Tools & Wizards About Us
skinbyscience.co.uk screenshot

Report Summary

  • 49

    Performance

    Renders faster than
    67% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

skinbyscience.co.uk

Skin By Science - Your one stop medical grade skincare shop!

Page Load Speed

1.3 sec in total

First Response

167 ms

Resources Loaded

560 ms

Page Rendered

587 ms

skinbyscience.co.uk screenshot

About Website

Welcome to skinbyscience.co.uk homepage info - get ready to check Skin By Science best content right away, or after learning these important things about skinbyscience.co.uk

Our doctor led service brings you the best medical grade skincare products and plans, directly to your door!

Visit skinbyscience.co.uk

Key Findings

We analyzed Skinbyscience.co.uk page load time and found that the first response time was 167 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

skinbyscience.co.uk performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

89/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

47/100

25%

SI (Speed Index)

Value4.6 s

70/100

10%

TBT (Total Blocking Time)

Value1,420 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value0.03

100/100

15%

TTI (Time to Interactive)

Value12.3 s

15/100

10%

Network Requests Diagram

www.skinbyscience.co.uk

167 ms

script.js

131 ms

2f20ef993d8e45405cac86916.js

164 ms

js

126 ms

stage_1589327262-1920w.jpeg

289 ms

Our browser made a total of 21 requests to load all elements on the main page. We found that 5% of them (1 request) were addressed to the original Skinbyscience.co.uk, 43% (9 requests) were made to Lirp.cdn-website.com and 19% (4 requests) were made to Static.cdn-website.com. The less responsive or slowest element that took the longest time to load (342 ms) relates to the external source Lirp.cdn-website.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 207.0 kB (29%)

Content Size

726.1 kB

After Optimization

519.2 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Skinbyscience.co.uk main page is 726.1 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. Images take 262.9 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 206.8 kB

  • Original 259.0 kB
  • After minification 253.4 kB
  • After compression 52.2 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 206.8 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 262.9 kB
  • After minification 262.9 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. Skin By Science images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 223 B

  • Original 204.2 kB
  • After minification 204.2 kB
  • After compression 204.0 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.

Requests Breakdown

Number of requests can be reduced by 7 (37%)

Requests Now

19

After Optimization

12

  • Images
  • JavaScript

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Skin By Science. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.skinbyscience.co.uk

www.skinbyscience.co.uk

167 ms

script.js

script.js

131 ms

2f20ef993d8e45405cac86916.js

2f20ef993d8e45405cac86916.js

164 ms

js

js

126 ms

stage_1589327262-1920w.jpeg

stage_1589327262-1920w.jpeg

289 ms

alastin_logo_299a0da3-bcb6-4cf6-9bef-c799ad7d5b08.webp

alastin_logo_299a0da3-bcb6-4cf6-9bef-c799ad7d5b08.webp

74 ms

jquery-3.7.0.min.js

jquery-3.7.0.min.js

65 ms

d-js-one-runtime-unified-desktop.min.js

d-js-one-runtime-unified-desktop.min.js

76 ms

d-js-jquery-migrate.min.js

d-js-jquery-migrate.min.js

62 ms

js

js

119 ms

alastin+skin+nectar.webp

alastin+skin+nectar.webp

51 ms

dark_logo_white_background-copy-1920w.jpg

dark_logo_white_background-copy-1920w.jpg

120 ms

obagi+nu+derm+3+clear-270w.jpg

obagi+nu+derm+3+clear-270w.jpg

155 ms

ZO-Firming-Serum-97465885-270w.jpg

ZO-Firming-Serum-97465885-270w.jpg

118 ms

exosomes_re_pair-270w.PNG

exosomes_re_pair-270w.PNG

119 ms

Screenshot-2024-05-07-at-17.24.56-1920w.png

Screenshot-2024-05-07-at-17.24.56-1920w.png

342 ms

New-Obagi-Carbon-Men-1920w.jpeg

New-Obagi-Carbon-Men-1920w.jpeg

242 ms

pexels-photo-15327096-8f413aba-1920w.jpeg

pexels-photo-15327096-8f413aba-1920w.jpeg

243 ms

trust+badge-570w.png

trust+badge-570w.png

196 ms

embed.js

embed.js

21 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

3 ms

Accessibility Review

skinbyscience.co.uk accessibility score

94

Accessibility Issues

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-hidden="true"] elements contain focusable descendents

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

Links do not have a discernible name

Best Practices

skinbyscience.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

SEO Factors

skinbyscience.co.uk SEO score

93

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

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 Skinbyscience.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 Skinbyscience.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

skinbyscience.co.uk

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