4.1 sec in total
230 ms
3.5 sec
311 ms
Welcome to douglaslabs.com homepage info - get ready to check Douglas Labs best content for United States right away, or after learning these important things about douglaslabs.com
Douglas Laboratories researches, develops and manufactures the right suite of rigorously designed, science-based, healthy aging supplements. With a 60-year heritage of innovating and designing nutriti...
Visit douglaslabs.comWe analyzed Douglaslabs.com page load time and found that the first response time was 230 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
douglaslabs.com performance score
name
value
score
weighting
Value3.0 s
50/100
10%
Value8.7 s
1/100
25%
Value6.9 s
33/100
10%
Value1,930 ms
8/100
30%
Value0.062
97/100
15%
Value15.3 s
7/100
10%
230 ms
1740 ms
249 ms
580 ms
64 ms
Our browser made a total of 39 requests to load all elements on the main page. We found that 62% of them (24 requests) were addressed to the original Douglaslabs.com, 5% (2 requests) were made to Fonts.googleapis.com and 5% (2 requests) were made to Nxtcfm.s3.amazonaws.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Douglaslabs.com.
Page size can be reduced by 1.2 MB (48%)
2.4 MB
1.2 MB
In fact, the total size of Douglaslabs.com main page is 2.4 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. 40% of websites need less resources to load. Javascripts take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 73.6 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. 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 73.6 kB or 73% of the original size.
Potential reduce by 32.9 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. Douglas Labs images are well optimized though.
Potential reduce by 756.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 756.7 kB or 71% of the original size.
Potential reduce by 290.2 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. Douglaslabs.com needs all CSS files to be minified and compressed as it can save up to 290.2 kB or 88% of the original size.
Number of requests can be reduced by 14 (38%)
37
23
The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Douglas Labs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
douglaslabs.com
230 ms
www.douglaslabs.com
1740 ms
1757d96f84a0090afd72518f5bccaa8d.css
249 ms
2d4643313acf57cc5c2214fd2d6f2f1e.js
580 ms
css
64 ms
css
77 ms
995douglas.css
169 ms
f6007091ee4a14025bdbe93b47de2708-ac.js
129 ms
analytics.js
27 ms
sprite.png
257 ms
7750.js
9 ms
logo.jpg
92 ms
Homepage_Hero_1.jpg
426 ms
Homepage_Hero_Green.jpg
493 ms
DL_Cognitive_Mood_HF.lt.2.jpg
246 ms
Homepage_Hero_none.2.jpg
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60yearsforhero.2.png
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dl202133.jpg
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dl202136.jpg
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dl57658p.jpg
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dl202026.jpg
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dl202023.jpg
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DL-news-page_Pill.jpg
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our-company_UPX.png
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nsf-1.jpg
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nsf-2.jpg
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iso.jpg
586 ms
collect
43 ms
collect
75 ms
jquery.min.js
40 ms
nxt-ac-js-ui-3.3j-min.js
12 ms
ac-3.0-theme4-min.css
4 ms
f6007091ee4a14025bdbe93b47de2708-ac.css
9 ms
5fbd9e8b33b6ce39c6480668fe472ce1.css
88 ms
nr-768.min.js
44 ms
chartbeat.js
20 ms
ping
16 ms
655614796d
50 ms
douglaslabs.com accessibility score
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
[role]s do not have all required [aria-*] attributes
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
douglaslabs.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
douglaslabs.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Douglaslabs.com 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 Douglaslabs.com 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.
douglaslabs.com
Open Graph description is not detected on the main page of Douglas Labs. 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: