---
title: "Period underwear brands: Which brands are most popular in search?"
description: "A curated comparison of brands offering reusable period underwear, measured through worldwide branded search demand. Brand figures can include other apparel and period-care products. Share of Search among Knix, Modibodi, Thinx, Saalt, WUKA and Aisle, the period underwear brands Brandwave compares worldwide, using the same methodology, market, and reporting period. 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/categories/period-underwear-brands"
publisher: "Brandwave"
---

# Period underwear brands: Which brands are most popular in search?

A curated comparison of brands offering reusable period underwear, measured through worldwide branded search demand. Brand figures can include other apparel and period-care products. Share of Search among Knix, Modibodi, Thinx, Saalt, WUKA and Aisle, the period underwear brands Brandwave compares worldwide, using the same methodology, market, and reporting period. 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

- **Competitive set**: Period underwear brands
- **Market**: Global
- **Brands compared**: 6
- **Month measured**: Aug 2026
- **Highest Share of Search**: Knix, 52.6%

## Which brand is most popular in search among period underwear brands worldwide?

- In August 2026, Knix was the most searched among period underwear brands worldwide, with an estimated 216K branded searches and 52.6% estimated Share of Search within this set.
- Modibodi is in 2nd place, 34.8 percentage points behind at 17.8% Share of Search.
- Across the 11 months ending August 2026, Knix’s estimated Share of Search among period underwear brands worldwide increased from 50.9% to 52.6%.
- Across the 11 months ending August 2026, Modibodi’s estimated Share of Search among period underwear brands worldwide decreased from 23.2% to 17.8%.
- Across the 11 months ending August 2026, Saalt’s estimated Share of Search among period underwear brands worldwide increased from 7.7% to 9.7%.
- Across the 11 months ending August 2026, Aisle’s estimated Share of Search among period underwear brands worldwide increased from 1.6% to 3.2%.
- Across the 11 months ending August 2026, Knix’s estimated Share of Search among period underwear brands worldwide peaked at 55.7% in November 2025 and was lowest at 44.7% in May 2026.
- Across the 11 months ending August 2026, Modibodi’s estimated Share of Search among period underwear brands worldwide peaked at 23.2% in October 2025 and was lowest at 15.2% in March 2026.
- Across the 11 months ending August 2026, Thinx’s estimated Share of Search among period underwear brands worldwide peaked at 22.5% in February 2026 and was lowest at 9.5% in November 2025.
- Across the 11 months ending August 2026, Saalt’s estimated Share of Search among period underwear brands worldwide peaked at 9.7% in August 2026 and was lowest at 6.7% in November 2025.
- Across the 11 months ending August 2026, WUKA’s estimated Share of Search among period underwear brands worldwide peaked at 6.8% in August 2026 and was lowest at 4.5% in December 2025.
- Across the 11 months ending August 2026, Aisle’s estimated Share of Search among period underwear brands worldwide peaked at 3.2% in August 2026 and was lowest at 1.2% in June 2026.
- Across the 11 months ending August 2026, Thinx and WUKA held steady: their estimated Share of Search among period underwear brands worldwide each moved less than 0.5 percentage points.

## Compare search popularity between leading brands

- [Knix vs Modibodi: compare search popularity](/demand/global-en/compare/knix-vs-modibodi): 52.6% against 17.8% Share of Search.
- [Knix vs Thinx: compare search popularity](/demand/global-en/compare/knix-vs-thinx): 52.6% against 9.9% Share of Search.
- [Knix vs Saalt: compare search popularity](/demand/global-en/compare/knix-vs-saalt): 52.6% against 9.7% Share of Search.
- [Knix vs WUKA: compare search popularity](/demand/global-en/compare/knix-vs-wuka): 52.6% against 6.8% Share of Search.
- [Modibodi vs Thinx: compare search popularity](/demand/global-en/compare/modibodi-vs-thinx): 17.8% against 9.9% Share of Search.
- [Modibodi vs Saalt: compare search popularity](/demand/global-en/compare/modibodi-vs-saalt): 17.8% against 9.7% Share of Search.
- [Modibodi vs WUKA: compare search popularity](/demand/global-en/compare/modibodi-vs-wuka): 17.8% against 6.8% Share of Search.
- [Thinx vs Saalt: compare search popularity](/demand/global-en/compare/saalt-vs-thinx): 9.9% against 9.7% Share of Search.
- [Thinx vs WUKA: compare search popularity](/demand/global-en/compare/thinx-vs-wuka): 9.9% against 6.8% Share of Search.
- [Saalt vs WUKA: compare search popularity](/demand/global-en/compare/saalt-vs-wuka): 9.7% against 6.8% Share of Search.

