Berberine is a Metabolic supplement by Life Extension. NO1GEVITY gives it a overall score of 6.5 out of 10.

How much does Berberine cost?

$24.75 for 60 servings. Cost per day at the studied dose is $1.21.

Is Berberine tested by independent lab?

Yes, tested by independent lab. No public lab certificate.

What is the NO1GEVITY score for Berberine?

Berberine scores 6.5/10 on the NO1GEVITY composite scale, based on evidence-graded dose (57% of trial dose), transparency, value, consumer signals, and formulation.

Does Berberine match the dose used in clinical studies?

Berberine delivers 57% of the dose used in clinical research, which is below the studied dose.

What is the evidence for Berberine?

Berberine is graded A on the NO1GEVITY evidence scale, meaning strong human evidence from multiple large RCTs (N>500) or meta-analyses confirming a longevity-relevant outcome.

What do consumers say about Berberine?

Across 397 verified consumer reviews aggregated by NO1GEVITY, Berberine averages 4.4 out of 5. Sources include Trustpilot, Amazon, iHerb and Labdoor where available.

Layer 1 · Decision

← All products

Life Extension

Berberine

Name: Berberine
Brand: Life Extension
SKU: life-extension-lef-berberine
Price: 24.75 USD
Availability: InStock
Rating: 4.4 (397 reviews)

Metabolic · Capsule · 60 servings

Label snapshot

What the label says

What the product contains and what one serving costs, according to our catalog. Label amounts are not personal dose recommendations.

Active per serving: Berberine 510 mg
Form: Capsule
List price (catalog, USD): $24.75
Price per serving: $0.41List price divided by servings per container. A per-day cost only if the label serving is once daily.

Full label record: servings, testing, ingredients

Servings per container: 60
Catalog monthly estimate: $12.38
Testing disclosure: Brand lists third-party testing; no public lab certificate listedStatus as recorded in the catalog from brand materials; not independently verified by NO1GEVITY.

Ingredients as listed

Ingredient	Amount per serving
Berberine	510 mg

What to check on the label

Whether the figure is per capsule or per day, and how many capsules the label's daily serving contains.
The salt form named (berberine HCl, dihydroberberine, Ca-AKG). The catalog does not convert between forms.
Many labels carry interaction warnings for berberine. Read the label warning and the safety section on this page.

Amounts are per label serving as recorded in the catalog and are not a recommendation. Testing status reflects what the brand lists. Nothing here is medical advice.

Editorial score and research-dose calculations

These calculations describe our scoring method. They are not a recommended dose or proof of benefit from this product.

6.5/10

Overall score

#6 / 20 in Metabolic

Tested by independent lab.

Read the evidence (1 study)

Add to compare Visit brand site →

Watch out

Tier 3

Ingredient RCT (matching dose)

The ingredient was tested in an RCT at the same dose this product sells.

See the 1 supporting study

Yin et al. 2008 (Metabolism) (Berberine)500 mg × 3/day for 3 months matched metformin for HbA1c reduction in type 2 diabetes. Studied at 500 mg. This product: 510 mg.

How we scored this product Show the full breakdown

Dose vs. studies (50%) 7.2

Transparency (20%) 8.0

Value (10%) 8.4

Formulation (10%) 5.0 Default. No absorption data on file.

Safety (5%) 7.0

Community sentiment (5%) 8.7

Composite 6.5

6.5 composite

Dose vs. studies50%7.2

Transparency20%8.0

Value10%8.4

Formulation10%5.0

Safety5%7.0

Community5%8.7

Evidence 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. Safety 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 →

Best for

Budget-friendly

Avoid if

Only 57% of trial dose, No public lab certificate

Full-dose status

57% of trial dose

Price/month

$12

COA status

Not public

Biggest caveat

Berberine (510.0mg is 34% of the 1500mg trial dose) is significantly under-dosed.

