Anandakanda 1.15.120

1.15.120

valīpalitanirmukto nirgadaḥ syāttrimāsataḥ /
<nirguṇḍīpatrakalpaḥ>
nirguṇḍīpatrajadrāvaṃ bhāṇḍe mṛdvagninā pacet //

He is freed from wrinkles and gray hair, and becomes disease-free after three months.
<Regimen of Nirguṇḍī Leaf>
One should cook the juice extracted from nirguṇḍī leaves in a vessel over a mild fire.