Tools & Wizards About Us
bio-light.com screenshot

Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

bio-light.com

Enviro-Med Light boxes: light therapy box for SAD winter depression and seasonal affective disorder. Dawn Simulator Products for Winter Blues.

Page Load Speed

1.7 sec in total

First Response

164 ms

Resources Loaded

1.4 sec

Page Rendered

158 ms

bio-light.com screenshot

About Website

Visit bio-light.com now to see the best up-to-date Bio Light content and also check out these interesting facts you probably never knew about bio-light.com

Light boxes for SAD seasonal affective disorder. Light therapy and dawn simulators for the winter blues. Products by Enviro-Med.

Visit bio-light.com

Key Findings

We analyzed Bio-light.com page load time and found that the first response time was 164 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

bio-light.com performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

86/100

10%

LCP (Largest Contentful Paint)

Value1.9 s

98/100

25%

SI (Speed Index)

Value1.9 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.9 s

100/100

10%

Network Requests Diagram

bio-light.com

164 ms

bio-light.com

310 ms

www.bio-light.com

370 ms

enviro_back.gif

79 ms

home0.gif

161 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that all of those requests were addressed to Bio-light.com and no external sources were called. The less responsive or slowest element that took the longest time to load (560 ms) belongs to the original domain Bio-light.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 11.4 kB (44%)

Content Size

25.7 kB

After Optimization

14.3 kB

  • HTML
  • Images

In fact, the total size of Bio-light.com main page is 25.7 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. Only 10% of websites need less resources to load. HTML takes 13.1 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 10.1 kB

  • Original 13.1 kB
  • After minification 11.9 kB
  • After compression 3.0 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 10.1 kB or 77% of the original size.

Image Optimization

-10%

Potential reduce by 1.3 kB

  • Original 12.6 kB
  • After minification 11.3 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. Bio Light images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

29

After Optimization

29

  • Images

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bio Light. According to our analytics all requests are already optimized.

Network Requests Diagram

bio-light.com

bio-light.com

164 ms

bio-light.com

bio-light.com

310 ms

www.bio-light.com

www.bio-light.com

370 ms

enviro_back.gif

enviro_back.gif

79 ms

home0.gif

home0.gif

161 ms

home1.gif

home1.gif

235 ms

home2.gif

home2.gif

234 ms

therapy0.gif

therapy0.gif

237 ms

therapy1.gif

therapy1.gif

235 ms

therapy2.gif

therapy2.gif

235 ms

lights0.gif

lights0.gif

239 ms

lights1.gif

lights1.gif

315 ms

lights2.gif

lights2.gif

315 ms

order0.gif

order0.gif

317 ms

order1.gif

order1.gif

318 ms

order2.gif

order2.gif

319 ms

articles0.gif

articles0.gif

319 ms

articles1.gif

articles1.gif

396 ms

articles2.gif

articles2.gif

397 ms

about0.gif

about0.gif

398 ms

about1.gif

about1.gif

399 ms

about2.gif

about2.gif

400 ms

feedback0.gif

feedback0.gif

401 ms

feedback1.gif

feedback1.gif

478 ms

feedback2.gif

feedback2.gif

479 ms

view1.gif

view1.gif

479 ms

view2.gif

view2.gif

479 ms

biologo.jpg

biologo.jpg

481 ms

books1.gif

books1.gif

481 ms

purple.gif

purple.gif

559 ms

ultwwomc_x100.jpg

ultwwomc_x100.jpg

560 ms

solwbikc_x100.jpg

solwbikc_x100.jpg

560 ms

Accessibility Review

bio-light.com accessibility score

86

Accessibility Issues

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.

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

Best Practices

bio-light.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

bio-light.com SEO score

69

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bio-light.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Bio-light.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

bio-light.com

Open Graph description is not detected on the main page of Bio Light. 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: