Table 6.

Echinacea

Study number	66	68	77	16	17	37	38	39	40	47	57	44	63
Bought from	HF	HF	HF	HF	HF	Ph	Ph	Ph	Ph	Ph	SM	SM	SM
Legal category	U	U	U	PL	U	PL	U	U	U	PL	U	U	U
Leaflet supplied?	No	No	No	Yes	No	Yes	No	No	No	Yes	No	No	No
Precautions, n = 2	0	0	1	0	1	0	0	0	0	0	0	0	0
Side effects, n = 4	0	0	0	1	0	1	0	0	0	0	0	0	0

^aHF = health food shop, Ph = pharmacy, SM = supermarket, U = unlicensed, PL = product licence.