symptom onset greater than 4 days prior to enrolment supplementing regularly with >500 mg vitamin c, >1000 units vitamin d, >120 mcg vitamin k (any form), or >15 mg zinc taken daily within the past month currently taking warfarin or an equivalent vitamin k antagonist anticoagulant end stage chronic kidney disease history of calcium oxalate kidney stones active granulomatosis (sarcoidosis, tuberculosis, lymphoma) known hypercalcemia or hypervitaminosis d currently taking either of the following antibiotics: cephalexin, tetracyclines participating in an investigational study or participation in an investigational study within the past 30 days any reason which, under the discretion of the qualified investigator or delegate, would preclude the patient from participating.

symptom onset greater than 4 days prior to enrolment supplementing regularly with >500 mg vitamin c, >1000 units vitamin d, >120 mcg vitamin k (any form), or >15 mg zinc taken daily within the past month currently taking warfarin or an equivalent vitamin k antagonist anticoagulant end stage chronic kidney disease history of calcium oxalate kidney stones active granulomatosis (sarcoidosis, tuberculosis, lymphoma) known hypercalcemia or hypervitaminosis d currently taking either of the following antibiotics: cephalexin, tetracyclines participating in an investigational study or participation in an investigational study within the past 30 days any reason which, under the discretion of the qualified investigator or delegate, would preclude the patient from participating.

1. symptom onset greater than 4 days prior to enrolment 2. supplementing regularly with >500 mg vitamin c, >1000 units vitamin d, >120 mcg vitamin k (any form), or >15 mg zinc taken daily within the past month 3. currently taking warfarin or an equivalent vitamin k antagonist anticoagulant 4. end stage chronic kidney disease 5. history of calcium oxalate kidney stones 6. active granulomatosis (sarcoidosis, tuberculosis, lymphoma) 7. known hypercalcemia or hypervitaminosis d 8. currently taking either of the following antibiotics: cephalexin, tetracyclines 9. participating in an investigational study or participation in an investigational study within the past 30 days 10. any reason which, under the discretion of the qualified investigator or delegate, would preclude the patient from participating.

1. symptom onset greater than 4 days prior to enrolment 2. supplementing regularly with >500 mg vitamin c, >1000 units vitamin d, >120 mcg vitamin k (any form), or >15 mg zinc taken daily within the past month 3. currently taking warfarin or an equivalent vitamin k antagonist anticoagulant 4. end stage chronic kidney disease 5. history of calcium oxalate kidney stones 6. active granulomatosis (sarcoidosis, tuberculosis, lymphoma) 7. known hypercalcemia or hypervitaminosis d 8. currently taking either of the following antibiotics: cephalexin, tetracyclines 9. participating in an investigational study or participation in an investigational study within the past 30 days 10. any reason which, under the discretion of the qualified investigator or delegate, would preclude the patient from participating.