seodata.dev

keyword

collagen

Monthly search volume and cost-per-click data for "collagen" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=collagen&country=us" +--------------+------------------+ | volume | 246,000 | | cpc | $2.97 | | competition | 1 | | country | US | | updated | 2026-06-20 | +--------------+------------------+
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
collagen peptides 135,000 $1.73 17/20
collagen supplements 110,000 $2.98 19/20
what is collagen 33,100 $1.02 20/20
collagen peptide supplement 22,200 $2.17 18/20
collagen protein 14,800 $2.4 19/20
what does collagen do 14,800 $1.59 19/20
collagen vitamins 5,400 $1.29 18/20
is collagen a protein 4,400 $0.86 20/20
collagen benefits for skin 1,900 $1.97 18/20
collagen is 320 $2.03 19/20

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=collagen&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