Tools & Wizards About Us
centrumodzywek.net screenshot

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 57

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

centrumodzywek.net

Odżywki Warszawa, Sklep z Odżywkami - CentrumOdżywek Warszawa

Page Load Speed

4.9 sec in total

First Response

245 ms

Resources Loaded

4.2 sec

Page Rendered

467 ms

centrumodzywek.net screenshot

About Website

Visit centrumodzywek.net now to see the best up-to-date Centrum Odzywek content for Poland and also check out these interesting facts you probably never knew about centrumodzywek.net

Jesteśmy największym sklepem z odżywkami w Polsce, mamy najniższe ceny oraz największy wybór. Posiadamy sklepy w Warszawie oraz Katowicach.

Visit centrumodzywek.net

Key Findings

We analyzed Centrumodzywek.net page load time and found that the first response time was 245 ms and then it took 4.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

centrumodzywek.net performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.5 s

1/100

10%

LCP (Largest Contentful Paint)

Value29.4 s

0/100

25%

SI (Speed Index)

Value17.2 s

0/100

10%

TBT (Total Blocking Time)

Value1,500 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.12

84/100

15%

TTI (Time to Interactive)

Value34.4 s

0/100

10%

Network Requests Diagram

centrumodzywek.net

245 ms

centrumodzywek.net

656 ms

global.css

225 ms

highdpi.css

310 ms

responsive-tables.css

317 ms

Our browser made a total of 156 requests to load all elements on the main page. We found that 85% of them (133 requests) were addressed to the original Centrumodzywek.net, 5% (8 requests) were made to Googletagmanager.com and 2% (3 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Centrumodzywek.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 499.4 kB (7%)

Content Size

7.3 MB

After Optimization

6.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Centrumodzywek.net main page is 7.3 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 6.8 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 211.6 kB

  • Original 240.5 kB
  • After minification 207.1 kB
  • After compression 29.0 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. This page needs HTML code to be minified as it can gain 33.4 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 211.6 kB or 88% of the original size.

Image Optimization

-4%

Potential reduce by 263.5 kB

  • Original 6.8 MB
  • After minification 6.6 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. Centrum Odzywek images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 19.6 kB

  • Original 171.5 kB
  • After minification 170.5 kB
  • After compression 152.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 19.6 kB or 11% of the original size.

CSS Optimization

-6%

Potential reduce by 4.8 kB

  • Original 75.6 kB
  • After minification 75.4 kB
  • After compression 70.8 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. Centrumodzywek.net has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 82 (54%)

Requests Now

151

After Optimization

69

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 151 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Centrum Odzywek. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 49 to 1 for JavaScripts and from 35 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

