Tools & Wizards About Us

Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

londonsupplements.co.uk

London Supplements | Bodybuilding and Sports Nutrition | Free Delivery

Page Load Speed

5.9 sec in total

First Response

686 ms

Resources Loaded

4.7 sec

Page Rendered

491 ms

About Website

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

Buy the best bodybuilding supplements online with free UK delivery on all orders. The lowest prices on protein powders in London, products for weight loss, muscle size & strength, health & well being ...

Visit londonsupplements.co.uk

Key Findings

We analyzed Londonsupplements.co.uk page load time and found that the first response time was 686 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

londonsupplements.co.uk performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

16/100

10%

LCP (Largest Contentful Paint)

Value5.4 s

21/100

25%

SI (Speed Index)

Value37.0 s

0/100

10%

TBT (Total Blocking Time)

Value1,460 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.093

91/100

15%

TTI (Time to Interactive)

Value68.6 s

0/100

10%

Network Requests Diagram

www.londonsupplements.co.uk

686 ms

bootstrap.css

42 ms

timber.scss.css

68 ms

fonts.min.css

60 ms

style.css

46 ms

Our browser made a total of 280 requests to load all elements on the main page. We found that 65% of them (182 requests) were addressed to the original Londonsupplements.co.uk, 16% (46 requests) were made to Cdn.shopify.com and 5% (13 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Londonsupplements.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 583.7 kB (3%)

Content Size

21.4 MB

After Optimization

20.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Londonsupplements.co.uk main page is 21.4 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only a small number of websites need less resources to load. Images take 20.1 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 568.4 kB

  • Original 685.0 kB
  • After minification 587.2 kB
  • After compression 116.6 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. This page needs HTML code to be minified as it can gain 97.8 kB, which is 14% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 568.4 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 6.3 kB

  • Original 20.1 MB
  • After minification 20.1 MB

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. London Supplements images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 3.1 kB

  • Original 531.1 kB
  • After minification 531.1 kB
  • After compression 528.0 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

-4%

Potential reduce by 5.9 kB

  • Original 154.9 kB
  • After minification 154.5 kB
  • After compression 149.0 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. Londonsupplements.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 97 (37%)

Requests Now

259

After Optimization

162

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 259 CSS, Javascripts, AJAX and image requests in order to completely render the main page of London Supplements. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 73 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

londonsupplements.co.uk accessibility score

71

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

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA IDs are not unique

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 [lang] attribute

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

londonsupplements.co.uk best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

londonsupplements.co.uk SEO score

90

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Londonsupplements.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Londonsupplements.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

Open Graph data is detected on the main page of London Supplements. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: