Eight weeks of aromatase inhibition using the nutritional supplement Novedex XT: effects in young, eugonadal men. Willoughby DS, Wilborn C, Taylor L, Campbell W. Department of Health, Human Performance, and Recreation, Baylor University, Waco, TX 76798-7313, USA. This study examined the effects of an aromatase-inhibiting nutritional supplement on serum steroid hormones, body composition, and clinical safety markers. Sixteen eugonadal young men ingested either Novedex XT or a placebo daily...