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Latest four-week snapshot through 2026-07-23 · 2 waves. Use the controls above to change the window.
Toothpaste · 2 waves · n=240 answers, pooled
How often each assistant brings the brand up in recommendation answers.
| assistant | share of voice | answers |
|---|---|---|
| ChatGPT | 0% | 0 of 80 |
| Claude | 1% | 1 of 80 |
| Gemini | 8% | 6 of 80 |
Wave-by-wave share of recommendation answers that named this brand.
| wave | share of voice | answers | change |
|---|---|---|---|
| 2026-07-21 | 2% | 2 of 120 | |
| 2026-07-23 | 4% | 5 of 120 | +2 points |
Recurring descriptions in the assistants' own words, grouped by theme.
“Charcoal is highly abrasive.”
“**Avoid Charcoal Toothpastes:** They may be trendy, but the charcoal particles are highly abrasive and will permanently wear away your enamel over time, making your teeth more sensitive and actually appear more yellow as the dentin underneath is exposed.”
“- **For natural/charcoal options:** Charcoal toothpastes are popular but dentists often caution they can be abrasive with regular use—effectiveness varies and evidence is limited.”
“They may be trendy, but the charcoal particles are highly abrasive and will permanently wear away your enamel over time, making your teeth more sensitive and actually appear more yellow as the dentin underneath is exposed.”
“- **For natural/charcoal options:** Charcoal toothpastes are popular but dentists often caution they can be abrasive with regular use—effectiveness varies and evidence is limited.”
“- **For natural/charcoal options:** Charcoal toothpastes are popular but dentists often caution they can be abrasive with regular use—effectiveness varies and evidence is limited.”
“dentists strongly advise against it. Charcoal is highly abrasive and can wear down your white tooth enamel over time, exposing the yellow dentin underneath and actually making your teeth look darker”
“most dentists and the ADA warn against them. Charcoal is highly abrasive. Over time, it can wear down your outer enamel, exposing the yellow dentin underneath and making your teeth look more yellow and highly sensitive.”
“Steer clear of charcoal toothpastes. While they are trendy, they are highly abrasive and can permanently scrub away your teeth's protective enamel, making them look *yellowed*”
“They may be trendy, but the charcoal particles are highly abrasive and will permanently wear away your enamel over time, making your teeth more sensitive and actually appear more yellow as the dentin underneath is exposed.”
7 exact quoted mentions in this snapshot, grouped by coded tone.
“Charcoal toothpastes are popular but dentists often caution they can be abrasive with regular use—effectiveness varies and evidence is limited.”
“They may be trendy, but the charcoal particles are highly abrasive and will permanently wear away your enamel over time, making your teeth more sensitive and actually appear more yellow as the dentin underneath is exposed.”
“Steer clear of charcoal toothpastes. While they are trendy, they are highly abrasive and can permanently scrub away your teeth's protective enamel, making them look *yellowed*”
“dentists strongly advise against it. Charcoal is highly abrasive and can wear down your white tooth enamel over time, exposing the yellow dentin underneath and actually making your teeth look darker”
“most dentists and the ADA warn against them. Charcoal is highly abrasive. Over time, it can wear down your outer enamel, exposing the yellow dentin underneath and making your teeth look more yellow and highly sensitive.”
0 of 5 mentions appear alongside an identifiable web citation. Citation does not establish causation.
| cited source | mentions |
|---|
Method: fixed shopper questions asked repeatedly to Claude, OpenAI GPT and Gemini with web search on. Shares are the percentage of recommendation answers mentioning the brand. Quotes are AI outputs; full transcripts are kept as receipts.