keyword

gray hair shampoo sulfate free

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

$ curl "https://api.seodata.dev/v1/keyword?q=gray+hair+shampoo+sulfate+free&country=us" +--------------+------------------+ | volume | 590 | | cpc | $0.62 | | competition | 0.23 | | country | US | | updated | 2026-06-07 | +--------------+------------------+

All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
grey hair shampoo	12,100	$1.18	10/20
shampoo for gray hair	12,100	$1.18	10/20
best shampoo for gray hair	9,900	$1	10/20
shampoo for silver hair	1,600	$0.69	13/20
sulfate free shampoo for grey hair	590	$0.62	12/20
sulfate free purple shampoo for grey hair	260	$0.7	11/20
sulfate-free purple shampoo for gray hair	260	$0.94	10/20
sulfate free shampoo for silver hair	50	$0.24	13/20
sulfate free shampoo for white hair	40	$1.71	13/20
sulfate-free shampoo for white hair	40	$1.71	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://api.seodata.dev/v1/keyword?q=gray+hair+shampoo+sulfate+free&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt