Tongkat Ali

Tongkat Ali by Standard Process delivers a clinically trialed, standardized extract of Eurycoma longifolia root (Malaysian ginseng) to support healthy testosterone production, male vitality, and healthy sexual interest in older men.

$52.00

Clinically trialed extract standardized for quassinoids (eurycomanone) for consistent potency
Supports healthy free testosterone levels through SHBG binding modulation
Promotes healthy libido and male vitality in age-related hormonal decline
Traditional Southeast Asian tonic with modern comprehensive validation

Why Catalyst Recommends This

Testosterone is an important hormone with effects on mood, energy, and cognitive performance. Testosterone naturally declines with age, and Tongkat Ali provides a well-studied natural approach to supporting healthy hormonal levels.

Suggested Use

Take as directed, typically once daily. Benefits are cumulative, consistent use over 4–8 weeks is recommended for testosterone support. Monitor hormone levels with extended use.

Product Disclaimers

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Keep out of reach of children. Do not use if the safety seal is broken or missing. Store in a cool, dry place out of direct sunlight.

Consult with your healthcare practitioner before using this product, especially if you are pregnant, nursing, under 18 years of age, taking medications, or managing a medical condition.

This formula contains Eurycoma longifolia root extract standardized for eurycomanone and related quassinoids, bitter-tasting tetracyclic triterpenoid compounds that promote testosterone biosynthesis through luteinizing hormone signaling, reduce SHBG binding to increase free testosterone bioavailability, and provide adaptogenic and anti-estrogenic activity through aromatase modulation in age-related hormonal decline.*

Other ingredients: Dibasic calcium phosphate dihydrate, microcrystalline cellulose, croscarmellose sodium, magnesium stearate, silicon dioxide and hypromellose.