Hellinger 1996.

Methods	Randomised, open‐label, placebo‐controlled trial. Generation of allocation sequence: unclear. Double blind: not used. Withdrawal/dropouts: unclear. Intention to treat analyses: unclear.
Participants	Study country: USA. Setting: unclear. 40 HIV‐positive people into two doses of curcumin groups or placebo group.
Interventions	Experiment: Curcumin(extract from spice turmeric), 4800 mg/day oral, for eight weeks; Curcumin, 2700 mg/day orally, for eight weeks. Control: Placebo, the same regimen as above.
Outcomes	HIV viral load, CD4 cell count.
Notes	Raw data were not available from the abstract.
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Unclear risk	B ‐ Unclear