Chrome extension + responsive website: boosting eco-friendly conversions with real-time product scoring

Overview:
Global warming is a critical reality, with 2023 being the hottest year on record. Recognizing this urgency, VISA launched a climate tech hackathon to explore green fintech solutions. Our goal was to bridge the intention-action gap in sustainable consumer choices, a shift that could reduce global emissions by 40%.

My Role
UX/UI designer

My Team
2 developers,
1 data analyst

Tools
Figma/FigJam, Procreate

Duration
May 2024 (3wks)

Every year, global shopping habits contribute to over 60% of greenhouse gas emissions. Despite growing environmental awareness and eco-friendly marketplaces, why do shoppers still find it difficult to follow through on sustainable choices?

Problem

Using machine learning and VISA data, ecoScorea Chrome extension that rates sustainability in real time on popular marketplaces and links to a VISA-backed, incentivized, eco-friendly marketplace were built.

Solution

ecoScore achieved an average score of 9/10 for its perceived impact on motivating eco-friendly shopping behaviors.

Impact

Background

Analyzing VISA transaction data to identify groceries and household item as our focus

VISA provided 3 years of VISA expense data from 5 urban families. Analyzing the raw data revealed high-spending areas: groceries and household items. I then focused on exploring how to encourage sustainable shopping habits in these categories.

Groceries

Household items

If everyone cares about the planet, why don’t we shop like it?

I started with exploring existing eco-shopping platforms. Four major platforms were identified through forums, online research, interviews, and AI tools. My goal was to uncover successful strategies, spot market gaps, recognize shopper behavior patterns, and understand the factors that influence eco-friendly shopping habits.

Competitive Analysis

Many eco-focused platforms remain costly and unintuitive

Mainstream marketplaces often lack eco-impact visibility

    • Earthy theme

    • Wide range of products

    • With a wealth of eco-friendly resources

    • Chrome extension design

    • A cleaner user interface

    • Address browser compatibility for broader accessibility

    • Incorporate more visual elements for user engagement

    • Beauty & personal care, babycare, clothing & accessories, health, groceries, pet supplies, toys & games, electronics

    • Chrome extension

    • Blog

    • Eco-Rating

    • Relatively contemporary website design

    • Wide range of products

    • Accessible through popular platforms like Target/ Amazon

    • Expand product selection for wider audience appeal

    • Expand zero-waste alternatives across product lines to maximize impact

    • Home decor, food & drink, women, beauty & wellness, jewelry, paper & novelty, kids & baby, pets, men

    • Blog

    • Earthy theme

    • Subscription based business model

    • Subscribe and save incentive program

    • Live chat support

    • Provide more various of products

    • Modernize & streamline the website design

    • Provide a stronger incentive program

    • Home & kitchen, cleaning, bathroom, beauty, baby & kids, pets

    • Eco habit tracker

    • Carbon footprint insights

    • Progress rewards

    • Blogs

    • Earthy theme

    • Cluttered website layout design

    • Limited household item offered while no grocery

    • Digeestable eco-friendly information

    • Streamline certification for small businesses

    • Modernize website design

    • Include engaging multimedia content

    • infection control, cleaning, catering, first aid, etc

    • No specific educational resources on their website

Business opportunities:

  • Most brands prioritize informal educational materials and lack scientific evidence.

  • Most brands offer limited household items and no groceries, forcing shoppers to visit multiple sites.

I then conduct another competitive analysis of popular marketplace websites to uncover where eco-friendly shopping falls short in users’ everyday shopping routine. With similar approach, I identified the four most widely used platforms for groceries and household items.

    • Unmatched variety and fast delivery, with strong personalization through data.

    • Extensive product range, but eco-conscious choices are buried and inconsistent.

    • Lacks clear eco-labeling and filters for sustainable products.

    • Overcrowded UI with overwhelming content hierarchy and too many CTAs.

    • Competitive pricing and accessibility, especially for budget-conscious shoppers.

    • Essentials available at scale, though eco-alternatives are limited or unclear.

    • Sustainability efforts exist but are hard to find or understand on-site.

    • Functional and direct, but visually flat and less intuitive for eco-focused browsing.

    • Strong brand alignment with wellness and eco-conscious messaging.

    • Decent selection of green alternatives, especially in household and personal care.

    • Eco-filtering and sustainability score visibility could be more centralized and interactive.

    • Clean, modern design, though product sustainability info is inconsistent.

    • Convenient and fast grocery delivery across multiple retailers.

    • Product availability depends on partner stores; green labeling is inconsistent.

    • Lacks a unified approach to surfacing eco-friendly choices.

    • User-friendly and efficient, but lacks transparency on eco impact and sourcing.

Business opportunities:

  • Popular marketplaces lack consistent and visible eco-labeling and filters.

  • Most platforms offer limited eco-friendly product ranges.

User Research

Users value sustainability, but only when it’s convenient, affordable, and personally beneficial

To identify how to boost eco-friendly shopping despite the abundance of marketplaces, I conducted a survey (11 participants). 72% of survey participants struggle to make eco-friendly choices. I also interviewed 5 household shoppers (2 singles, 3 with families), aligned with VISA's user demographics for representative insights.

Eco-awareness

Environmental consciousness across the target audiences

Shopping routines

Shoppers’ everyday shopping habits and preferences

Influences

What drives or hinders eco-shopping choices

Affinity map was performed to synthesize key insights. This partial view shows how I got the insights. Click the link for the full report and the image to enlarge.

