Fairlife vs Oikos:Which is more popular?
In October 2026, Fairlife had more branded searches than Oikos among protein shake brands worldwide. Fairlife had about 334,000 branded searches, while Oikos had 74,000. Fairlife made up 37.5% of all protein shake brand searches we track, and Oikos accounted for 8.3%. When we asked ChatGPT and Google AI Overviews about protein shake brands, Fairlife appeared in all five answers and Oikos in none.
Who do people search for more?
Fairlife, about 5 searches for every 1 for Oikos
Who does AI mention more?
Fairlife, mentioned in every answer we collected
Who does AI recommend more?
Fairlife, the only one of the two named
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Top protein shake brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Fairlife appeared in all five answers. Oikos did not appear in any of the five answers.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
- Fairlife1st
Premier Protein2nd
OWYN3rd
Quest Nutrition4th
Koia5th
Muscle Milk6th
Ensure–
Oikos–
Orgain–
Slate Milk–
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- Fairlife5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- OWYN5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Premier Protein4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Koia2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Muscle Milk1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Quest Nutrition1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Ensure0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Oikos0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Orgain0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Slate Milk0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about protein shake brands
5 answers
Asked ChatGPT
“Which protein shake should I buy?”
Asked ChatGPT
“What are the best ready-to-drink protein shakes?”
Asked ChatGPT
“What's the best protein shake for weight loss?”
Searched Google, AI Overview
“protein shake”
Searched Google, AI Overview
“best protein shake”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in the United States on October 25, 2026.
Is Fairlife or Oikos more popular in search?
This chart shows how often people search Google for Fairlife and Oikos by name. Each line represents a brand's share of searches for all ten protein shake brands we track, month by month, from English-language searches worldwide.
Share of searches by month for Fairlife, Oikos. The figures are in the table below the chart.
View monthly share of searches table
| Month | Fairlife | Premier Protein | Ensure | Oikos | OWYN | Muscle Milk | Orgain | Quest Nutrition | Koia | Slate Milk |
|---|---|---|---|---|---|---|---|---|---|---|
| Nov 2025 | 38.7% | 19.4% | 7.5% | 8.7% | 7.2% | 7.2% | 3.9% | 4.4% | 2.1% | 0.95% |
| Dec 2025 | 39.3% | 19.8% | 7.6% | 7.3% | 7.3% | 7.3% | 4.9% | 3.6% | 2.2% | 0.79% |
| Jan 2026 | 36.5% | 22.3% | 6.7% | 10.1% | 8.2% | 5.5% | 4.5% | 3.8% | 1.6% | 0.73% |
| Feb 2026 | 33.7% | 20.7% | 7.6% | 13.8% | 7.6% | 6.2% | 4.2% | 3.5% | 1.9% | 0.68% |
| Mar 2026 | 35.2% | 21.9% | 6.6% | 12% | 9.9% | 5.4% | 3.6% | 3.1% | 1.6% | 0.72% |
| Apr 2026 | 35.8% | 21.7% | 7.7% | 9.7% | 7.9% | 6.5% | 4.3% | 3.7% | 1.9% | 0.71% |
| May 2026 | 32.5% | 29.2% | 6.8% | 8.8% | 7.2% | 5.9% | 3.9% | 3.3% | 1.8% | 0.64% |
| Jun 2026 | 34.2% | 31.4% | 7.1% | 7.7% | 6.3% | 5.2% | 3.4% | 2.7% | 1.5% | 0.46% |
| Jul 2026 | 35.5% | 26.2% | 8.4% | 9.6% | 6.4% | 5.3% | 3.5% | 3% | 1.6% | 0.47% |
| Aug 2026 | 35.6% | 26.2% | 7.3% | 9.6% | 6.4% | 6.4% | 3.5% | 2.8% | 1.6% | 0.47% |
| Sep 2026 | 40.5% | 20.4% | 8.4% | 9.1% | 6.1% | 6.1% | 4.1% | 2.8% | 1.8% | 0.54% |
| Oct 2026 | 37.5% | 22.6% | 9.1% | 8.3% | 6.8% | 5.6% | 4.6% | 3.4% | 1.7% | 0.49% |
Fairlife and Oikos sell other things too, so only their searches that name this product count here, like “fairlife core power”.
How has branded search for Fairlife and Oikos changed worldwide over the last 12 months?
3 findings
- Fairlife was ahead of Oikos in every measured month of the 12 months ending October 2026.
- Across the 12 months ending October 2026, Fairlife’s share of searches among protein shake brands worldwide moved from 38.7% to 37.5%, and its estimated monthly branded searches moved from 219K to 334K.
- Across the 12 months ending October 2026, Oikos’ share of searches among protein shake brands worldwide moved from 8.7% to 8.3%, and its estimated monthly branded searches moved from 49.5K to 74K.
How did search popularity change for protein shake brands worldwide in October 2026?
3 changes
In October 2026, Ensure overtook Oikos to rank 3rd among protein shake brands worldwide, with 9.1% of the searches.
In October 2026, Fairlife lost share of searches among protein shake brands worldwide, from 40.5% to 37.5%.
In October 2026, Oikos lost share of searches among protein shake brands worldwide, from 9.1% to 8.3%.
How are Fairlife’s and Oikos’ branded searches counted?
3 search terms
Brandwave collects information about searches that people make online using Fairlife’s and Oikos’ 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.
Other head-to-heads among protein shake brands
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