Survey on Shopping in the AI Era by mybest: Approx. 50% Regret Using AI for Product Selection, Primary Reason Being AI Information Errors
A survey by mybest, Inc. involving 300 AI users revealed that 49.3% experienced regrets after choosing products with AI. While AI is becoming a common 'entry point' for shopping (used by 60.6% several times a month), only 8.3% trust it completely for final decisions. The highest trust level is in home appliances, while the lowest is in baby products.
📋 Article Processing Timeline
- 📰 Published: April 27, 2026 at 23:00
- 🔍 Collected: April 27, 2026 at 14:31
- 🤖 AI Analyzed: April 28, 2026 at 01:50 (11h 18m after Collected)
mybest, Inc. (Headquarters: Chuo-ku, Tokyo; Representative Director and CEO: Toru Yoshikawa), operator of the product comparison service 'mybest', conducted a 'Survey on Shopping in the AI Era' targeting 300 men and women in their 20s to 50s who have used AI for shopping within the last 6 months.
### Summary
- 49.3% experienced regret or failure with AI. The number one reason was 'AI information errors'. Regrets were most common in the 'Food, Beverages, and Supplements' category.
- 60.6% use AI for shopping several times a month or more. AI is becoming established as a 'shopping entry point'. On the other hand, only 8.3% said they 'completely trust AI to decide on a purchase'.
- 73.3% have felt dissatisfied or anxious about AI's responses.
- AI trust is highest for 'Home Appliances and Digital Devices' and lowest for 'Baby and Kids Products'.
- 94.7% collect more information after using AI, wanting to confirm if it 'really suits them'.
- AI ranks last in terms of reliability among information sources.
- 91.3% want to 'make the final decision themselves'.
### Detailed Findings
#### 49.3% experienced regret/failure. Top reason: AI information error.
49.3% reported post-purchase regret or failure after choosing via AI. The top reason was 'The information about the product recommended by the AI was itself incorrect (33.1%)'. This suggests challenges in the accuracy of recommendation information despite AI's convenience. The categories with the most failures were 'Food, Beverages, and Supplements (18.3%)', followed by 'Home Appliances and Digital Devices (15.0%)' and 'Daily Necessities (12.7%)'.
#### 60.6% use AI several times a month or more. AI as a 'Shopping Entry Point'.
While 60.6% use AI for shopping several times a month, indicating its role as a starting point, only 8.3% 'completely trust it for purchase decisions'. 71.0% 'refer to it but always check other information'. The main reasons for using AI were 'Easy to narrow down candidates (48.0%)', 'Answers come faster than searching (45.7%)', and 'Wanting to organize too many options (38.0%)'.
#### 73.3% have felt dissatisfied or anxious about AI responses.
The top reason for dissatisfaction was 'Didn't know if it was the latest information (43.2%)', followed by 'Low reliability due to lack of evidence or verification data (36.8%)', and 'Didn't know the reason why that product was good (35.9%)'.
#### AI trust level by category: Appliances are highest, Baby products are lowest.
When asked if AI suggestions can be used as-is for purchase decisions, the highest 'Usable' rating was for 'Home Appliances and Digital Devices (63.3%)'. The lowest was 'Baby and Kids Products (15.0% saying Not Usable)', followed by 'Fashion and Apparel (13.3%)' and 'Beauty and Cosmetics (12.3%)'.
#### 94.7% continue information gathering after using AI.
Only 5.3% 'concluded with AI alone'. 94.7% performed further research. Top check destinations were 'Review/Review sites (55.0%)', 'Product comparison sites (51.3%)', and 'Manufacturer/Brand official sites (47.0%)'. Reasons included 'Wanted to confirm if it really suits me (55.6%)' and 'Wanted to see other options (46.5%)'.
### Summary
- 49.3% experienced regret or failure with AI. The number one reason was 'AI information errors'. Regrets were most common in the 'Food, Beverages, and Supplements' category.
- 60.6% use AI for shopping several times a month or more. AI is becoming established as a 'shopping entry point'. On the other hand, only 8.3% said they 'completely trust AI to decide on a purchase'.
- 73.3% have felt dissatisfied or anxious about AI's responses.
- AI trust is highest for 'Home Appliances and Digital Devices' and lowest for 'Baby and Kids Products'.
- 94.7% collect more information after using AI, wanting to confirm if it 'really suits them'.
- AI ranks last in terms of reliability among information sources.
- 91.3% want to 'make the final decision themselves'.
### Detailed Findings
#### 49.3% experienced regret/failure. Top reason: AI information error.
49.3% reported post-purchase regret or failure after choosing via AI. The top reason was 'The information about the product recommended by the AI was itself incorrect (33.1%)'. This suggests challenges in the accuracy of recommendation information despite AI's convenience. The categories with the most failures were 'Food, Beverages, and Supplements (18.3%)', followed by 'Home Appliances and Digital Devices (15.0%)' and 'Daily Necessities (12.7%)'.
#### 60.6% use AI several times a month or more. AI as a 'Shopping Entry Point'.
While 60.6% use AI for shopping several times a month, indicating its role as a starting point, only 8.3% 'completely trust it for purchase decisions'. 71.0% 'refer to it but always check other information'. The main reasons for using AI were 'Easy to narrow down candidates (48.0%)', 'Answers come faster than searching (45.7%)', and 'Wanting to organize too many options (38.0%)'.
#### 73.3% have felt dissatisfied or anxious about AI responses.
The top reason for dissatisfaction was 'Didn't know if it was the latest information (43.2%)', followed by 'Low reliability due to lack of evidence or verification data (36.8%)', and 'Didn't know the reason why that product was good (35.9%)'.
#### AI trust level by category: Appliances are highest, Baby products are lowest.
When asked if AI suggestions can be used as-is for purchase decisions, the highest 'Usable' rating was for 'Home Appliances and Digital Devices (63.3%)'. The lowest was 'Baby and Kids Products (15.0% saying Not Usable)', followed by 'Fashion and Apparel (13.3%)' and 'Beauty and Cosmetics (12.3%)'.
#### 94.7% continue information gathering after using AI.
Only 5.3% 'concluded with AI alone'. 94.7% performed further research. Top check destinations were 'Review/Review sites (55.0%)', 'Product comparison sites (51.3%)', and 'Manufacturer/Brand official sites (47.0%)'. Reasons included 'Wanted to confirm if it really suits me (55.6%)' and 'Wanted to see other options (46.5%)'.