Herbs that Stabilize and Bind

Which herb tonifies the Kidney and secures essence? For frequent urination, incontinence, spermatorrhea.

Shan Zhu Yu is often used in formulas that tonify Kidney yang as well.

Source: Bensky, D. (2004). Chinese Herbal Medicine: Materia Medica. Seattle, WA: Eastland Press. pp. 857 [Q1167]