4 Pain Points

We discovered that users needed clear, convenient, timely guidance—without disrupting their shopping experience. This insight became the foundation of ecoScore’s mission: to embed sustainability into shoppers’ everyday behavior, not their to-do list.

Shoppers unaware of product impact, struggle to verify eco-friendly options

Eco knowledge gap

Price concern

Eco-friendly products are often pricier

Shoppers avoid multiple marketplaces or actively seek eco-friendly products

Convenience

Personal health benefits

Shoppers prioritize personal health benefits > global impact

How might we seal the gap between shoppers' green intentions & actions?

Solution Sketches

Chrome extension: Real-time product sustainability ratings on popular marketplaces

ecoScore promotes sustainable shopping with a Chrome extension that rates products in real time on sites like Amazon for knowledge and convenience.


Chrome extension


Sustainable marketplace


Chrome extension


Sustainable marketplace

VISA sponsored incentivized eco-marketplace

It guides users toward eco-friendly choices on the ecoScore site, which offers insights, discounts, and VISA-sponsored healthy, sustainable products.

Solution Highlights

1. Chrome extension integrates with popular marketplaces rate product sustainability real time

Chrome extension integrates with popular marketplaces, uses a machine learning algorithm to rate product sustainability based on recognized systems like Environmental, Social, and Governance score and guides users toward more sustainable shopping choices.

2. Incentives and sustainable choices

The ecoScore website features high-spending product categories, scientific insights, and VISA sponsorship to support informed, sustainable purchasing decisions.

Users are excited about the Chrome extension idea but still need more eco-conscious knowledge

Usability Testing

5 Moderated usability tests were conducted via Google Meet to evaluate ecoScore's usability. Goals included pinpointing task barriers, pain points, gathering feedback on functionality, design, and user flow across Chrome extension, website, and purchase task.

Task completion time

Functionality and design feedback

User task completion barriers & pain points

The key findings include the following:

  • Every user found the Chrome extension integrates into their shopping routine seamlessly.

  • All users felt the solution effectively addressed the core issues, with a satisfaction score of 9/10.

  • All users found the minimal aesthetics easy on the eyes and reflective of the brand identity, with a visual aesthetics satisfaction score of 9/10.

  • Every user finished purchase task flow starting from Chrome extension within 1’ 20”, relatively swift compared to industry averages.

  • 2/5 users want even more eco-friendly information throughout the shopping process.

  • 2/5 users want to see more product information before they scroll down.

  • 4/5 users found the VISA incentive is still not compelling enough for them.

Usability Testing Insights

ecoScore needs stronger business model

Users want eco info at every step, without overload

ecoScore’s design and usability were praised

Iterations

Usability testing showed users want more clear, detailed eco info without scrolling. I redesigned the layout by shrinking images, prioritizing key details, and adding clear eco-labels to reduce overload.

1. Adding informative sustainability labels to website

BEFORE

AFTER

2. Providing score breakdown without overwhelming the shoppers by tooltip

Research showed users want trustworthy, science-backed data to avoid greenwashing but don’t want to feel overwhelmed. I addressed this by designing progressive disclosure through tooltips that clearly explain our scoring system and process.

BEFORE

AFTER

Prototype

View Prototype
View Prototype

Final Thoughts

What was accomplished

  • Using VISA finance data to identify groceries and household items as high-spending areas to effectively foster eco-consciousness.

  • Identified limited knowledge, access, and high costs hinder eco-friendly practices. Most consumers, despite environmental awareness, prioritize price, convenience, and personal benefits over seeking knowledge.

  • Developed Chrome extension that integrates with popular shopping platforms with sustainability score & redirects users to our curated earthy aesthetics, VISA incentivized, eco-friendly e-commerce website.

  • Turned the dense scientific information into bite-sized user-friendly product info.

Improvement and Reflection

  • Time management:

    One key challenge in this hackathon project was managing time constraints, which prevented the development of an eco-activity tracking feature that could have further enhanced user engagement and provided meaningful insights into environmental impact.

  • Team efficiency improvement:

    I learned the importance of improving team efficiency through clearly defined roles, creating timelines, assigning a minute-taker for meetings, and documenting plans, progress, and feedback to foster better collaboration and accountability. Additionally, I realized that an over-emphasis on implementation led to insufficient focus on the slide presentation, highlighting the need for a better balance between execution and communication.

  • A stronger business model needed:

    Finally, I also recognized that ecoScore needs a stronger business model. Typical credit card incentives range from 1–5%, but even at the higher end, a 5% VISA reward isn't compelling enough to drive user behavior or differentiate the offering. This insight underscored how crucial a sustainable financial strategy is—not just for user incentives, but also for securing partnerships and sponsorships long-term.

  • This project pushed me to grow beyond just creating beautiful interfaces:

    I learned how to pivot quickly in response to shifting priorities, design with behavioral impact in mind, and ground visual decisions in research-driven insights. Moving forward, I aim to apply these lessons by streamlining design workflows, collaborating more effectively across teams, and delivering solutions that balance user needs, business goals, and long-term impact.

How I would measure the impact

  • Conversion Rate Increase:

    Compare the conversion rate of users with the Chrome extension enabled vs. those without it to measure whether users are more likely to choose eco-friendly products when guided by sustainability scores and curated shopping suggestions.

  • Engagement Metrics:

    Track time on site and interactions with sustainability scores to understand user interest and engagement with eco-conscious content.

  • Purchase Behavior Shift:

    Analyze VISA purchase data over time to identify increases in eco-product purchases, showing a measurable behavioral shift toward sustainable shopping.

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