centrumodzywek.net

centrumodzywek.net

245 ms

centrumodzywek.net

centrumodzywek.net

656 ms

global.css

global.css

225 ms

highdpi.css

highdpi.css

310 ms

responsive-tables.css

responsive-tables.css

317 ms

uniform.default.css

uniform.default.css

321 ms

hooks.css

hooks.css

325 ms

blocktopmenu.css

blocktopmenu.css

327 ms

superfish-modified.css

superfish-modified.css

334 ms

blockcart.css

blockcart.css

411 ms

jquery.bxslider.css

jquery.bxslider.css

420 ms

blockcategories.css

blockcategories.css

425 ms

blocknewsletter.css

blocknewsletter.css

431 ms

homeslider.css

homeslider.css

434 ms

hook.css

hook.css

444 ms

jquery.star-rating.css

jquery.star-rating.css

511 ms

jquery.fancybox.css

jquery.fancybox.css

524 ms

snippets.css

snippets.css

529 ms

productenquire.css

productenquire.css

538 ms

x13tos.css

x13tos.css

540 ms

product_list.css

product_list.css

553 ms

homefeatured.css

homefeatured.css

611 ms

blocknewproducts.css

blocknewproducts.css

627 ms

blockbestsellers.css

blockbestsellers.css

633 ms

paypal.css

paypal.css

643 ms

blocklanguages.css

blocklanguages.css

646 ms

blockcurrencies.css

blockcurrencies.css

661 ms

gallery-styles.css

gallery-styles.css

712 ms

smartblogstyle.css

smartblogstyle.css

730 ms

fblogin.css

fblogin.css

736 ms

main.css

main.css

749 ms

phfullsearch17.css

phfullsearch17.css

753 ms

phfullsearch16.css

phfullsearch16.css

770 ms

category.css

category.css

813 ms

c3.min.css

c3.min.css

834 ms

style.css

style.css

841 ms

home.css

home.css

856 ms

js

js

46 ms

conversion.js

conversion.js

84 ms

js

js

37 ms

js

js

50 ms

jquery-1.11.0.min.js

jquery-1.11.0.min.js

877 ms

jquery-migrate-1.2.1.min.js

jquery-migrate-1.2.1.min.js

658 ms

jquery.easing.js

jquery.easing.js

620 ms

tools.js

tools.js

636 ms

global.js

global.js

640 ms

10-bootstrap.min.js

10-bootstrap.min.js

652 ms

15-jquery.total-storage.min.js

15-jquery.total-storage.min.js

681 ms

15-jquery.uniform-modified.js

15-jquery.uniform-modified.js

697 ms

hoverIntent.js

hoverIntent.js

646 ms

superfish-modified.js

superfish-modified.js

646 ms

blocktopmenu.js

blocktopmenu.js

659 ms

ajax-cart.js

ajax-cart.js

662 ms

jquery.scrollTo.js

jquery.scrollTo.js

679 ms

jquery.serialScroll.js

jquery.serialScroll.js

688 ms

jquery.bxslider.js

jquery.bxslider.js

649 ms

treeManagement.js

treeManagement.js

647 ms

blocknewsletter.js

blocknewsletter.js

661 ms

homeslider.js

homeslider.js

662 ms

module.js

module.js

682 ms

jquery.star-rating.min.js

jquery.star-rating.min.js

680 ms

init.js

init.js

652 ms

jquery.fancybox.js

jquery.fancybox.js

648 ms

jquery.countdown.min.js

jquery.countdown.min.js

663 ms

fblogin.js

fblogin.js

662 ms

jquery.cooki-plugin.js

jquery.cooki-plugin.js

685 ms

phfullsearch.js

phfullsearch.js

673 ms

main.js

main.js

655 ms

index.js

index.js

648 ms

hidepopup.js

hidepopup.js

665 ms

jquery.joverlay.min.js

jquery.joverlay.min.js

664 ms

bender.js

bender.js

686 ms

highlight.js

highlight.js

664 ms

owl.carousel.min.js

owl.carousel.min.js

691 ms

centrumodzywek.net

centrumodzywek.net

547 ms

cookie.png

cookie.png

175 ms

centrumodzywek-logo-1516663413.jpg

centrumodzywek-logo-1516663413.jpg

176 ms

10ea7f97dbee6d3ae9aa1d21b4ecf98e67211f1d_slajd2.png

10ea7f97dbee6d3ae9aa1d21b4ecf98e67211f1d_slajd2.png

774 ms

26c5660850c85131cf3746d2d57e30f66abf9a93_slajd1.png

26c5660850c85131cf3746d2d57e30f66abf9a93_slajd1.png

881 ms

98bf54388dcd7afcabb25cc7bb413f75d4b155ad_slajd3.png

98bf54388dcd7afcabb25cc7bb413f75d4b155ad_slajd3.png

1305 ms

e469811c2de1a273bc26eeb5964ac2436c7107ea_banerek-strona1.png

e469811c2de1a273bc26eeb5964ac2436c7107ea_banerek-strona1.png

678 ms

68d3f473335209bc4d65899adc6937050df4a611_banerek-strona2.png

68d3f473335209bc4d65899adc6937050df4a611_banerek-strona2.png

638 ms

9ae01bca8a5e868a9ee8c6d17e41c0c59c3c8aa5_banerek-strona3a.png

9ae01bca8a5e868a9ee8c6d17e41c0c59c3c8aa5_banerek-strona3a.png

770 ms

05d6695210cc9f7323227807472ff7107d72716f_sila.png

05d6695210cc9f7323227807472ff7107d72716f_sila.png

678 ms

9c67ebcbae16a1e66b3c5a8448eee6adb7da78ab_masa.png

9c67ebcbae16a1e66b3c5a8448eee6adb7da78ab_masa.png

771 ms

03503e46e7e7c5f88580691253bceabe77b292cd_redukcja.png

03503e46e7e7c5f88580691253bceabe77b292cd_redukcja.png

772 ms

701c1712479d68cb63f239c9d41aba5c0e59882a_zdrowazywnosc.png

701c1712479d68cb63f239c9d41aba5c0e59882a_zdrowazywnosc.png

876 ms

1c4a516d8171b30854b3d7cb557b86bb83cc1288_wytrzymalosc.png

1c4a516d8171b30854b3d7cb557b86bb83cc1288_wytrzymalosc.png

877 ms

real-pharm-real-whey-100-2000g.jpg

