Table 1.

Dietary components with 5-αR inhibitory effect.

Molecules	Sample	IC50 μg/mL	Ref.
Sitosterol Finasteride	standardized extract standard	1.1 0.003	[59]
Stigmasterol	Phyllanthus urinaria, extract from the whole plant	11.2	[60]
Plant extract with PSs content
Serenoa repens	whole plant	25–2200	[65]
Epilobium parviflorum	stem and leaves	160	[61]
Pygeum africanum	standardized extract	780	[62]
Curcubita pepo	pupmkin seed oil and soft extract	5880	[63]
Urtica dioica	standardized extract	14,700	[62]