Nearest alternatives

Pure Berberine DoNotAge · Score 8.3
Berberine HCl 500 mg Nootropics Depot · Score 6.8
Berberine Supplement Double Wood Supplements · Score 6.8

Catalog snapshot. Check linked sources for current price, label and batch-specific testing.

Price verification

Current price: $24.75

Last price check: Sep 01, 2026

Add to compare Visit brand site →

Layer 2 · Context

Our summary

Life Extension's Berberine delivers a well-dosed, HCl-form berberine capsule at a labeled 3x/day regimen (1,530 mg/day total) that lines up reasonably well with doses used in supportive metabolic RCTs. The ingredient has real, modest, well-replicated effects on fasting glucose, triglycerides, and LDL-cholesterol, but the viral 'Nature's Ozempic' framing this ingredient has picked up on social media is explicitly rejected by obesity-medicine specialists, whose analysis puts berberine's weight-loss effect at roughly 1/18th that of GLP-1 agonist drugs. Buyers should expect modest metabolic support, not a natural substitute for prescription weight-loss medication, and should be aware of berberine's meaningful drug-interaction profile with statins and anticoagulants.

In plain language

Why this scored this way

This Life Extension Berberine scores 7.3, making it a mid-tier product with both strengths and weaknesses. It delivers 510mg of Berberine, 56% of the studied range low edge (900mg) with grade A evidence (strong human trial data).

What drives the score up

Dose-evidence score of 7.2 shows decent alignment with trial doses.
Tested by independent lab (transparency 8.0).
Community score of 8.7 with positive consumer feedback.
Berberine has grade A evidence and is dosed at 56% of the trial dose.

What drags it down

Berberine (510.0mg is 34% of the 1500mg trial dose) is significantly under-dosed.
No public lab certificate available for independent verification.

Why you'd choose it

You want a reasonably priced metabolic product.
You want Berberine from a Life Extension 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 better value (this is $1.21/day with a value score of 8.4).

Question 1

Does the molecule work?

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

Berberine

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

57% of trial dose

Below the full trial dose

Cost at trial dose

$1.21/day at trial dose

What one effective daily dose actually costs

Transparency

8.0/10 · No public lab certificate

Independent batch testing confirmed

Consumer signals

397 reviews across platforms · 4.4/5 · medium confidence

Operational signal only, never used as clinical evidence

Question 3

What's the catch?

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

Review advised

berberine: CYP3A4 interactions

Safety signals

Drug interaction risk — berberine

Berberine 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.

Safety flag

berberine: CYP3A4 interactions

Dose or interaction risk detected. See ingredient page for details.

No public lab certificate

Certificate of Analysis not published

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

Plain English

What’s inside

The main ingredients of this product, in plain language.

Berberine510 mgEvidence A

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

Read about Berberine →

Layer 3 · Evidence vault

Product data & verification

Hard numbers and independently checked status. Expand each block for its source.

The numbers

Price

$25

per bottle · 60 servings

Dose vs. research

Below trial dose 57%

of published effective dose

$ / day at studied dose

$1.21

what one effective daily dose costs

$ / g active

$0.81

per gram of active substance

Independently checked

Data verification

COA status

Not public

Evidence grade

Per-ingredient breakdown

ABerberine

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

What's inside

Ingredient

Dose in this product

Trial dose

Evidence

Berberine

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

Yin et al. 2008 (Metabolism)

510 mg 34% of trial dose

1500 mg

4.4 /5

High confidence Strong value signal

397 reviews across 4 platforms (4 sources)

Source diversity: 92%

AmazonRedditTrustpilotiHerb

Praisetrusted brand-wide reputationrecommended as a solid berberine choice

Last checked: 2026-08-20

Consumer signals

4.4 out of 5 across 397 verified reviews on 6 platforms.

Medium confidence

Consumer sentiment compiled from 4 public sources; most ratings reflect brand-level Trustpilot data since a dedicated product page review count was not found.

