SEO Best Practices for E-Commerce Websites

Ecommerce SEO now has to work in standard search results, AI Overviews, conversational search tools such as ChatGPT, and ranking systems that reward user experience and first-hand expertise.

Understanding Ecommerce SEO in the AI Era

Ecommerce SEO is the process of making your online store more visible in search engine results pages (SERPs) and AI-powered answer engines. The goal is still to earn organic traffic without paying for ads, but ecommerce sites now need clearer product information, stronger technical foundations, and content that answer engines can interpret.

Part 1: Traditional SEO foundations

1. Keyword Research & Strategy

Keyword research: Use tools such as Google Keyword Planner, Ahrefs, Semrush, or Ubersuggest to find:

• Product-specific keywords
• Commercial intent keywords (“buy,” “best,” “review”)
• Long-tail variations

AI-era approach: Prioritise transactional and commercial keywords that signal intent to buy, such as “buy Nike running shoes online” or “best DSLR camera under $1000,” rather than purely informational queries

Actions:

• Use Amazon and Google autocomplete to discover real shopper language
• Focus on long-tail keywords that match natural conversational queries
• Research keywords for each product category and create dedicated landing pages

2. Engaging Product Descriptions

Core principle: Product descriptions need to help search engines understand the page and give customers enough detail to buy with confidence.

Practices:

• Keep descriptions concise but detailed (focus on features, benefits, and use cases)
• Avoid manufacturer descriptions (duplicate content penalty)
• Include target keywords naturally without keyword stuffing
• Answer customer questions: “Where is this grown? What flavours? How does it work?”
• Write unique descriptions for every product

3. Image Optimisation and Alt Text

Baseline requirements:

• Use descriptive file names (e.g., “blue-cotton-t-shirt.jpg” instead of “IMG0010.jpg”)
• Write alt text that describes the image for screen readers and search engines
• Include target keywords where natural

AI-era addition: Visual search matters for ecommerce because shoppers often compare products from images before they click

Actions:

• Optimise images for Google Image Search visibility
• Use high-quality product images with multiple angles
• Add structured data markup for images
• Consider adding product videos (tutorials, demonstrations, testimonials)

4. Avoid Duplicate Content

Why it matters: Duplicate content makes it harder for search engines to choose the right product or category page to rank.

Common ecommerce pitfalls:

• Copying manufacturer product descriptions
• Using the same description across multiple product variations
• Duplicating blog posts from other sources

Fix: Write original copy for priority products, categories, and buying guides. Start with the pages that drive revenue or have the strongest search demand.

5. URL Structure

Practices:

• Keep URLs short and descriptive
• Include relevant keywords
• Use hyphens to separate words
• Avoid complex parameters and session IDs
• Create logical hierarchy (e.g., /category/subcategory/product-name)

Example:

Good: yourstore.com/mens-shoes/running/nike-air-zoom

Bad: yourstore.com/product?id=12345&session=abc123

6. Page Speed & Technical Performance

Optimisation checklist:

• Compress images without losing quality
• Enable browser caching
• Minimise CSS, JavaScript, and HTML
• Use Content Delivery Networks (CDNs)
• Implement lazy loading for images
• Ensure mobile responsiveness
• Achieve Core Web Vitals thresholds

AI Integration: AI tools can analyze page data and identify areas for improvement, such as website loading speed, mobile responsiveness, and user experience

7. Mobile Optimisation

Requirement: Your store must be responsive across common screen sizes and easy to use on touch devices.

Mobile SEO Essentials:

• Responsive design that adapts to any device
• Touch-friendly navigation and buttons
• Fast mobile loading times
• Simplified checkout process for mobile users
• Mobile-first indexing compliance

8. Site Structure & Navigation

User Experience Focus:

• Organise products into intuitive categories and subcategories
• Ensure all pages are within 3-4 clicks from homepage
• Use breadcrumb navigation
• Implement internal linking strategy
• Create clear heading hierarchy (H1, H2, H3)

Example Structure:

Homepage → Men's Clothing → Shoes → Running Shoes → [Specific Product]

Part 2: AI-era ecommerce SEO strategies

9. E-E-A-T Optimisation (Experience, Expertise, Authoritativeness, Trustworthiness)

In 2022, Google added “Experience” to E-A-T, creating E-E-A-T. Ecommerce sites can support this by showing first-hand product knowledge, clear expertise, and trust signals.

How this applies to ecommerce:

Experience:

• Share firsthand experiences with products through personal product tests and reviews
• Include customer testimonials and verified reviews
• Show behind-the-scenes content (unboxing, quality control, sourcing)
• Document your brand story and values

Expertise:

• Create comprehensive buying guides
• Publish detailed how-to content
• Include size guides, comparison charts, and educational resources
• Feature product specifications and technical details

Authoritativeness:

• Earn backlinks from reputable websites, get featured by major industry blogs or news sites, and win industry awards or certifications to signal that others value your expertise
• Build topical authority through content clusters
• Get industry certifications and display them prominently

Trustworthiness:

• Use HTTPS, strong password requirements, and clear privacy policies to protect user data and reassure customers
• Display contact information prominently
• Include detailed “About Us” page
• Show security badges and payment certifications
• Respond to customer reviews (positive and negative)

10. Structured Data & Schema Markup

Why it matters: Product schema and structured data help pages qualify for product panels, shopping carousels, and rich results

Required Schema Types for Ecommerce:

• Product schema (name, image, description, SKU)
• Offer schema (price, currency, availability)
• Review schema (aggregate ratings, individual reviews)
• Breadcrumb schema
• Organisation schema
• FAQ schema

Benefits:

• Enhanced visibility in SERPs with rich snippets
• Better AI crawler understanding
• Improved click-through rates
• Eligibility for Google Shopping features

11. Optimisation for AI-Powered Search & Answer Engines

ChatGPT and Google’s Gemini have changed how some shoppers research products, compare options, and ask follow-up questions.

Users on ChatGPT tend to ask longer, more specific questions than they type into Google, so product and category content should answer natural-language queries.

Instant Checkout in ChatGPT shows how conversational search can become a shopping channel, not just a discovery channel.

For more detail on shopping-specific AI search features, read Kahunam’s guide to how ChatGPT and Perplexity shopping features affect Shopify stores.

Optimisation tactics:

a) Natural Language Processing (NLP) Optimisation:

• Write content that answers conversational queries
• Use question-based headings (“What is the best…?”, “How do I…?”)
• Include FAQ sections that mirror natural speech patterns
• Optimise for voice search queries

b) Content depth: Content that may be surfaced by AI systems should use clear source information, credible author review for E-E-A-T topics, and proper fact-checking

• Create detailed product guides
• Include comparison content
• Provide use case scenarios
• Add troubleshooting information

c) Multi-platform content: Tutorials, product demos, and reviews can support relevance, page experience, engagement, and content quality signals

Actions:

• Post video content on YouTube, Instagram, or TikTok with optimised descriptions
• Create content for Reddit and community platforms (Google now prioritises these)
• Develop omnichannel presence across social media
• Ensure consistent NAP (Name, Address, Phone) across all platforms

12. User Engagement Signals

Ranking factor: User engagement matters because search systems can learn whether visitors click through, stay, or return quickly to the results page

Optimisation tactics:

• Create compelling meta titles and descriptions to improve click-through rates
• Deliver on the promise of your SERP snippet
• Use engaging content formats (videos, interactive elements, comparison tools)
• Implement clear calls-to-action
• Reduce bounce rates through relevant internal linking
• Improve dwell time with quality content

13. AI-generated content guidance

The reality: AI-created content is not automatically penalised, but thin content without human insight, personal experience, or original thinking is less likely to perform well

Recommended Approach:

1. Use AI as a starting point, not the endpoint
2. Always add human expertise – insights, examples, and brand voice
3. Fact-check thoroughly – verify all AI-generated claims
4. Add unique value – original research, case studies, or proprietary data
5. Maintain brand authenticity – make sure content reflects your brand values

AI Tool Uses for Ecommerce SEO: Ecommerce owners and SEOs use AI for product listings and descriptions, scaling meta descriptions, titles, and alt text, creating content outlines, grammar checks, keyword research and clustering, technical SEO analysis, internal linking strategy, and improving user experience and CRO

14. Google Shopping & Product Feed Optimisation

Often missed: Product feed optimisation can improve ecommerce SEO and sales because Google can surface free product listings across Search, the Shopping tab, Google Images, and more.

Feed optimisation checklist:

• Accurate, keyword-rich product titles
• Detailed product descriptions
• High-quality product images
• Correct product categorisation (Google’s taxonomy)
• Accurate pricing and availability data
• Product attributes (size, colour, material, brand)
• GTIN, MPN, or brand identifiers

Treat your product feed as a separate SEO channel alongside your website.

15. Link Building & Off-Page SEO

Traditional Strategies (Still Important):

• Guest posting on relevant industry blogs
• Digital PR and brand mentions
• Partnership and collaboration opportunities
• Resource page link building
• Broken link replacement

Google recently cracked down on low-quality affiliate blogs trying to rank for “best of” keywords, wiping out around 90% of these sites, and now ecommerce sites are benefiting as they absorb this traffic, with Google prioritizing brands over generic affiliate sites

Focus Areas:

• Build genuine brand authority
• Earn links through quality content and unique data
• Use verified reviews and ratings
• Establish physical location credibility (if applicable)
• Never buy links or participate in link schemes

16. Technical SEO Automation

AI integration: SEOs use AI to automate repetitive technical checks and help prioritise what to fix first

Use AI For:

• Site audit automation (Screaming Frog + OpenAI integration)
• Broken link identification and fixing
• Redirect chain analysis
• Duplicate content detection
• XML sitemap generation
• Robots.txt optimisation

Conclusion: The Future of Ecommerce SEO

Ecommerce SEO now needs two tracks: solid traditional SEO foundations and clear product information that AI-powered search systems can read, cite, and trust.

Key Takeaways:

1. Traditional SEO fundamentals remain important – keywords, site structure, mobile optimisation, and page speed still matter
2. E-E-A-T needs evidence – show real experience, expertise, authority, and trust
3. AI optimisation needs structure – write for AI crawlers, answer engines, and conversational search
4. Structured data supports visibility – implement schema markup where it matches the page
5. User engagement affects performance – give visitors useful content that matches the search result
6. Content quality beats volume – AI-assisted content still needs human review
7. Multi-platform content can help – use YouTube, social media, and community platforms when your audience searches there

Final recommendation: Start with an SEO audit of your current site, prioritise the highest-impact changes, such as structured data, E-E-A-T improvements, and page speed, then work through traditional and AI-era improvements in order. Consistent SEO work compounds over time.

Note on information sources: This guide uses industry research, Google’s official guidance, and SEO practitioner sources current to October 2025. Search changes regularly, so review your SEO process as new guidance and search features appear.