LRA tests can be used to measure delayed immune reactions to over 505 common substances in the following general categories:
- Additives and preservatives
- Food colorings
- Environmental chemicals
- Toxic minerals and metals
- Therapeutic herbs
- Danders, hairs, and feathers
LRA test items are conveniently grouped into the combination test panels shown below. Click panel name for a list of items included.
Please see Professional Catalog for a complete list of all test panels.