--- title: "Quest Diagnostics vs Ulta Lab Tests: Which is more popular?" description: "Is Quest Diagnostics or Ulta Lab Tests more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Online blood testing services set worldwide. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time." canonical: "https://gobrandwave.com/demand/global-en/compare/quest-diagnostics-vs-ulta-lab-tests" publisher: "Brandwave" --- # Quest Diagnostics vs Ulta Lab Tests: Which is more popular? Is Quest Diagnostics or Ulta Lab Tests more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Online blood testing services set worldwide. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time. ## Key facts - **Compared**: Quest Diagnostics and Ulta Lab Tests - **Competitive set**: Online blood testing services - **Market**: Global - **Month measured**: Oct 2026 - **Quest Diagnostics Share of Search**: 2.7% - **Ulta Lab Tests Share of Search**: 2.2% ## Is Quest Diagnostics or Ulta Lab Tests more popular in search? - In October 2026, Quest Diagnostics had more branded searches than Ulta Lab Tests among online blood testing services worldwide. Quest Diagnostics had about 9,900 branded searches, while Ulta Lab Tests had 8,100. Quest Diagnostics made up 2.7% of all online blood testing service searches we track, and Ulta Lab Tests accounted for 2.2%. - The lead changed hands 2 times in the 12 months ending October 2026: Ulta Lab Tests took it in February 2026, Quest Diagnostics took it in May 2026. - Across the 12 months ending October 2026, Quest Diagnostics’ share of searches among online blood testing services worldwide moved from 2.1% to 2.7%, and its estimated monthly branded searches moved from 8.1K to 9.9K. - Across the 12 months ending October 2026, Ulta Lab Tests’ share of searches among online blood testing services worldwide moved from 1.4% to 2.2%, and its estimated monthly branded searches moved from 5.4K to 8.1K. ## Top online blood testing services in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, Quest Diagnostics was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. Ulta Lab Tests was mentioned in one out of five: in one of the three ChatGPT answers, but not in either of the two Google AI Overviews. Quest Diagnostics and Ulta Lab Tests were each listed first in one of the two answers that named either. Brands get a higher AI rank if they are mentioned earlier in the answers that list options. | Brand | AI rank | ChatGPT answers that named it | Google AI Overviews that named it | All answers that named it | | --- | --- | --- | --- | --- | | Labcorp | 1st | 2 of 3 | 2 of 2 | 4 of 5 | | Function Health | 2nd | 2 of 3 | 0 of 2 | 2 of 5 | | SiPhox Health | 2nd | 1 of 3 | 0 of 2 | 1 of 5 | | Quest Diagnostics | 4th | 1 of 3 | 1 of 2 | 2 of 5 | | Ulta Lab Tests | 4th | 1 of 3 | 0 of 2 | 1 of 5 | | Superpower | 6th | 1 of 3 | 0 of 2 | 1 of 5 | | Everlywell | 7th | 0 of 3 | 1 of 2 | 1 of 5 | | LetsGetChecked | 8th | 1 of 3 | 0 of 2 | 1 of 5 | | Medichecks | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Marek Health | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Thriva | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | InsideTracker | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | ## Every AI answer about online blood testing services - Asked ChatGPT "Which online blood test service should I use?": 1. Labcorp, 2. Function Health - Asked ChatGPT "What are the best services for ordering your own blood tests?": 1. Labcorp, 2. Ulta Lab Tests, 3. Function Health, 4. Quest Diagnostics - Asked ChatGPT "What's the best at-home blood test for checking my overall health?": 1. SiPhox Health, 2. Superpower, 3. LetsGetChecked - Searched Google, AI Overview "at home blood test": 1. Labcorp, 2. Everlywell - Searched Google, AI Overview "order blood test online": 1. Labcorp, 2. Quest Diagnostics Not named in any answer: Medichecks, Marek Health, Thriva and InsideTracker. Brands are listed in the order each answer named them. The answers were collected in the United States on October 25, 2026. ## How did search popularity change for online blood testing services worldwide in October 2026? - In October 2026, Quest Diagnostics rose from 7th to 6th among online blood testing services worldwide. - Estimated monthly branded searches for Ulta Lab Tests worldwide rose 50% over 12 measured months, from 5.4K to 8.1K in October 2026. ## How has branded search for Quest Diagnostics and Ulta Lab Tests changed worldwide over the last 12 months? | Month | Quest Diagnostics estimated searches | Quest Diagnostics Share of Search | Quest Diagnostics rank | Ulta Lab Tests estimated searches | Ulta Lab Tests Share of Search | Ulta Lab Tests rank | | --- | --- | --- | --- | --- | --- | --- | | Nov 2025 | 8.1K | 2.1% | 9 | 5.4K | 1.4% | 10 | | Dec 2025 | 8.1K | 2.1% | 9 | 6.6K | 1.7% | 10 | | Jan 2026 | 9.9K | 2.3% | 8 | 9.9K | 2.3% | 9 | | Feb 2026 | 8.1K | 2.2% | 9 | 9.9K | 2.7% | 7 | | Mar 2026 | 9.9K | 2.3% | 7 | 9.9K | 2.3% | 8 | | Apr 2026 | 9.9K | 2.5% | 7 | 9.9K | 2.5% | 8 | | May 2026 | 9.9K | 2.7% | 7 | 8.1K | 2.2% | 9 | | Jun 2026 | 9.9K | 2.7% | 7 | 9.9K | 2.7% | 8 | | Jul 2026 | 9.9K | 2.7% | 7 | 9.9K | 2.7% | 8 | | Aug 2026 | 12.1K | 3.1% | 6 | 8.1K | 2.1% | 9 | | Sep 2026 | 9.9K | 3% | 7 | 8.1K | 2.4% | 9 | | Oct 2026 | 9.9K | 2.7% | 6 | 8.1K | 2.2% | 9 | ## How are Quest Diagnostics’ and Ulta Lab Tests’ branded searches counted? Brandwave collects information about searches that people make online using Quest Diagnostics’ and Ulta Lab Tests’ names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading. - **Quest Diagnostics**: Measured on the search term “quest health”. - **Ulta Lab Tests**: Measured on the search term “ulta lab tests”. - [Quest Diagnostics profile](/demand/global-en/brands/quest-diagnostics) - [Ulta Lab Tests profile](/demand/global-en/brands/ulta-lab-tests) - [All online blood testing services worldwide](/demand/global-en/categories/online-blood-test-services): The set both shares are measured inside, 12 brands. ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Is Quest Diagnostics or Ulta Lab Tests more popular in search? In October 2026, Quest Diagnostics had more branded searches than Ulta Lab Tests among online blood testing services worldwide. Quest Diagnostics had about 9,900 branded searches, while Ulta Lab Tests had 8,100. Quest Diagnostics made up 2.7% of all online blood testing service searches we track, and Ulta Lab Tests accounted for 2.2%. ## Cite this page Brandwave. "Quest Diagnostics vs Ulta Lab Tests: Which is more popular?". https://gobrandwave.com/demand/global-en/compare/quest-diagnostics-vs-ulta-lab-tests This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/quest-diagnostics-vs-ulta-lab-tests. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.