Testosterone Support
Compounds studied for endogenous T support.
Ranked by evidence strength across reported benefits.
Ashwagandha
Adaptogenic herb that down-regulates HPA-axis output — lowers cortisol, supports T in stressed men.
Vitamin D3
Steroid hormone precursor regulating ~5% of the human genome — bone, immune, and hormonal health.
Tribulus Terrestris
Traditionally used for libido; testosterone-boosting claims not supported by trials.
Tongkat Ali
Malaysian root extract that frees bound testosterone via SHBG reduction.
Zinc
Cofactor for ~300 enzymes — critical for testosterone, immune function, and DNA synthesis.
Fenugreek
Spice/herb traditionally for libido & glycemic control; modest free-T effects.
Mucuna Pruriens
Natural L-DOPA source studied for mood, libido, and Parkinson's.
DHEA
Adrenal androgen precursor declining with age; used for adrenal insufficiency and aging.
Tongkat Ali (Eurycoma longifolia)
Malaysian root with moderate human evidence for raising free testosterone and reducing SHBG.
KSM-66 Ashwagandha
Root-only standardized ashwagandha extract — the most-studied form for stress and T-support.
Shilajit
Himalayan mineral exudate rich in fulvic acid, studied for testosterone and fatigue.
Zinc (Sperm Health)
Concentrated in semen — essential for sperm production and testosterone.
Tongkat Ali (Physta)
Water-extracted standardized tongkat ali for testosterone and stress.
Icariin (Horny Goat Weed)
Active flavonoid from Epimedium acting as PDE5 inhibitor.
Ashwagandha (Strength)
KSM-66 dose for resistance training adaptations.
Boron (Extra)
Trace mineral that modulates steroid hormones and bone.
Shilajit (Fulvic-Standardized)
Himalayan mineral pitch with fulvic acids studied for testosterone.
Boron
Trace mineral implicated in steroid hormone metabolism and bone integrity.
Boron
Trace mineral with modest effects on free testosterone and bone mineralization.
Cistanche Tubulosa
Desert plant tonic for libido and cognition.
Fadogia Agrestis
Nigerian shrub — popularized for testosterone support; sparse human data.
Horny Goat Weed
PDE5-inhibiting flavonoid (icariin) used for libido and erectile support.
Pine Pollen
Phyto-androgen pollen containing trace testosterone and DHEA.
Fadogia Agrestis
African shrub touted for testosterone (rodent data only).
Fadogia Agrestis
African shrub popularized for testosterone; limited human data and toxicology concerns.
Tongkat Ali (LJ100)
See main Tongkat Ali entry — kept here as placeholder, removed.