seodata.dev

keyword

best sulfate free shampoo for thick hair

Monthly search volume and cost-per-click data for "best sulfate free shampoo for thick hair" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=best+sulfate+free+shampoo+for+thick+hair&country=us" +--------------+------------------+ | volume | 30 | | cpc | $4 | | competition | 0.94 | | country | US | | updated | 2026-03-31 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
what's the best sulfate free shampoo 30 $2.53 17/20
sulfate free salon shampoo brands 30 $0 13/20
what is the best shampoo without sulfate 20 $2.69 16/20
best phosphate free shampoo 20 $2.31 15/20
best sulfate free 20 $0 15/20
best sulfate free smoothing shampoo 20 $8.04 15/20
what is a good sulfate and paraben free shampoo 20 $0 14/20
best smelling sulfate free shampoo and conditioner 20 $0 13/20
non drugstore shampoo 20 $0 13/20
what is the best paraben and sulfate free shampoo 20 $4 13/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=best+sulfate+free+shampoo+for+thick+hair&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt