Magento

Hi,
Just wondering does anyone know the best SEO extension for my magento store to help improve google search results?

http://www.nurserykingdom.co.uk

It depends on what type of help you need with your store. We wrote an article about the top SEO and Social Media extensions for Magento which should give you a good starting point.

http://www.nchannel.com/2012/07/26/essential-magento-seo-and-social-media-extensions-for-your-ecommerce-store/

You can find the very good extension for SEO Magento SEO[
Magento SEO Plus Extension enhances Magento sites in search engine by various optimization methods: product tag, search and layered navigation.

Generate URL, title, keywords, description for tag’s product list, search result and filter pages
Allow using URL Rewrite and Cache Rewrite
Use canonical link to link filter page to main page

Here I have suggested you some of the best and recommended SEO extensions for a website.
SEO Suite Enterprise
SEO Pagination
SEO Suite Pro

SEO is very important to any web-store owners. I recommend Magento SEO Plus Extension for this purpose. It enhances Magento sites in search engine by various optimization methods: product tag, search and layered navigation.
-Generate URL, title, keywords, description for tag’s product list, search result and filter pages
-Allow using URL Rewrite and Cache Rewrite
-Use canonical link to link filter page to main page
And A XML Sitemap is superb for its friendliness with Search Engine. By adding this Magento Sitemap Xml extension, your web-shop can experience a higher ranking in Search Engines efficiently, effortlessly and especially FREE!
for more details, see http://www.magestore.com/magento-seo-plus-extension.html and http://www.magestore.com/magento-xml-sitemap-extension.html

SEO is very important to any web-store owners. I recommend Magento SEO Plus Extension for this purpose. It enhances Magento sites in search engine by various optimization methods: product tag, search and layered navigation. This module is pretty good and priced reasonably compared to some others:
-Generate URL, title, keywords, description for tag’s product list, search result and filter pages
-Allow using URL Rewrite and Cache Rewrite
-Use canonical link to link filter page to main page
And a XML Sitemap is superb for its friendliness with Search Engine. By adding this Magento Sitemap Xml extension, your web-shop can experience a higher ranking in Search Engines efficiently, effortlessly and especially FREE!

hey try this one \"Rich Snippets in Google and Yahoo\” it help to increase your sale.

http://www.magentocommerce.com/magento-connect/msemantic-semantic-seo-for-rich-snippets-in-google-and-yahoo.html

Canonical URL for Magento
Yoast_MetaRobots
SEO Suite Pro
Export of products for search engines
Semantium_MSemanticBasic
SEO Suite Enterprise
SEOgento
Extended Sitemap
SEO Layered Navigation
CAB Pagesitemap
Ultimate SEO Suite
Seo with Tag & Review

these are the most recommended extensions, use them and boost your site visibility.