seodata.dev

keyword

what is co2 used for in the body

Monthly search volume and cost-per-click data for "what is co2 used for in the body" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=what+is+co2+used+for+in+the+body&country=us" +--------------+------------------+ | volume | 50 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-05-26 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
carbon dioxide 90,500 $1.13 10/20
co2 in blood test 33,100 $0.02 10/20
carbon dioxide in blood low 22,200 $0 10/20
co2 low 12,100 $0.02 10/20
normal co2 levels 9,900 $0 11/20
co2 meaning 3,600 $3.32 11/20
carbon dioxide normal range 1,900 $0 11/20
co2 normal levels 720 $0 13/20
what co2 level is dangerous in blood 90 $0 14/20
does your body need carbon dioxide 20 $0 11/20

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=what+is+co2+used+for+in+the+body&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