For those asking about the C3a and C4a blood test levels. I would try to use a lab other than LabCorp as their use of a certain preservative. (Futhan) has the results coming back questionable. complementC3 #complementchallenge #ComplimentC4a #labtesting #moldillness #toxicmold #moldexposure #health #wellness #testing #mold #healthcare #prevention #celebritynutritionist #losangelesnutritionist #julikeenenutritionist