Trustpilot

397 reviews · 4.4/5 · positive sentiment

Praisetrusted brand-wide reputation

Themes

Life Extension's brand-level Trustpilot score remains strongly positive.

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

Amazon

positive sentiment

Praiserecommended as a solid berberine choice

Themes

This brand is frequently named among trusted berberine options alongside Thorne and Pure Encapsulations.

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

iHerb

positive sentiment

Praise

98% of customers recommend Life Extension products to family/friends

Themes

Life Extension's own site-wide recommendation rate is very high, though this is not iHerb-specific.

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

2 threads discussed · positive sentiment

Praisefrequently recommended for blood-sugar support

Themes

Reddit communities consistently recommend Life Extension's berberine as a solid, trusted option.

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

Vendor site

21 reviews · 4.0/5

Vendor curates its own reviews; treat as least reliable, and this sample is very small.

Reddit r/Cholesterol

2 threads discussed · mixed sentiment

Themes

general berberine caution around heart palpitations and AFib risk reported anecdotally in a minority of users (not specific to this brand's formulation)

widely discussed as effective for blood sugar and lipid management at recommended doses

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

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 Berberine Supplement' roundup

Has affiliate relationship Not a paid placement

Innerbody's 2026 berberine comparison favors other brands over Life Extension's for its top recommendation slots.

Finding: Names Double Wood Supplements Berberine as best overall and Toniiq Berberine 97% as runner-up in its 2026 rankings of 7 products; Life Extension's Berberine 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.

Layer 3 · Evidence vault

Evidence, claims & regulation

Published evidence, claim checks, regulatory status and what could not be verified.

Evidence, 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)

Berberine phytosome improves glycaemic control in patients with prediabetes: the HIMABERB randomized controlled trial

HIMABERB Study 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 systematic review and meta-analysis

Multiple (2024/2025 meta-analysis) · 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

Berberine 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 meta-analysis 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 meta-analysis, 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 products 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 →

Evidence

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.

Berberine 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

“Berberine 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 meta-analysis 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

Supported

“Supports healthy glucose metabolism and cardiovascular/lipid health”

This is the claim berberine's evidence base actually supports. The 2024 meta-analysis (https://pmc.ncbi.nlm.nih.gov/articles/PMC12307485/) found significant reductions in fasting glucose, triglycerides, LDL-C, and total cholesterol at doses in the range this product's label directs (1,530 mg/day). This is a modest-but-real metabolic effect, distinct from and much smaller than any GLP-1 agonist comparison.

Vendor source

Regulatory 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 branded product (Life Extension's 510 mg HCl + leucine capsule) as the study material; cited evidence is at the berberine-ingredient level, mostly using phytosome or unspecified-form berberine.
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.
Long-term (multi-year) safety data at the label's directed 1,530 mg/day dose was not identified in this review.

Important to know

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

Editorial notes

510mg berberine HCl per capsule is a solidly dosed, single-active metabolic product close to doses used in glucose-metabolism research (commonly 500mg 1-3x/day in studies); the added leucine is a minor synergy play rather than a major differentiator.

Go deeper

Where this sits

Actives inside

Berberine

Spot an error?

If you are the manufacturer or brand owner of Berberine 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 primary sources, and publish any accepted change with a dated note. Corrections from brand owners are treated the same as corrections from anyone else: verified before they move.

Request a correction →

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Berberine

What the label says

Ingredients as listed

What to check on the label

Quick verdict

Our summary

Why this scored this way

What drives the score up

What drags it down

Why you'd choose it

Why you might skip it

Does the molecule work?

Is this bottle good?

What's the catch?

What’s inside

Product data & verification

The numbers

Data verification

What's inside

Consumer signals

What others say, with a source hierarchy

Independent deep reviews, lab tests, certificates of analysis

Evidence, claims & regulation

Evidence, what actually backs this product

Research behind this product

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

Regulatory status

What we could not verify

Editorial notes

Where this sits

Spot an error?

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