Table 1.

Chinese herbal medicines and neutraceuticals used in this study

Category	Drug	Indication(s)	Composition(s)
Medicine	Eiekikaryu S	Weak constitution, fatigue	Astragalus root, Atractylodes rhizome, Saposhnikovia root and rhizome
	Ken-ikaryu S	Gastrointestinal weakness, diarrhoea	Atractylodes rhizome, Poria sclerotium, Pinellia tuber, Amomum seed, Citrus unshiu peel, Glycyrrhiza, Saussurea costus, Codonopsis tangshen
	Shimpikaryu	Anaemia, insomnia	Astragalus root, Jujube seed, Atractylodes rhizome, Poria sclerotium, Longan aril, Polygala root, Angelica root, Glycyrrhiza, Saussurea costus, Codonopsis tangshen
	Souryoukogikukaryu S	Hot flash, oedema, dizziness	Rehmanniae radix, Corni fructus, Dioscoreae rhizome, Alismatis tuber, Pachyma hoelen, dizziness Moutan cortex, Chrysanthemi flos, Lycii fructus
Nutraceutical	Iribakuga	Gynaecological disorder	Malt
	Shousansen	Dyspepsia, hangover	Hawthorn, malt, Houttuynia cordata, Perilla, Garland chrysanthemum, Azuki bean, Apricot kernel
	Shanseiyojin	Short attention span	American ginseng
	Hyakujunro	Dryness	Lilium bulb, Glehnia root and rhizome, Solomon’s seal