Tools & Wizards About Us
drcorbyn.co.uk screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

drcorbyn.co.uk

Dr Corbyn Vitamins and Minerals | High-Quality Health Supplements UK

Page Load Speed

18.5 sec in total

First Response

7.5 sec

Resources Loaded

10.6 sec

Page Rendered

384 ms

drcorbyn.co.uk screenshot

About Website

Visit drcorbyn.co.uk now to see the best up-to-date Dr Corbyn content and also check out these interesting facts you probably never knew about drcorbyn.co.uk

High-quality, high-performance vitamins and minerals formulated to deliver maximum benefits with every serving.

Visit drcorbyn.co.uk

Key Findings

We analyzed Drcorbyn.co.uk page load time and found that the first response time was 7.5 sec and then it took 11 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

drcorbyn.co.uk performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.5 s

2/100

10%

LCP (Largest Contentful Paint)

Value13.9 s

0/100

25%

SI (Speed Index)

Value19.3 s

0/100

10%

TBT (Total Blocking Time)

Value950 ms

29/100

30%

CLS (Cumulative Layout Shift)

Value0.231

54/100

15%

TTI (Time to Interactive)

Value14.5 s

8/100

10%

Network Requests Diagram

www.drcorbyn.co.uk

7497 ms

nxr7egj.css

103 ms

js

53 ms

font-awesome.min.css

249 ms

swiper.min.css

224 ms

Our browser made a total of 132 requests to load all elements on the main page. We found that 86% of them (113 requests) were addressed to the original Drcorbyn.co.uk, 6% (8 requests) were made to Use.typekit.net and 2% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (7.5 sec) belongs to the original domain Drcorbyn.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 339.5 kB (37%)

Content Size

909.2 kB

After Optimization

569.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Drcorbyn.co.uk main page is 909.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 60% of websites need less resources to load. Javascripts take 318.8 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 222.2 kB

  • Original 250.6 kB
  • After minification 250.6 kB
  • After compression 28.4 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 222.2 kB or 89% of the original size.

Image Optimization

-1%

Potential reduce by 868 B

  • Original 103.8 kB
  • After minification 103.0 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Dr Corbyn images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 29.0 kB

  • Original 318.8 kB
  • After minification 316.9 kB
  • After compression 289.8 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-37%

Potential reduce by 87.6 kB

  • Original 236.0 kB
  • After minification 157.0 kB
  • After compression 148.4 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Drcorbyn.co.uk needs all CSS files to be minified and compressed as it can save up to 87.6 kB or 37% of the original size.

Requests Breakdown

Number of requests can be reduced by 106 (90%)

Requests Now

118

After Optimization

12

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 118 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dr Corbyn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 60 to 1 for JavaScripts and from 48 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.drcorbyn.co.uk

www.drcorbyn.co.uk

7497 ms

nxr7egj.css

nxr7egj.css

103 ms

js

js

53 ms

font-awesome.min.css

font-awesome.min.css

249 ms

swiper.min.css

swiper.min.css

224 ms

theme.css

theme.css

353 ms

jxheaderaccount.css

jxheaderaccount.css

236 ms

jxproductlistgallery.css

jxproductlistgallery.css

30 ms

jxproductzoomer.css

jxproductzoomer.css

70 ms

paypal_fo.css

paypal_fo.css

39 ms

front.css

front.css

48 ms

chosen.css

chosen.css

70 ms

jxsearch.css

jxsearch.css

72 ms

estimateddelivery.css

estimateddelivery.css

72 ms

font-awesome.css

font-awesome.css

80 ms

estimateddelivery-pl-17.css

estimateddelivery-pl-17.css

274 ms

customfields_common.css

customfields_common.css

89 ms

grid-for-1-7-module.css

grid-for-1-7-module.css

98 ms

grid-for-1-7-module-widget.css

grid-for-1-7-module-widget.css

111 ms

blog1.css

blog1.css

120 ms

jxdaydeal.css

jxdaydeal.css

131 ms

jxmegalayout.css

jxmegalayout.css

141 ms

Footer-1.css

Footer-1.css

151 ms

Header-1.css

Header-1.css

161 ms

Home-1.css

Home-1.css

393 ms

TopColumn-1.css

TopColumn-1.css

426 ms

combined_unique_styles_1.css

combined_unique_styles_1.css

442 ms

font-awesome.css

font-awesome.css

443 ms

animate.css

animate.css

283 ms

font-awesome.css

font-awesome.css

301 ms

hook-17.css

hook-17.css

311 ms

jquery.star-rating-17.css

jquery.star-rating-17.css

325 ms

snippets.css

snippets.css

334 ms

front.css

front.css

346 ms

settings-1650017799.css

settings-1650017799.css

591 ms

5.css

5.css

574 ms

abancart.css

abancart.css

399 ms

front.css

front.css

409 ms

jquery-ui.min.css

jquery-ui.min.css

416 ms

jquery.ui.theme.min.css

jquery.ui.theme.min.css

407 ms

jquery.fancybox.css

jquery.fancybox.css

600 ms

jquery.autocomplete.css

jquery.autocomplete.css

397 ms

homeslider.css

homeslider.css

616 ms

megamenu.css

megamenu.css

386 ms

fix17.css

fix17.css

585 ms

custom.css

custom.css

396 ms

product.css

product.css

405 ms

tp_register.min.js

tp_register.min.js

403 ms

tp_trustbox.min.js

tp_trustbox.min.js

404 ms

p.css

p.css

26 ms

tp_preview.min.js

tp_preview.min.js

403 ms

email-decode.min.js

email-decode.min.js

398 ms

core.js

core.js

397 ms

swiper.min.js

swiper.min.js

396 ms

qazy.js

qazy.js

396 ms

theme.js

theme.js

396 ms

ps_emailsubscription.js

ps_emailsubscription.js

347 ms

validate.js

validate.js

344 ms

jxheaderaccount.js

jxheaderaccount.js

345 ms

jxproductlistgallery.js

jxproductlistgallery.js

314 ms

jxproductzoomer.js

jxproductzoomer.js

313 ms

jquery.ez-plus.js

jquery.ez-plus.js

298 ms

jxsearch.js

jxsearch.js

293 ms

ed-product-placement.js

ed-product-placement.js

282 ms

ed_countdown.js

ed_countdown.js

274 ms

ed-product-placement-modal.js

ed-product-placement-modal.js

534 ms

estimateddelivery-pl.js

estimateddelivery-pl.js

320 ms

jquery-watch.js

jquery-watch.js

226 ms

font-awesome.min.css

font-awesome.min.css

25 ms

imagesloaded.pkgd.min.js

imagesloaded.pkgd.min.js

226 ms

masonry.pkgd.min.js

masonry.pkgd.min.js

227 ms

jquery.countdown.js

jquery.countdown.js

458 ms

jxdaydeal.js

jxdaydeal.js

223 ms

jxmegalayout.js

jxmegalayout.js

224 ms

Footer-1.js

Footer-1.js

445 ms

Header-1.js

Header-1.js

225 ms

Home-1.js

Home-1.js

468 ms

TopColumn-1.js

TopColumn-1.js

340 ms

css2

css2

31 ms

megamenu.js

megamenu.js

313 ms

jquery.countdown.min.js

jquery.countdown.min.js

312 ms

clock.js

clock.js

473 ms

module.js

module.js

301 ms

jquery.star-rating.min.js

jquery.star-rating.min.js

353 ms

init.js

init.js

399 ms

tools.js

tools.js

543 ms

product.js

product.js

537 ms

underscore.min.js

underscore.min.js

367 ms

jquery.countdown.min.js

jquery.countdown.min.js

375 ms

front.js

front.js

365 ms

custom.js

custom.js

385 ms

jquery.countdown.min.js

jquery.countdown.min.js

389 ms

abancart.js

abancart.js

377 ms

jquery.growl.js

jquery.growl.js

376 ms

front.js

front.js

373 ms

jquery-ui.min.js

jquery-ui.min.js

712 ms

jquery.fancybox.js

jquery.fancybox.js

368 ms

fromprice.js

fromprice.js

362 ms

jquery.autocomplete.js

jquery.autocomplete.js

360 ms

responsiveslides.min.js

responsiveslides.min.js

379 ms

homeslider.js

homeslider.js

371 ms

ps_searchbar.js

ps_searchbar.js

361 ms

ps_shoppingcart.js

ps_shoppingcart.js

354 ms

ilm_shoppingcart.js

ilm_shoppingcart.js

351 ms

custom.js

custom.js

343 ms

analytics.js

analytics.js

164 ms

js

js

132 ms

bat.js

bat.js

209 ms

tp.min.js

tp.min.js

174 ms

blank.png

blank.png

251 ms

bg-vector.png

bg-vector.png

446 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

82 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

676 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

676 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

677 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

678 ms

d

d

81 ms

d

d

112 ms

d

d

112 ms

Linearicons.woff

Linearicons.woff

802 ms

d

d

114 ms

d

d

218 ms

d

d

131 ms

d

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166 ms

collect

collect

52 ms

collect

collect

71 ms

my-store-logo-1595099438.jpg

my-store-logo-1595099438.jpg

12 ms

eRIV1zY93LncOpkO.png

eRIV1zY93LncOpkO.png

376 ms

oozuwLyZaJ59R4Bu.png

oozuwLyZaJ59R4Bu.png

211 ms

sn6RrId3ex6H3mxZ.png

sn6RrId3ex6H3mxZ.png

213 ms

naRgn0zL4M4uGQdV.png

naRgn0zL4M4uGQdV.png

231 ms

MT937FQYq2yXdgGW.png

MT937FQYq2yXdgGW.png

212 ms

Accessibility Review

drcorbyn.co.uk accessibility score

85

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Buttons do not have an accessible name

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a valid value for its [lang] attribute.

Best Practices

drcorbyn.co.uk best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

drcorbyn.co.uk SEO score

92

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    GB

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Drcorbyn.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed language. Our system also found out that Drcorbyn.co.uk main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

drcorbyn.co.uk

Open Graph description is not detected on the main page of Dr Corbyn. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: