Ingredient Science
Shilajit: An Ancient Mineral Resin With a Small Research Base
Shilajit is the oddity of Prostadine's list: not a plant or a seaweed but a mineral-rich resin that seeps from Himalayan rock, carried into the formula by Ayurvedic tradition.
What it is
Shilajit forms over centuries as plant matter decomposes under geological pressure, yielding a tar-like substance rich in fulvic and humic acids plus a broad mineral spectrum — the "84 minerals" figure you see in marketing descends from this composition. In Ayurveda it is a rasayana, a vitality and longevity substance.
What research suggests
Human studies exist but are small and short: explorations of testosterone markers, fatigue, and energy in limited cohorts, with tentative positive signals and the methodological thinness that comes with small n's. Fulvic acid itself shows antioxidant and mineral-chelating properties in laboratory work, and the vendor-adjacent claim that it may aid absorption of co-taken compounds is a plausible-sounding hypothesis without a solid human evidence base in this context.
Quality is the real shilajit story
The more substantive consumer issue is purity: raw shilajit can carry heavy metals and contaminants if poorly processed, which makes source quality and testing the ingredient's true differentiator. At 5 mg in Prostadine, exposure is minute — the ingredient functions as a mineral-and-fulvic accent in the formula's resilience layer.
Bottom line
Shilajit brings tradition, minerals, and a small but genuine human research base that stops well short of established effects. Its 5 mg dose positions it as a supporting player, which is an honest placement for the evidence it carries.
Shilajit FAQ
Does shilajit boost testosterone?
Small trials reported hormone-marker changes; the evidence base is too small for a confident claim either way. Treat bold testosterone marketing as unproven.
Is shilajit safe?
Processed, purified shilajit at supplement doses has looked tolerable in short studies; raw or unverified products carry contamination risk. The 5 mg here is a minimal exposure.
References
- National Center for Complementary and Integrative Health — Ayurveda overview