## How did search popularity change for period underwear brands worldwide in August 2026?

- In August 2026, Knix gained estimated Share of Search among period underwear brands worldwide, from 50.4% to 52.6%.
- In August 2026, Aisle gained estimated Share of Search among period underwear brands worldwide, from 1.3% to 3.2%.
- In August 2026, WUKA gained estimated Share of Search among period underwear brands worldwide, from 5.8% to 6.8%.
- In August 2026, Saalt gained estimated Share of Search among period underwear brands worldwide, from 8.8% to 9.7%.
- In August 2026, Thinx lost estimated Share of Search among period underwear brands worldwide, from 14.8% to 9.9%.
- In August 2026, Modibodi lost estimated Share of Search among period underwear brands worldwide, from 18.9% to 17.8%.

## Share of Search ranking

| Rank | Brand | Share of Search | Estimated monthly branded searches | Change vs prior month | Owned by |
| --- | --- | --- | --- | --- | --- |
| 1 | Knix | 52.6% | 216K | -17.7% | Essity |
| 2 | Modibodi | 17.8% | 73.4K | -25.7% | Essity |
| 3 | Thinx | 9.9% | 40.8K | -47.2% | Kimberly-Clark |
| 4 | Saalt | 9.7% | 40.1K | -13.2% | Saalt |
| 5 | WUKA | 6.8% | 27.8K | -7.3% | WUKA |
| 6 | Aisle | 3.2% | 13.1K | +90.1% | Aisle |

## Historical estimated branded-search demand

| Month | Brand | Estimated monthly branded searches | Share of Search | Rank |
| --- | --- | --- | --- | --- |
| Oct 2025 | Knix | 155K | 50.9% | 1 |
| Oct 2025 | Modibodi | 70.6K | 23.2% | 2 |
| Oct 2025 | Thinx | 31.5K | 10.3% | 3 |
| Oct 2025 | Saalt | 23.3K | 7.7% | 4 |
| Oct 2025 | WUKA | 19.4K | 6.4% | 5 |
| Oct 2025 | Aisle | 4.8K | 1.6% | 6 |
| Nov 2025 | Knix | 229K | 55.7% | 1 |
| Nov 2025 | Modibodi | 86.9K | 21.1% | 2 |
| Nov 2025 | Thinx | 38.9K | 9.5% | 3 |
| Nov 2025 | Saalt | 27.6K | 6.7% | 4 |
| Nov 2025 | WUKA | 21.7K | 5.3% | 5 |
| Nov 2025 | Aisle | 7K | 1.7% | 6 |
| Dec 2025 | Knix | 191K | 52.3% | 1 |
| Dec 2025 | Modibodi | 74.7K | 20.5% | 2 |
| Dec 2025 | Thinx | 44.9K | 12.3% | 3 |
| Dec 2025 | Saalt | 32.5K | 8.9% | 4 |
| Dec 2025 | WUKA | 16.4K | 4.5% | 5 |
| Dec 2025 | Aisle | 5K | 1.4% | 6 |
| Jan 2026 | Knix | 203K | 49% | 1 |
| Jan 2026 | Modibodi | 86.3K | 20.8% | 2 |
| Jan 2026 | Thinx | 64.2K | 15.5% | 3 |
| Jan 2026 | Saalt | 30.8K | 7.4% | 4 |
| Jan 2026 | WUKA | 24.4K | 5.9% | 5 |
| Jan 2026 | Aisle | 5.8K | 1.4% | 6 |
| Feb 2026 | Knix | 168K | 47.2% | 1 |
| Feb 2026 | Thinx | 79.9K | 22.5% | 2 |
| Feb 2026 | Modibodi | 58.5K | 16.4% | 3 |
| Feb 2026 | Saalt | 24.9K | 7% | 4 |
| Feb 2026 | WUKA | 19.6K | 5.5% | 5 |
| Feb 2026 | Aisle | 4.9K | 1.4% | 6 |
| Mar 2026 | Knix | 200K | 52.6% | 1 |
| Mar 2026 | Thinx | 61K | 16.1% | 2 |
| Mar 2026 | Modibodi | 57.8K | 15.2% | 3 |
| Mar 2026 | Saalt | 31.6K | 8.3% | 4 |
| Mar 2026 | WUKA | 23.9K | 6.3% | 5 |
| Mar 2026 | Aisle | 5.8K | 1.5% | 6 |
| Apr 2026 | Knix | 224K | 53.6% | 1 |
| Apr 2026 | Thinx | 68.9K | 16.5% | 2 |
| Apr 2026 | Modibodi | 64K | 15.3% | 3 |
| Apr 2026 | Saalt | 33.2K | 7.9% | 4 |
| Apr 2026 | WUKA | 22.3K | 5.3% | 5 |
| Apr 2026 | Aisle | 5.8K | 1.4% | 6 |
| May 2026 | Knix | 201K | 44.7% | 1 |
| May 2026 | Modibodi | 99.3K | 22% | 2 |
| May 2026 | Thinx | 79.9K | 17.7% | 3 |
| May 2026 | Saalt | 38K | 8.4% | 4 |
| May 2026 | WUKA | 25.4K | 5.6% | 5 |
| May 2026 | Aisle | 7.2K | 1.6% | 6 |
| Jun 2026 | Knix | 230K | 47% | 1 |
| Jun 2026 | Modibodi | 108K | 22.1% | 2 |
| Jun 2026 | Thinx | 79K | 16.2% | 3 |
| Jun 2026 | Saalt | 40.5K | 8.3% | 4 |
| Jun 2026 | WUKA | 25.8K | 5.3% | 5 |
| Jun 2026 | Aisle | 5.8K | 1.2% | 6 |
| Jul 2026 | Knix | 263K | 50.4% | 1 |
| Jul 2026 | Modibodi | 98.8K | 18.9% | 2 |
| Jul 2026 | Thinx | 77.2K | 14.8% | 3 |
| Jul 2026 | Saalt | 46.2K | 8.8% | 4 |
| Jul 2026 | WUKA | 30K | 5.8% | 5 |
| Jul 2026 | Aisle | 6.9K | 1.3% | 6 |
| Aug 2026 | Knix | 216K | 52.6% | 1 |
| Aug 2026 | Modibodi | 73.4K | 17.8% | 2 |
| Aug 2026 | Thinx | 40.8K | 9.9% | 3 |
| Aug 2026 | Saalt | 40.1K | 9.7% | 4 |
| Aug 2026 | WUKA | 27.8K | 6.8% | 5 |
| Aug 2026 | Aisle | 13.1K | 3.2% | 6 |
| Sep 2026 | Aisle | — | — | — |
| Sep 2026 | Knix | — | — | — |
| Sep 2026 | Modibodi | — | — | — |
| Sep 2026 | Saalt | — | — | — |
| Sep 2026 | Thinx | — | — | — |
| Sep 2026 | WUKA | — | — | — |

## What is being compared

- **Aisle**: Measured on the search terms “aisle pads”, “aisle period”, “aisle period underwear” and “aisle underwear”, summed into one figure.
- **Knix**: Measured on the search terms “knix”, “knix bras”, “knix period underwear”, “knix underwear” and “knixwear”, summed into one figure.
- **Modibodi**: Measured on the search terms “modi bodi”, “modibodi”, “modibodi period underwear”, “modibodi swimwear” and “modibodi underwear”, summed into one figure.
- **Saalt**: Measured on the search terms “saalt”, “saalt cup”, “saalt disc”, “saalt period underwear” and “saalt underwear”, summed into one figure.
- **Thinx**: Measured on the search terms “thinx”, “thinx pants”, “thinx period underwear” and “thinx underwear”, summed into one figure.
- **WUKA**: Measured on the search terms “wuka”, “wuka period pants”, “wuka period underwear”, “wuka swimwear” and “wuka underwear”, summed into one figure.

- [Aisle](/demand/global-en/brands/aisle)
- [Knix](/demand/global-en/brands/knix)
- [Modibodi](/demand/global-en/brands/modibodi)
- [Saalt](/demand/global-en/brands/saalt)
- [Thinx](/demand/global-en/brands/thinx)
- [WUKA](/demand/global-en/brands/wuka)

## Methodology

- [How is branded search demand measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused.

## Frequently asked questions

### Which brand is most popular in search among period underwear brands worldwide?

In August 2026, Knix was the most searched among period underwear brands worldwide, with an estimated 216K branded searches and 52.6% estimated Share of Search within this set. Worldwide · English terms: these are worldwide searches for English-language branded terms.

## Cite this page

Brandwave. "Period underwear brands: Which brands are most popular in search?". https://gobrandwave.com/demand/global-en/categories/period-underwear-brands

This page is also available as HTML at https://gobrandwave.com/demand/global-en/categories/period-underwear-brands. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.