COSRX vs Trilogy:Which is searched more?
In September 2026, COSRX had more branded searches than Trilogy among skincare brands worldwide. COSRX was estimated to have 402K branded searches compared to Trilogy’s 135K, and held a 2.9% Share of Search versus Trilogy’s 0.96%. These are worldwide searches for English-language branded terms.
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Which is more popular in search, COSRX or Trilogy?
Compare the skincare brands people buy. 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.
Share of Search by month for COSRX, Trilogy. The figures are in the table below the chart.
View monthly share of search table
| Month | Cetaphil | CeraVe | La Roche-Posay | The Ordinary | Beauty of Joseon | Neutrogena | Clinique | Bioderma | Kiehl's | Laneige | SkinCeuticals | Paula's Choice | Medik8 | COSRX | Dermalogica | Trilogy |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 14.2% | 15.6% | 12.5% | 8.3% | 5.4% | 7% | 5.6% | 3.8% | 4.6% | 3.8% | 3.1% | 3.8% | 2.5% | 2.8% | 1.7% | 1.1% |
| Nov 2025 | 12.7% | 12.6% | 11.9% | 11.2% | 6% | 5.4% | 6.5% | 3.6% | 6.5% | 4.4% | 2.9% | 3.5% | 2.8% | 2.6% | 2% | 0.72% |
| Dec 2025 | 13.2% | 14.5% | 13.6% | 9% | 5.6% | 6.6% | 6.1% | 3.3% | 5% | 5% | 2.7% | 3.4% | 2.2% | 3.1% | 1.5% | 0.82% |
| Jan 2026 | 14.4% | 14.3% | 13.5% | 8.9% | 6.8% | 6.5% | 4.9% | 4% | 4% | 4% | 2.7% | 3.3% | 2.7% | 3% | 1.8% | 0.99% |
| Feb 2026 | 14% | 15.3% | 15.1% | 8.3% | 6.6% | 7% | 4.5% | 3.7% | 3.7% | 3.7% | 3% | 3.6% | 2.4% | 2.8% | 1.7% | 0.91% |
| Mar 2026 | 12.9% | 13.8% | 16.1% | 8.8% | 7% | 6.9% | 4.8% | 4% | 4% | 3.2% | 3.2% | 3.2% | 2.6% | 2.9% | 1.8% | 0.79% |
| Apr 2026 | 12.9% | 13.9% | 16.2% | 10.4% | 7.5% | 6.8% | 4.9% | 4% | 3.2% | 2.7% | 2.7% | 3.3% | 2.6% | 3% | 1.5% | 0.8% |
| May 2026 | 12.1% | 14.2% | 16.9% | 8.9% | 7.9% | 7.1% | 5.1% | 4.1% | 3.4% | 2.8% | 2.8% | 3.3% | 2.2% | 3.2% | 1.5% | 0.83% |
| Jun 2026 | 13.1% | 15.1% | 15.1% | 9.6% | 8.6% | 6.7% | 4.5% | 3.7% | 3.7% | 2.5% | 3% | 2.9% | 2.4% | 2.8% | 1.7% | 0.91% |
| Jul 2026 | 14.2% | 15.3% | 15.3% | 9.7% | 7.1% | 6.5% | 4.6% | 3.7% | 3.1% | 3.1% | 3.1% | 3% | 2.8% | 2.7% | 1.4% | 0.92% |
| Aug 2026 | 13.7% | 15% | 14.7% | 9.3% | 6.9% | 7.7% | 4.4% | 3.6% | 3.6% | 3% | 3% | 3.5% | 2.8% | 2.7% | 1.6% | 0.89% |
| Sep 2026 | 14.6% | 13.7% | 13.1% | 10.1% | 7.5% | 6.7% | 4.8% | 3.9% | 3.9% | 3.2% | 3.2% | 3.1% | 3.1% | 2.9% | 1.8% | 0.96% |
How has the COSRX and Trilogy comparison changed over the last 12 months?
3 findings
- COSRX was ahead of Trilogy in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, COSRX’s estimated Share of Search among skincare brands worldwide moved from 2.8% to 2.9%, and its estimated monthly branded searches moved from 413K to 402K.
- Across the 12 months ending September 2026, Trilogy’s estimated Share of Search among skincare brands worldwide moved from 1.1% to 0.96%, and its estimated monthly branded searches moved from 165K to 135K.
How did search popularity change for skincare brands worldwide in September 2026?
1 change
In September 2026, Trilogy rose from 18th to 17th among skincare brands worldwide.
Other head-to-heads among skincare brands
Cetaphil vs CeraVe: compare search popularityCetaphil vs La Roche-Posay: compare search popularity
Cetaphil vs The Ordinary: compare search popularity
Cetaphil vs Beauty of Joseon: compare search popularity- CeraVe vs The Ordinary: compare search popularity
How each brand is measured
Brandwave collects information about searches that people make online using COSRX’s and Trilogy’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.
Put your own brand in this comparison
Brandwave tracks your branded demand next to the rival you actually watch, with your campaigns, spend and outcomes on the same timeline.