Database/Registry	Query	No. of Results	Date
PubMed	(“peri implantitis”[MeSH Terms] OR “peri implantitis”[All Fields] OR “periimplantitis”[All Fields] OR (“dental implants”[MeSH Terms] OR (“dental”[All Fields] AND “implants”[All Fields]) OR “dental implants”[All Fields] OR (“dental”[All Fields] AND “implant”[All Fields]) OR “dental implant”[All Fields]) OR (“periimplant”[All Fields] AND (“disease”[MeSH Terms] OR “disease”[All Fields] OR “diseases”[All Fields] OR “disease s”[All Fields] OR “diseased”[All Fields])) OR (“peri-implant”[All Fields] AND “crevicular”[All Fields] AND (“fluid”[All Fields] OR “fluid s”[All Fields] OR “fluids”[All Fields])) OR “PICF”[All Fields]) AND (“high-performance liquid chromatography”[Text Word] OR “mass spectrometry”[Text Word] OR “nuclear magnetic resonance spectroscopy”[Text Word] OR “liquid chromatography”[All Fields] OR “gas chromatography”[All Fields] OR (“metabolome”[MeSH Terms] OR “metabolomics”[MeSH Terms]) OR “metabolom*”[All Fields] OR “lipidomic*”[All Fields])	208	21 January 2025
Scopus	TITLE-ABS-KEY (peri-implantitis OR periimplantitis OR “dental implant*” OR peri-implant AND disease OR peri-implant AND crevicular AND fluid OR “PICF”) AND TITLE-ABS-KEY (metabolom* OR metabolomics OR metabolome OR lipidom* OR metabolite* OR “high-performance liquid chromatography” OR “mass spectrometry” OR “nuclear magnetic resonance spectroscopy” OR “liquid chromatography” OR “gas chromatography”)	17	21 January 2025
Web of Science	ALL=(peri-implantitis OR periimplantitis OR “dental implant*” OR peri-implant AND disease OR peri-implant AND crevicular AND fluid OR “PICF”) AND ALL=(metabolom* OR metabolomics OR metabolome OR lipidom* OR metabolite* OR “high-performance liquid chromatography” OR “mass spectrometry” OR “nuclear magnetic resonance spectroscopy” OR “liquid chromatography” OR “gas chromatography”)	192	21 January 2025
ProQuest Central	summary((peri-implantitis OR periimplantitis OR (“dental implant” OR “dental implantology” OR “dental implants”) OR peri-implant AND disease OR peri-implant AND crevicular AND fluid OR “PICF”) AND (metabolom* OR metabolomics OR metabolome OR lipidom* OR metabolite*))	26	21 January 2025
Google Scholar	peri-implantitis periimplantitis “dental implant*” peri-implant disease peri-implant crevicular fluid PICF metabolom* metabolomics metabolome lipidom* metabolite* high-performance liquid chromatography “mass spectrometry” “nuclear magnetic resonance spectroscopy” 1H NMR “liquid chromatography” “gas chromatography”Results were sorted “by relevance” and the first 10 pages of results were considered	100	21 January 2025
Total		543