real-pharm-real-whey-100-2000g.jpg

872 ms

real-pharm-real-whey-100-700g.jpg

real-pharm-real-whey-100-700g.jpg

878 ms

real-pharm-real-isolate-100-700g.jpg

real-pharm-real-isolate-100-700g.jpg

976 ms

real-pharm-vitamax-women-60tabl.jpg

real-pharm-vitamax-women-60tabl.jpg

982 ms

real-pharm-vitamin-shock-300g.jpg

real-pharm-vitamin-shock-300g.jpg

985 ms

real-pharm-citruargin-cytrulina-aakg-300g.jpg

real-pharm-citruargin-cytrulina-aakg-300g.jpg

987 ms

real-pharm-vitamax-men-60tabl.jpg

real-pharm-vitamax-men-60tabl.jpg

989 ms

muscle-care-msm-90tabs.jpg

muscle-care-msm-90tabs.jpg

1078 ms

muscle-care-pro-whey-500g.jpg

muscle-care-pro-whey-500g.jpg

1088 ms

proactive-crea-m-500g-.jpg

proactive-crea-m-500g-.jpg

1094 ms

p.jpg

p.jpg

1097 ms

bialko-proactive-whey-instant-700g.jpg

bialko-proactive-whey-instant-700g.jpg

1100 ms

pro.jpg

pro.jpg

1181 ms

proactive-protein-80-700g-vitamin-supreme-30-tabs.jpg

proactive-protein-80-700g-vitamin-supreme-30-tabs.jpg

1194 ms

proactive-girl-burner-90kaps.jpg

proactive-girl-burner-90kaps.jpg

1201 ms

real-foods-erytrytol-1000g.jpg

real-foods-erytrytol-1000g.jpg

1205 ms

universal-animal-flex-44-sasz.jpg

universal-animal-flex-44-sasz.jpg

1201 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1268 ms

omen-creatine-500g.jpg

omen-creatine-500g.jpg

1273 ms

optimum-whey-gold-943g.jpg

optimum-whey-gold-943g.jpg

1262 ms

gtm.js

gtm.js

59 ms

fbevents.js

fbevents.js

60 ms

optimum-whey-gold-2300-g.jpg

optimum-whey-gold-2300-g.jpg

1248 ms

357E5B_3_0.woff

357E5B_3_0.woff

1202 ms

omen-omega-3-60caps.jpg

omen-omega-3-60caps.jpg

1216 ms

js

js

73 ms

levrone-levro-test-am-pm-formula-240-tabs.jpg

levrone-levro-test-am-pm-formula-240-tabs.jpg

1211 ms

378 ms

js

js

287 ms

js

js

280 ms

373 ms

all.js

all.js

316 ms

widgets.js

widgets.js

366 ms

357E5B_4_0.woff

357E5B_4_0.woff

862 ms

js

js

93 ms

analytics.js

analytics.js

89 ms

all.js

all.js

16 ms

128 ms

levrone-levrolegendary-l-carnitine-300g-.jpg

levrone-levrolegendary-l-carnitine-300g-.jpg

784 ms

140 ms

levrone-levro-legendary-mass-7kg-vanilla.jpg

levrone-levro-legendary-mass-7kg-vanilla.jpg

758 ms

proactive-vitamin-supreme-30-tab.jpg

proactive-vitamin-supreme-30-tab.jpg

750 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

114 ms

collect

collect

15 ms

activlab-high-whey-protein-bar-80g.jpg

activlab-high-whey-protein-bar-80g.jpg

723 ms

b-adobestock_71475164.jpeg

b-adobestock_71475164.jpeg

738 ms

b-70622601_1344579032367529_5915136269809090560_o.jpg

b-70622601_1344579032367529_5915136269809090560_o.jpg

1063 ms

b-adobestock_227409191.jpeg

b-adobestock_227409191.jpeg

966 ms

collect

collect

13 ms

ga-audiences

ga-audiences

24 ms

settings

settings

95 ms

b-adobestock_43358366.jpeg

b-adobestock_43358366.jpeg

662 ms

b-adobestock_182266680.jpeg

b-adobestock_182266680.jpeg

672 ms

b-64572879_2122500397872141_2413278579581255680_n.jpg

b-64572879_2122500397872141_2413278579581255680_n.jpg

720 ms

b-adobestock_217468304.jpeg

b-adobestock_217468304.jpeg

737 ms

b-adobestock_105992639.jpeg

b-adobestock_105992639.jpeg

767 ms

b-adobestock_101623711.jpeg

b-adobestock_101623711.jpeg

684 ms

b-adobestock_242174564.jpeg

b-adobestock_242174564.jpeg

720 ms

b-adobestock_187360259.jpeg

b-adobestock_187360259.jpeg

737 ms

b-adobestock_208435119.jpeg

b-adobestock_208435119.jpeg

769 ms

b-adobestock_110597312.jpeg

b-adobestock_110597312.jpeg

784 ms

b-adobestock_58851260.jpeg

b-adobestock_58851260.jpeg

728 ms

b-adobestock_110496699.jpeg

b-adobestock_110496699.jpeg

743 ms

b-adobestock_190640181.jpeg

b-adobestock_190640181.jpeg

867 ms

pay.png

pay.png

769 ms

cart.png

cart.png

785 ms

loading.gif

loading.gif

729 ms

bx_loader.gif

bx_loader.gif

742 ms

Accessibility Review

centrumodzywek.net accessibility score

57

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.

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

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

Form elements do not have associated labels

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

centrumodzywek.net 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

centrumodzywek.net SEO score

85

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 doesn't use legible font sizes

Language and Encoding

  • Language Detected

    PL

  • Language Claimed

    PL

  • Encoding

    UTF-8

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

centrumodzywek.net

Open Graph description is not detected on the main page of Centrum Odzywek. 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: