Berberine-500

Yin et al. 2008 (Metabolism)

Berberine-500

Name: Berberine-500
Brand: Thorne HealthTech
SKU: thorne-berberine-500
Price: 44.0 USD
Availability: InStock
Rating: 3.6 (29 reviews)

Metabolic · Capsule · 30 portioner#9 / 18 in Metabolic

6.4

Overall score · out of 10

6.4

Overall score · out of 10

Dose vs. studies6.4

Transparency8.0

Value3.9

Community6.0

Formulation5.0

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 No public analysintyg Sample received: No

How we scored this product Show the full breakdown

Dose vs. studies (55%) 6.4

Transparency (20%) 8.0

Value (10%) 3.9

Community sentiment (10%) 6.0

Formulation (5%) 5.0

Composite 6.4

6.4 composite

Dose vs. studies55%6.4

Transparency20%8.0

Value10%3.9

Community10%6.0

Formulation5%5.0

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.

Berberin Grade A

Plant-derived AMPK activator; near-drug-strength effects on blood sugar and lipids.

1 landmark RCT · US: Dietary supplement · EU: Restricted in Italy (drug status ≥10 mg); food supplement elsewhere

Question 2

Is this bottle good?

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

Dose vs research

33% av studiedosen

Well below the trial dose

Cost at trial dose

$4.40/day at trial dose

What one effective daily dose actually costs

Transparency

8.0/10 · No public analysintyg

Independent batch testing confirmed

Consumer signals

29 reviews across platforms · 3.6/5 · medium confidence

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

Drug interaction risk — berberine

Berberin inhibits CYP3A4, CYP2D6, and CYP2C9 even at moderate doses. Documented interactions with immunosuppressants, statins, anticoagulants, and antidiabetic drugs. Consult a physician if taking prescription medications.

Läs mer

No public analysintyg

Certificate of Analysis not published

Without a public analysintyg, batch purity and potency cannot be independently verified.

Underdosed

Dose at 33% av studiedosen

Below 50% of the dose used in published clinical trials.

Buyer complaints

Trustpilot: poor customer service; Trustpilot: shipping delays

Recurring themes from consumer review platforms.

Best for

Basic coverage

Avoid if

Only 33% av studiedosen, No public analysintyg

Full-dose status

33% av studiedosen

Pris/month

$44

COA status

Not public

Biggest caveat

Dose is 33% of the trial dose.

Nearest alternatives

Pure Berberin DoNotAge · Poäng 9.4
Berberin HCl 500 mg Nootropics Depot · Poäng 7.3
Berbelean | Enhanced Berberin (Berberin Phytosome + Black Ginger, Saffron, CurCousin, Piperine) Nootropics Depot · Poäng 7.3

The numbers

Pris

$44

per bottle · 30 portioner

Dose vs. research

Below trial dose 33%

of published effective dose

$ / day at studied dose

$4.40

what one effective daily dose costs

$ / g active

$2.93

per gram of active substance

Independently checked

Data verification

Pris

$44

Verified n/a

Dose

33% av studiedosen

Verified n/a

COA status

Not public

Verified n/a

Bevisning grade

Per-ingredient breakdown

ABerberin

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

Berberin

Plant-derived AMPK activator; near-drug-strength effects on blood sugar and lipids.

500.0 mg 33% av studiedosen

1500 mg

2.0 /5

Medium confidence Pris exceeds satisfaction

29 reviews across 4 platforms (4 sources)

Source diversity: 92%

AmazonRedditTrustpilotiHerb

Praiseeffective for blood sugar controlgood quality

Complaintspoor customer serviceshipping delays

Last checked: 2026-08-07

Consumer signals

3.6 out of 5 across 29 verified reviews on 5 platforms.

Medium confidence

Consumer sentiment compiled from 4 public sources.

Trustpilot

29 reviews · 1.8/5 · negative sentiment

Complaintspoor customer serviceshipping delays

ThemesThorne's brand-level Trustpilot score remains poor, primarily due to customer-service and shipping issues.

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

Amazon

positive sentiment

Praiseeffective for blood sugar controlgood quality

Complaintsone report of small quantity for price (India)

ThemesMost Amazon reviews are positive on effectiveness and quality, with a rare complaint about quantity for price.

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

iHerb

positive sentiment

Praisesupports weight managementno stomach upsetpleasant taste

ThemesiHerb reviewers report good tolerability and support for weight management goals.

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

3 threads discussed · mixed sentiment

Praiseconsidered a reputable, well-tested option

Complaintsmost expensive option without clearly superior results

ThemesReddit reviewers rate it as reputable but note it's pricier than alternatives without a clear performance edge.

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

Reddit r/Supplements

2 threads discussed · positive sentiment

Themesfrequently compared head-to-head against NOW Foods berberine on formulation and priceappetite suppression and cholesterol management cited as the main reasons people choose it

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

Independent external anchors

Public sources on this same product, unrelated to NO1GEVITY. NIH DSLD is the US government's registered label database (shown verbatim). SuppCo.com is a separate, unaffiliated commercial site with no partnership or data-sharing arrangement with us. NO1GEVITY scores are computed independently of both.

Unaffiliated third-party site

SuppCo.com

SuppCo is a separate, unaffiliated supplement-tracking site with no partnership, data-sharing agreement, or business relationship with NO1GEVITY. We are not endorsed by them and they do not endorse us. The two facts below are individually verified against the manufacturer or NSF; the outbound link is provided only so readers can independently cross-check on a third-party site if they want to.

Tested by independent lab, YesNSF certified, Yes

NIH DSLD registered label

DSLD ID 199415, UPC 6 93749 04800 8

Portionstorlek1-2 Capsule(s)

Portioner per container30

Supplement Facts panel, verbatim

Berberin HCl1 Gram(s)

What others say, with a source hierarchy

We treat external opinion very differently depending on where it comes from. Tier A is our strongest signal. Tier C is background sentiment only. Tier Rejected is what we excluded, listed openly so you can see what we discarded.

These reviews are aggregated from third-party sources, not written by NO1GEVITY. Each entry shows its source, retrieval date, and whether the source has an affiliate or paid relationship. We do not edit reviews to change their meaning. Disclosure policy.

Tier A

Independent deep reviews, lab tests, certificates of analysis

Our strongest external evidence. Long-form independent reviews, physical-product lab work, and third-party certifications.

Innerbody, 'Best Berberin Supplement' roundup

Has affiliate relationship Not a paid placement

Innerbody's 2026 berberine comparison favors other brands over Thorne's for its top recommendation slots, despite Thorne's generally strong manufacturing reputation across its broader catalog.

Finding: Names Double Wood Supplements Berberin as best overall and Toniiq Berberin 97% as runner-up in its 2026 rankings of 7 produkter; Thorne's Berberine-500 is not named in either top slot.

How we use it: Used for category-context on competitive positioning; not used to make a specific claim about this SKU's dose-efficacy match.

Vår sammanfattning

Thorne's Berberine-500 combines standard berberine HCl with a phytosome-complexed form in a single 1,000 mg/day (2-capsule) serving, a formulation choice with some support from a phytosome-specific RCT at a nearby dose, though no trial tests this exact dual-form combination directly. Like all berberine produkter, it delivers real but modest metabolic benefits on glucose and lipids, not the dramatic weight-loss effect implied by the 'Nature's Ozempic' framing that circulated on social media in 2023, which obesity-medicine specialists have explicitly and directly rejected. The product's phytosome-blend positioning is a reasonable bet on absorption technology, but buyers paying a premium for the dual-form claim should know that specific formulation has not been independently validated against simpler, cheaper berberine HCl alone.

Bevisning, what actually backs this product

Longevity brands rarely test their exact finished product. We separate what's tested from what's inferred.

Strongest evidence tier

Tier 3Ingredient RCT (matching dose)

3 studies mapped

Tier 3Ingredient RCT (matching dose)

Berberin phytosome improves glycaemic control in patients with prediabetes: the HIMABERB randomiserad kontrollerad studie

HIMABERB Studie Investigators · 2023 · Peer-reviewed endocrinology journal (PMC-indexed) · n=34 · 500 mg berberine, 3 times/day (1,500 mg/day total, phytosome formulation) · 12 weeks

ingredient-levelpeer-reviewed

Significant reduction in glycemic markers (fasting glucose, HbA1c) versus baseline/comparator, with no serious adverse events reported.

This trial used a berberine phytosome formulation and total daily dose (1,500 mg/day) very close to Thorne's Berberine-500 label dose components (450 mg HCl + 550 mg phytosome per 2-capsule serving) and to Life Extension's labeled 3x/day regimen (1,530 mg/day total from 3 capsules). Small sample size (n=34) limits statistical power.

Conflicts: Phytosome formulation is a branded ingredient technology; specific trial funding source not disclosed in available summary

Source →

Tier 4Ingredient RCT (different dose)

Efficacy and safety of berberine in the treatment of type 2 diabetes and metabolic syndrome: an updated systematisk översikt and metaanalys

Multiple (2024/2025 metaanalys) · 2024 · Peer-reviewed metabolic/endocrinology journal (PMC-indexed) · Varied across pooled trials, generally 900-1,500 mg/day · Varied, generally 8-24 weeks across pooled trials

ingredient-levelpeer-reviewed

Berberin significantly reduced triglycerides (-0.367 mmol/L), fasting glucose (-0.515 mmol/L), waist circumference (-3.27 cm), LDL-C, total cholesterol, BMI (-0.435 kg/m^2, p=0.043), and 2-hour OGTT glucose versus placebo/control; no significant effect on HDL-C or systolic/diastolic blood pressure.

This is the strongest available evidence for berberine's real but modest metabolic effects. The BMI reduction (-0.435 kg/m^2) is the key comparator against GLP-1 agonist weight-loss claims, it is far smaller than what semaglutide (Ozempic/Wegovy) produces, directly undercutting the 'Nature's Ozempic' framing used in TikTok-driven marketing.

Conflicts: Not disclosed in available summary; treated as independent academic metaanalys absent contrary information

Source →

Tier 5Mechanistic / animal / marketing

Forget TikTok claims: 'Nature's Ozempic' is no such thing, experts say

CNN Health (reporting on expert commentary from Dr. Caroline Apovian, Harvard Medical School, and Dr. Justin Ryder, Northwestern University/Ann & Robert H. Lurie Children's Hospital) · 2023 · CNN · N/A · N/A

ingredient-levelnot peer-reviewed

Dr. Apovian (co-author of Endocrine Society obesity guidelines): 'There is no evidence to support the claim that it is nature's Ozempic.' Dr. Ryder's analysis found berberine reduces BMI by approximately 0.25 points vs. placebo in metaanalys, compared to semaglutide/Ozempic-class drugs reducing BMI by approximately 4.61 points vs. placebo, roughly an 18-fold difference in effect size for weight loss specifically.

Directly and explicitly contradicts the 'Nature's Ozempic' TikTok framing that both Life Extension's and Thorne's berberine produkter could be purchased in response to. This is the central claim-check finding for this ingredient across both dossiers in this batch.

Conflicts: None identified, independent medical experts quoted by a news outlet, not sponsored content

Source →

Bevisning

Research behind this product

The studies that established the trial dose and evidence grade for each active ingredient in this product. Click through to read the original paper.

Berberin Yin et al. 2008 (Metabolism)

Claim check, vendor claims vs. our reading of the evidence

Not medical advice. We list the strongest claims made by the brand and check each against traceable evidence.

Not supported

“Berberin is 'Nature's Ozempic', a natural alternative achieving similar metabolic/weight-loss effects to GLP-1 agonist drugs (a claim circulated widely on TikTok and picked up by some retailers/influencers, not necessarily stated verbatim on the brand's own product page)”

Medical experts directly and explicitly reject this framing. Dr. Caroline Apovian (Harvard Medical School, co-author of Endocrine Society obesity guidelines) states plainly: 'There is no evidence to support the claim that it is nature's Ozempic' (https://www.cnn.com/2023/07/04/health/berberine-nature-ozempic-wellness). Meta-analysis data cited in that same reporting shows berberine reduces BMI by roughly 0.25 points versus placebo, while semaglutide-class drugs reduce BMI by roughly 4.61 points versus placebo, an approximately 18-fold difference in weight-loss effect size. Separately, a 2024 metaanalys confirms berberine's real effects are on triglycerides, fasting glucose, waist circumference, and LDL-C, with only a modest BMI reduction (-0.435 kg/m^2, https://pmc.ncbi.nlm.nih.gov/articles/PMC12307485/), genuine metabolic benefits, but nowhere near GLP-1 agonist potency for weight loss. This is the single most consequential claim-check verdict in this dossier batch: berberine's real evidence base does not support the 'Nature's Ozempic' comparison.

N/A, this is a viral social-media claim (TikTok, 2023) associated with the ingredient category, not a direct quote from this vendor's product page; included per the research brief's explicit instruction to claim-check this framing

Unverifiable

“Dual-form berberine (HCl + phytosome) offers enhanced absorption versus plain berberine HCl”

Phytosome delivery technology has independent pharmacokinetic support for other polyphenol compounds (e.g., curcumin phytosome), and berberine phytosome specifically was used in the positive HIMABERB RCT (https://pmc.ncbi.nlm.nih.gov/articles/PMC10483788/) at a dose close to this product's. However, no head-to-head trial comparing Thorne's specific dual HCl+phytosome blend against plain berberine HCl at matching total doses was located, so the incremental absorption benefit of combining both forms in one capsule (versus either form alone) is not independently confirmed.

Vendor source

Supported

“Supports healthy glucose and lipid metabolism”

This is well supported by the berberine evidence base generally, including the phytosome-specific HIMABERB RCT (https://pmc.ncbi.nlm.nih.gov/articles/PMC10483788/) and the broader 2024 metaanalys (https://pmc.ncbi.nlm.nih.gov/articles/PMC12307485/), both showing significant glucose and lipid improvements at doses close to this product's label amount.

Vendor source

Regelverk status

Rules change often. We record when we last verified each row. See the full regulatory timeline →

What we could not verify

We list this openly. If a claim isn't backed by a source we can trace, we'd rather flag it than repeat it.

No public per-batch Certificate of Analysis was located for this specific SKU.
No RCT was located using this exact dual HCl+phytosome blend as the study material; the closest match (HIMABERB) used a phytosome-only formulation at a somewhat higher total dose (1,500 mg/day vs. this product's 1,000 mg/day).
The specific incremental benefit of combining berberine HCl with berberine phytosome in one product, versus either form alone, has not been independently tested.
Drug-interaction risk (statins, anticoagulants, antidiabetics) via CYP3A4/CYP2D6/CYP2C9 inhibition is a real, non-trivial safety consideration not prominently flagged on the vendor's retail page.
Exact meal-timing/split-dosing instructions for the 2-capsule daily serving were not fully confirmed beyond the total per-serving amount.

Important to know

BerberinStandard berberine has ~5% oral bioavailability. Dihydroberberine and berberine phytosomes absorb better. Split doses across meals (500 mg × 3) to avoid GI upset.

Redaktionellt notes

A straightforward 500mg berberine HCl capsule at a dose consistent with the metabolic-health literature (typically 900-1500mg/day in trials, so 2x daily dosing is required to approach study-level intake).

In plain language

Why this scored this way

This Thorne HealthTech Berberine-500 scores 6.4, making it below the site average. It contains 500.0mg of Berberin, which is only 33% of the 1500mg trial dose with grade A evidence (strong human trial data). At $4.40/day it's among the more expensive options in Metabolic.

What drives the score up

Dose-evidence score of 6.4 shows decent alignment with trial doses.
Tested by independent lab (transparency 8.0).

What drags it down

Overall dose is only 33% of the trial dose across ingredients.
Berberin (500.0mg is 33% of the 1500mg trial dose) is significantly under-dosed.
No public analysintyg available for independent verification.
Limited consumer feedback (community score: 6.0).
At $4.40/day it's on the expensive side.

Why you'd choose it

You want Berberin from a Thorne HealthTech product.
You want a tested by independent lab product.

Why you might skip it

You want a product with a publicly available CoA.
You need a full trial dose of berberine (this product under-doses it).
You want a cheaper option (this is $4.40/day).

Go deeper

Where this sits

Actives inside

Berberin

Kategori

Se alla in Metabolic →

Varumärke

Thorne HealthTech profile →

Jämför this product → Visit brand site →

Varumärke owners

Spot an error?

If you are the manufacturer or brand owner of Berberine-500 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.

Request a correction →

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