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replenzalabs.com website review
Visit site (opens in a new tab)Reviewed 8 November 202635 issues · 78 checks
This review found 35 issues worth fixing on replenzalabs.com, 10 of them high impact, across 78 checks. The most urgent: page weight: 4.2 MB in 231 requests. Your full playbook turns these into prioritised fixes alongside reviews, competitors and channels.
- Homepage
- Phone render
- Links and pages
- Google PageSpeed
Google PageSpeed Insights (opens in a new tab), mobile
Site score
87B- #7,602 of 108,954 reviewed websitesbeats 90%
- #4,453 of 61,775 online storesbeats 89%
- #4,327 of 56,370 Shopify storesbeats 89%
Closest competitors among Shopify stores
Compare side by sideShow as table
| Date | Real-visitor load time (LCP) |
|---|---|
| May 16, 2026 | 2.3 s |
| May 23, 2026 | 2.4 s |
| May 30, 2026 | 2.4 s |
| Jun 6, 2026 | 2.2 s |
| Jun 13, 2026 | 2.2 s |
| Jun 20, 2026 | 2.0 s |
| Jun 27, 2026 | 2.0 s |
| Jul 4, 2026 | 2.0 s |
| Jul 11, 2026 | 2.1 s |
| Jul 18, 2026 | 2.2 s |
| Jul 25, 2026 | 2.1 s |
| Aug 1, 2026 | 2.0 s |
| Aug 8, 2026 | 1.6 s |
| Aug 15, 2026 | 1.6 s |
| Aug 22, 2026 | 1.6 s |
| Aug 29, 2026 | 1.6 s |
| Sep 5, 2026 | 1.6 s |
| Sep 12, 2026 | 1.6 s |
| Sep 19, 2026 | 1.6 s |
| Sep 26, 2026 | 1.6 s |
| Oct 3, 2026 | 1.6 s |
| Oct 10, 2026 | 1.6 s |
| Oct 17, 2026 | 1.6 s |
| Oct 24, 2026 | 1.7 s |
| Oct 31, 2026 | 1.8 s |
Show as table
| Date | Real-visitor tap response (INP) |
|---|---|
| May 16, 2026 | 116 ms |
| May 23, 2026 | 123 ms |
| May 30, 2026 | 118 ms |
| Jun 6, 2026 | 112 ms |
| Jun 13, 2026 | 109 ms |
| Jun 20, 2026 | 104 ms |
| Jun 27, 2026 | 99 ms |
| Jul 4, 2026 | 95 ms |
| Jul 11, 2026 | 104 ms |
| Jul 18, 2026 | 102 ms |
| Jul 25, 2026 | 97 ms |
| Aug 1, 2026 | 104 ms |
| Aug 8, 2026 | 79 ms |
| Aug 15, 2026 | 79 ms |
| Aug 22, 2026 | 79 ms |
| Aug 29, 2026 | 79 ms |
| Sep 5, 2026 | 78 ms |
| Sep 12, 2026 | 78 ms |
| Sep 19, 2026 | 78 ms |
| Sep 26, 2026 | 72 ms |
| Oct 10, 2026 | 79 ms |
| Oct 17, 2026 | 79 ms |
| Oct 24, 2026 | 84 ms |
Chrome UX Report (opens in a new tab): real Chrome visitors over rolling 28-day periods.
One score from every part of this review. How it works
How it loaded on a phone
0.4 s
0.8 s
1.2 s
1.5 s
1.9 s
2.3 s
2.7 s
3.1 s
Speed
Mobile performance score: 66
66/100Your mobile performance score is 66. Pages that score under 90 lose visitors before the first paint.
Improve image delivery
763 KiB13 images could be 763 KiB smaller with modern formats (WebP or AVIF) and sizes that fit a phone screen.
Reduce unused JavaScript
450 ms · 171 KiBAbout 171 KiB of JavaScript is downloaded but never used on this page. Google estimates it would make the page about 450 ms faster on a phone.
Render-blocking requests
450 ms15 files block the first paint until they finish downloading. Deferring or inlining them could save about 450 ms.
8 third-party services on the page
8 third-party services load with your homepage (Klaviyo, Google Tag Manager and Unpkg and others), adding 1.0 MB and 215 ms of main-thread time.
1,708 HTML elements
The page has 1,708 HTML elements. Above 1,500, rendering and every interaction get slower on phones.
