Brandwave

Koia vs Muscle Milk:Which is more popular?

In October 2026, Muscle Milk had more branded searches than Koia among protein shake brands worldwide. Muscle Milk had about 49,500 branded searches, while Koia had 14,800. Muscle Milk made up 5.6% of all protein shake brand searches we track, and Koia accounted for 1.7%. When we asked ChatGPT and Google AI Overviews about protein shake brands, Koia appeared in two of the five answers and Muscle Milk in one. Koia was mentioned before Muscle Milk in every answer that named either.

Among protein shake brands worldwide in October 2026

Who do people search for more?

Muscle Milk, about 3 searches for every 1 for Koia

Muscle Milk 49.5K searchesKoia 14.8K searches

Who does AI mention more?

Koia, mentioned in 2 of 5 answers, Muscle Milk in 1

Koia in 2 of 5Muscle Milk in 1 of 5

Who does AI recommend more?

Koia, named ahead of Muscle Milk in 2 of 2 answers

Koia first in 2Muscle Milk never first

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Top protein shake brands in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Koia was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. Muscle Milk was mentioned in one out of five: in one of the three ChatGPT answers, but not in either of the two Google AI Overviews. Koia was listed before Muscle Milk in every answer that named either.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. Fairlife1st
  2. Premier Protein2nd
  3. OWYN3rd
  4. Quest Nutrition4th
  5. Koia5th
  6. Muscle Milk6th
  7. Ensure–
  8. Oikos–
  9. Orgain–
  10. 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

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 Koia or Muscle Milk more popular in search?

This chart shows how often people search Google for Koia and Muscle Milk 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.

Koia and Muscle Milk among protein shake brands worldwide, by month

Share of searches by month for Muscle Milk, Koia. The figures are in the table below the chart.

View monthly share of searches table
MonthFairlifePremier ProteinEnsureOikosOWYNMuscle MilkOrgainQuest NutritionKoiaSlate Milk
Nov 202538.7%19.4%7.5%8.7%7.2%7.2%3.9%4.4%2.1%0.95%
Dec 202539.3%19.8%7.6%7.3%7.3%7.3%4.9%3.6%2.2%0.79%
Jan 202636.5%22.3%6.7%10.1%8.2%5.5%4.5%3.8%1.6%0.73%
Feb 202633.7%20.7%7.6%13.8%7.6%6.2%4.2%3.5%1.9%0.68%
Mar 202635.2%21.9%6.6%12%9.9%5.4%3.6%3.1%1.6%0.72%
Apr 202635.8%21.7%7.7%9.7%7.9%6.5%4.3%3.7%1.9%0.71%
May 202632.5%29.2%6.8%8.8%7.2%5.9%3.9%3.3%1.8%0.64%
Jun 202634.2%31.4%7.1%7.7%6.3%5.2%3.4%2.7%1.5%0.46%
Jul 202635.5%26.2%8.4%9.6%6.4%5.3%3.5%3%1.6%0.47%
Aug 202635.6%26.2%7.3%9.6%6.4%6.4%3.5%2.8%1.6%0.47%
Sep 202640.5%20.4%8.4%9.1%6.1%6.1%4.1%2.8%1.8%0.54%
Oct 202637.5%22.6%9.1%8.3%6.8%5.6%4.6%3.4%1.7%0.49%

How has branded search for Koia and Muscle Milk changed worldwide over the last 12 months?

3 findings
  • Muscle Milk was ahead of Koia in every measured month of the 12 months ending October 2026.
  • Across the 12 months ending October 2026, Koia’s share of searches among protein shake brands worldwide moved from 2.1% to 1.7%, and its estimated monthly branded searches moved from 12.1K to 14.8K.
  • Across the 12 months ending October 2026, Muscle Milk’s share of searches among protein shake brands worldwide moved from 7.2% to 5.6%, and its estimated monthly branded searches moved from 40.5K to 49.5K.

How did search popularity change for protein shake brands worldwide in October 2026?

3 changes

  1. In October 2026, OWYN overtook Muscle Milk to rank 5th among protein shake brands worldwide, with 6.8% of the searches.

  2. In October 2026, Muscle Milk lost share of searches among protein shake brands worldwide, from 6.1% to 5.6%.

  3. Estimated monthly branded searches for Koia worldwide rose 22.3% over 12 measured months, from 12.1K to 14.8K in October 2026.

How are Koia’s and Muscle Milk’s branded searches counted?

2 search terms

Brandwave collects information about searches that people make online using Koia’s and Muscle Milk’s 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.

Koia

1 branded search term

  • koia

Muscle Milk

1 branded search term

  • muscle milk

How the Brand Demand Index is measured

Other head-to-heads among protein shake brands

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