<http://webisa.webdatacommons.org/prov/13990327>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/429038817> .
<http://webisa.webdatacommons.org/429038817>	<http://www.w3.org/ns/prov#value>	"Free radicals are highly reactive compounds that are created in the body during normal metabolic functions or introduced from the environment, such as by exposure to pollution and other toxins." .
<http://webisa.webdatacommons.org/429038817>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/429038817>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<gnc.com> .