About: precursor of vitamin a

Head noun: precursor
Postmodifier: of vitamin a

Same concepts

Broader concepts

label	provenance	confidence
carotenoid	isap:42609845	0.375284

Narrower concepts

label	provenance	confidence
beta-carotene	isap:21795078	0.564122
other hand	isap:290256331	0.361689
carotene	isap:183262718	0.302989