At LabCorp, Homocysteine is drawn in a Lavender-top (EDTA) tube, green-top (heparin) tube, red-top tube, or gel-barrier tube, order code 706994.
LabCorp collection requirements
Homocysteine tube and order code at LabCorp
LabCorp verified by: Mandi Boss B Franklin, Jul 19, 2026
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