Klaviyo adds 78 ms
78 msKlaviyo costs a phone 78 ms of main-thread work and 317 KiB of downloads while your page loads. Loading it after the page is usable, or only on the pages that need it, takes that off the critical path.
Shopify adds 21 ms
21 msShopify costs a phone 21 ms of main-thread work and 361 KiB of downloads while your page loads. Loading it after the page is usable, or only on the pages that need it, takes that off the critical path.
2 long tasks on the main thread
2 long tasks block the main thread while loading, the longest for 67 ms. During a long task the page ignores taps.
Use efficient cache lifetimes
55 KiB10 files are served with short cache lifetimes, so returning visitors download them again (55 KiB).
Legacy JavaScript
19 KiBPolyfills for old browsers add 19 KiB JavaScript that modern phones do not need.
Reduce unused CSS
11 KiBAbout 11 KiB of CSS is downloaded but never applied on this page.
Chained critical requests
Critical files load one after another instead of in parallel (3 chains). Preconnecting to key origins and preloading the hero image shortens the chain.
Forced reflow
Scripts make the browser recalculate the layout repeatedly while the page loads, which wastes processor time on phones.
2 checks passed
Main-thread work: 1.3 s
A phone's processor spends 1.3 s on main-thread work while loading, 499 ms of it running JavaScript. That is comfortably low.
Server response: 6 ms
6 msYour server sent the HTML in 6 ms, well inside Google's 600 ms guideline.
Core Web Vitals
Time to Interactive: 16.6 s
16.6 sThe page becomes fully interactive after 16.6 s. Good is under 3.8 s.
First Contentful Paint: 4.6 s
4.6 sThe first text or image appears after 4.6 s on a phone. Good is under 1.8 s.
Speed Index: 8.7 s
8.7 sVisually, the page fills in at 8.7 s (Speed Index). Good is under 3.4 s.
Largest Contentful Paint: 4.6 s
4.6 sYour largest element takes 4.6 s to render on a phone. Google's threshold for “good” is 2.5 s. The largest element is the text “Nutritional Support for your GLP-1 Weight Loss Journey”. Most of its time is element render delay (2.5 s).
8 checks passed
Passes Core Web Vitals for real visitors
Real Chrome users on phones pass Google's Core Web Vitals on this page (28-day field data from the Chrome UX Report (opens in a new tab)).
Real-user LCP: 1.9 s
1.9 sReal visitors wait 1.9 s for the largest content to appear (75th percentile). Good is under 2.5 s.
Real-user CLS: 0.08
0.08For real visitors the layout shifts by 0.08 (75th percentile). Good is under 0.1.
Real-user FCP: 1.4 s
1.4 sReal visitors see the first content after 1.4 s (75th percentile). Good is under 1.8 s.
Tap response (INP) got 32% faster for real visitors
-32%Over the last 25 four-week periods to 2026-10-31, real Chrome visitors' tap response (inp) went from 116 ms to 84 ms at the 75th percentile (Chrome UX Report (opens in a new tab) history).
Largest content (LCP) got 27% faster for real visitors
-27%Over the last 25 four-week periods to 2026-10-31, real Chrome visitors' largest content (lcp) went from 2.3 s to 1.8 s at the 75th percentile (Chrome UX Report (opens in a new tab) history).
Cumulative Layout Shift: 0
0The layout barely moves while loading (CLS 0, good is under 0.1).
Total Blocking Time: 18 ms
18 msScripts block the page for only 18 ms while loading. Good is under 200 ms.
Images and page weight
Page weight: 4.2 MB in 231 requests
4.2 MBYour homepage downloads 4.2 MB in 231 requests on a phone: images 2.5 MB (28), scripts 809 KiB (86) and other files 706 KiB (71). Under 2 MB keeps phones on slow connections fast.
3 images over 500 KB
3 images weigh 2.3 MB together. On a phone connection a single image that size takes seconds.
7 images far larger than shown
592 KiB7 images are downloaded at several times the size a phone draws them, for example frother-bundle-image_2.webp at 1,231 px wide, shown at 350 px. Resized copies would save about 592 KiB.
1 image in older formats
1 image (647 KiB) is JPEG, PNG or GIF. The same pictures as WebP or AVIF are usually much smaller at the same quality, and every current browser shows them.
8 images below the first screen load straight away
8 images further down the page (677 KiB) download before anyone scrolls to them. Adding loading="lazy" lets the first screen load first.
About 1.2 g of CO₂ per visit
1.20 gBy the Sustainable Web Design model, a visit to your homepage emits about 1.20 g of CO₂e: 144.4 kg a year at 10,000 visits a month. It scales with page weight, so every byte cut lowers it.
Accessibility
11 text elements with low contrast
11 text elements don't have enough contrast against the background to read easily, especially outdoors on a phone.
6 tap targets too small
6 tap targets are too small or too close together to hit reliably with a finger.
All page content should be contained by landmarks (1 element)
All page content should be contained by landmarks: 1 element on the page fails this check, rated moderate by axe-core.
ARIA role should be appropriate for the element (6 elements)
ARIA role should be appropriate for the element: 6 elements on the page fail this check, rated minor by axe-core.
2 checks passed
Every image has alt text
All 40 images in the HTML carry an alt attribute.
51 automated accessibility rules passed
axe-core 4.13.0, the open-source engine behind most accessibility testing tools, ran 55 WCAG 2.2 A/AA and best-practice rules on the phone render: 51 passed and 4 failed. 3 mores need a person to judge. Automated rules catch about a third of accessibility problems; the rest need manual testing.
SEO
Title is short (9 characters)
Your title is only 9 characters: “Replenza™”. Between 30 and 65 characters leaves room to say what you do and for whom.
Meta description is long (234 characters)
Your meta description is 234 characters; Google truncates after about 160, so the end of your pitch is cut.
1 link with vague text
1 link use generic text like “click here” or “learn more”, which tells Google nothing about the page behind it.
One H1 headline
Your <h1> is empty.
32 internal links, 6 external
The homepage links to 32 pages on replenzalabs.com and 6 external pages.
5 checks passed
Canonical URL set
The canonical URL is https://www.replenzalabs.com/.
Structured data in place
Structured data found: Organization, ProductGroup and WebSite.
Open Graph tags complete
Open Graph tags are complete, so shared links show a title, description and image.
robots.txt in place
robots.txt is in place and points crawlers to your sitemap.
XML sitemap found
Your XML sitemap is reachable at https://www.replenzalabs.com/sitemap.xml.
AI search readiness
4 checks passed
AI answer engines may read the site
Your robots.txt lets the crawlers behind ChatGPT search, Claude and Perplexity read the site and cite it in answers.
Organization data: 4 of 6 facts
Your Organization JSON-LD gives name, url, logo and sameAs (social profiles); description and contact details would complete it.
Text is in the HTML
Your server sends the page's text in the HTML (698 words), so crawlers that don't run JavaScript still read it.
llms.txt published
The site publishes https://www.replenzalabs.com/llms.txt (5 KiB, 8 links), a plain-text guide to the site for AI tools.
Other pages
1 page without a title
https://www.replenzalabs.com/customer_authentication/redirect has no <title>, so Google invents the link text in results.
1 linked page hidden from search
https://www.replenzalabs.com/customer_authentication/redirect is marked noindex but linked from your homepage. If it is meant to be found, remove the noindex.
4 pages share 2 titles
https://www.replenzalabs.com/products/replenza-duo-bundle and https://www.replenzalabs.com/products/replenza-bundle all use the title “Replenza Bundle”, and 1 other title repeat too. Search engines can't tell which page to show for a search, so each competes with the others.
8 pages without a meta description
https://www.replenzalabs.com/customer_authentication/redirect, https://www.replenzalabs.com/pages/the-science, https://www.replenzalabs.com/pages/backed-by-our-advisory-board, https://www.replenzalabs.com/pages/why-replenza, https://www.replenzalabs.com/blogs/news and https://www.replenzalabs.com/pages/faq and 2 others have no meta description, so Google writes the search snippet from whatever text it finds.
2 pages share a meta description
https://www.replenzalabs.com/products/replenza-duo-bundle and https://www.replenzalabs.com/products/replenza-bundle use the same meta description. A description written for each page earns more clicks.
1 link to non-canonical URLs
Your homepage links to 1 page by a URL that isn't its canonical one, for example https://www.replenzalabs.com/products/replenza-duo-bundle, whose canonical is https://www.replenzalabs.com/products/replenza-bundle. Linking straight to the canonical URL saves crawlers a detour and keeps ranking signals on one address.
6 pages without an H1
https://www.replenzalabs.com/customer_authentication/redirect, https://www.replenzalabs.com/pages/the-science, https://www.replenzalabs.com/pages/backed-by-our-advisory-board, https://www.replenzalabs.com/pages/why-replenza, https://www.replenzalabs.com/pages/faq and https://www.replenzalabs.com/pages/answers have no <h1> headline, so visitors and search engines get no clear main topic.
15 internal pages checked
We fetched 15 pages linked from your homepage and read each the way a search engine does.
1 checks passed
Linked pages load
All 15 pages we checked loaded without an error.
Best practices
2 JavaScript errors while loading
2 errors were logged to the browser console while the page loaded, for example “Failed to load resource: net::ERR_FAILED”.
2 checks passed
Tap targets are thumb-sized
5 of 5 tappable elements near the top are at least 24 px.
Mobile viewport set
The page declares a mobile viewport.
Content and conversion
No direct contact details
No phone number or email link on the homepage, so ready-to-buy visitors have one fewer way to reach you.
About 586 words of copy
The homepage carries about 586 words of visible text.
6 checks passed
Clear next step on the first screen
On a phone, the first screen shows a clear next step: “Start Replenza™ Today”.
8 calls to action
The homepage has 8 calls to action, for example “Shop”, “Start Replenza™ Today” and “Buy Now”.
1 short form
A short form (0 fields at most) is right on the homepage.
Social proof on the page
Social proof on the homepage: 9 customer or partner logos and 2 trust badges.
Analytics in place
Analytics detected: Google Analytics.
Risk reducer mentioned
A guarantee or risk reducer (money-back, free trial, no credit card or similar) is mentioned on the page.
Privacy and tracking
6 trackers load before any consent
6Before a visitor clicks anything, the page loads Google Ads, Google Analytics, Google Tag Manager, Klaviyo and Meta Pixel and 1 more (measured from a US location before any click). No consent tool was detected. Visitors from the EU, UK and several US states must be asked first.
18 cookies set on arrival
18Opening the homepage sets 18 cookies (measured from a US location before any click).
No consent tool detected
No known cookie consent tool loads with the page. Some sites build their own banner, and some only show one to visitors from the EU.
25 other companies contacted
Loading the homepage contacts 25 hosts run by other companies (fonts, scripts, analytics, ads), each of which sees the visitor's IP address.
Security, domain, email and software versions
The security, domain and email checks, software and plugin versions, and any app with a known security problem are visible only to people at replenzalabs.com, because details like these could help someone attack a site. Every review keeps them private, whatever they found.
Apps on your store
Your storefront loads 7 apps. Each one is code from another company running for your shoppers.
Apps your storefront loads
Geo Pro Geolocation · Klaviyo Email Marketing Sms · Okendo · Easylocation · Applovin Shop Integration · cloudfront.net · nfcube.com
Apps found in the homepage's code. Apps that only run in checkout or the admin aren't seen, and a headless storefront shows none. App data from programmable.info
Upkeep, stack and company
Stack
- E-commerce
- Shopify
- Analytics
- Google Analytics
- Hosting
- Shopify
Upkeep, stack, hiring and company data from programmable.info
Go beyond the website
What your $25 Growth Playbook adds
This review found 35 issues on replenzalabs.com, including 12 speed issues, 4 SEO issues and 1 conversion gap. That is the website alone. The full Growth Playbook pairs these findings with what your customers say in public reviews and communities and what your closest competitors do better, then turns everything into at least 20 prioritised ideas, each with the evidence behind it, a step-by-step playbook, a metric and an owner.
- 28 research agents read your site, reviews, competitors, communities and public filings
- Customer review mining (G2, Capterra, Trustpilot and more) and voice-of-pain analysis in your buyers’ own words
- Competitor intelligence with battlecards for your closest rivals
- Ideal customer profile, buyer segments and buying-stage funnel
- Ranked channels, outreach sequences and content angles
- Live Reddit threads where buyers ask for what you sell, with draft replies
- Earned media and PR openings
- At least 20 ideas with evidence, a step-by-step playbook, metric, owner, effort and impact, grouped into this week, this quarter, big bets and wildcards, plus a 30/60/90-day roadmap
- PDF, Markdown, CSV, Notion and Linear exports, and a shareable page your team can track progress on
- Refresh the playbook later to see what changed
14-day money-back guarantee: not happy for any reason, email us within 14 days and we refund in full.