seodata.dev

keyword

shampoo without sulfate

Monthly search volume and cost-per-click data for "shampoo without sulfate" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=shampoo+without+sulfate&country=us" +--------------+------------------+ | volume | 4,400 | | cpc | $1.13 | | competition | 1 | | country | US | | updated | 2026-05-22 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
shampoo sulfate free 74,000 $1.05 20/20
sulfate free shampoo 74,000 $1.05 20/20
sulfate-free shampoo 60,500 $1.04 20/20
sulfate free shampoo and conditioner 9,900 $1.2 20/20
sulphate free shampoo and conditioner 9,900 $1.17 20/20
sls free shampoo 5,400 $1.3 20/20
sulfate-free shampoo for dry hair 5,400 $0.98 20/20
sulphate free shampoo 5,400 $0.97 20/20
best sulfate free shampoo 4,400 $1.11 20/20
best sulphate free shampoo 4,400 $1.14 20/20

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=shampoo+without+sulfate&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