
$57
Verified n/a
Dose
88% av studiedosen
Verified n/a
COA status
Public
Verified n/a
Bevisning grade
A
Per-ingredient breakdown
AOmega-3 (EPA/DHA)
Verified n/a

All product data is checked against original sources. Prices, doses, and testing status are updated when product pages change. Bevisning grades are reviewed when new human RCTs are published. Read how we verify.

What's inside

Ingredient
Dose in this product
Trial dose
Bevisning
Omega-3 (EPA/DHA)
The single best-supported longevity supplement most people don't take enough of.
1750.0 mg 88% av studiedosen
2000 mg
3.4 /5
Medium confidence
Rated on 4 platforms (4 sources, no structured review counts)
Source diversity: 92%
AmazonRedditTrustpilotiHerb
Praisefiskeolien (fish oil) rated highly by somegood taste, no fishy aftertaste
Complaintspoor delivery/shipping experiencecustomer service complaints
Last checked: 2026-08-07

Consumer signals

Consumer signals gathered from 4 platforms.

Low confidence, small sample

Consumer sentiment compiled from 4 public sources.

2.9/5 · mixed sentiment

Praisefiskeolien (fish oil) rated highly by some
Complaintspoor delivery/shipping experiencecustomer service complaints
ThemesTrustpilot rates Puori's overall brand as 'Average' with fish oil singled out for praise but service criticized.

Compiled from Trustpilot listing located during research; verified at build time.

positive sentiment

Praisegood taste, no fishy aftertasteeasy to swallowIFOS certified quality
ThemesAmazon customers like the quality, taste, and burp-free experience of Puori O3.

Compiled from Amazon listing located during research; verified at build time.

positive sentiment

Praisetrustworthy ingredient disclosureeasy-to-swallow small softgels
ThemesiHerb reviewers for the Puori D3 line feel safe with ingredient transparency.

Compiled from iHerb listing located during research; verified at build time.

3 threads discussed · positive sentiment

Praisebatch-tested for purityno burps
Complaintsindependent lab tests showed dosage discrepancy on Vitamin D3 product
Themesr/Supplements users recommend Puori O3 for quality but one thread flags a Vitamin D3 potency discrepancy found via Clean Label Project testing.

Compiled from Reddit listing located during research; verified at build time.

These are consumer sentiment signals. They do not measure whether the product actually works. See our evidence section for that.

What others say (unverified)

No external reviews aggregated yet for this product.

Important to know
Omega-3 (EPA/DHA)Ethyl ester (cheaper) absorbs worse than triglyceride form unless taken with fatty meal. Check third-party oxidation testing (TOTOX <10).

Redaktionellt notes

1250mg EPA + 500mg DHA per portion with 2000mg total omega-3. Source: Anchovy from South Pacific off Chile (wild-caught) FOS + Clean Label Project. IFOS batch 1554310100-2: TOTOX 6.86, mercury <0.0121 ppm, lead <0.0065 ppm, PCBs 0.208 ppb. TOTOX band: excellent freshness. Consumer sentiment (mostly positive): Users praise batch testing, potency, and no fish taste; concerns about rancidity during shipping. Bevisning reviewed: 2026-08-07; refresh due: 2027-02-07.

In plain language

Why this scored this way

This Puori O3 Ultra Pure Fish Oil scores 8.6, making it one of the highest-scoring produkter on the site. It delivers 1750.0mg of Omega-3 (EPA/DHA) (88% of the 2000mg trial dose) with grade A evidence (strong human trial data). Transparency is a clear strength (score: 9.0), with third-party testing and a public analysintyg. At $1.63/day it's among the more expensive options in Omega.

What drives the score up

  • Dose-evidence score of 9.1 reflects good alignment with trial doses.
  • Quality transparency of 9.0: tested by independent lab with a public analysintyg.
  • Omega-3 (EPA/DHA) has grade A evidence and is dosed at 88% of the trial dose.

What drags it down

  • Limited consumer feedback (community score: 6.0).
  • At $1.63/day it's on the expensive side.

Why you'd choose it

  • You want Omega-3 (EPA/DHA) from a Puori product.
  • You prioritise tested by independent lab produkter with public lab certificates.
  • You want doses that align with published research.

Why you might skip it

  • You want a cheaper option (this is $1.63/day).

Verification layer

Every claim on this page carries a verification stamp. We track how many independent source types confirm each fact, and when we last checked. Bevisning reviewed: 2026-08-07; refresh due: 2027-02-07.

Overall verification

Well-verified on lab quality and sourcing, with broad consumer consensus.

Source cross-validated
Cross-checked · 2 sources
Species and region: Anchovy from South Pacific off Chile (wild-caught) FOS + Clean Label Project
Friend of the Sea certification confirmed
Batch lab-validated
Lab-validated · 4 sources
IFOS batch 1554310100 confirms EPA/DHA content matches label
TOTOX 6.86 (below GOED limit of 26)
Mercury below detection limit
PCBs 0.208 ppm (below safety limit)
Repeated consumer theme
Repeated theme · 1 source
Same tolerability, complaint, or praise pattern found across multiple public consumer discussions
Go deeper

Where this sits

Varumärke owners

Spot an error?

If you are the manufacturer or brand owner of O3 Ultra Pure Fish Oil and believe any data on this page is incorrect (wrong dose, wrong ingredient, wrong price, missing certification, outdated status), you can request a correction.

We review every request, verify it against primär sources, and publish any change with a dated note in the version history above. Corrections from brand owners are treated the same as corrections from anyone else: verified before they move.

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