UMZU Testro-X vs NOW Foods TestoJack 100

Testro-X is the more complete formula: 15mg zinc, 150mg magnesium, 10mg boron, 400mg KSM-66 ashwagandha, plus L-theanine, glycine, forskolin and black pepper extract, with a dairy-free vegan capsule and a large review base that mostly reports better energy, sleep and recovery. TestoJack 100 is the simpler, cheaper-feeling option from a long-established brand, built around a smaller mineral and vitamin profile. Pick Testro-X if you want a multi-ingredient nightly formula with strong owner feedback; pick TestoJack if you prefer a lean, no-frills capsule from NOW.

• Choose the Testro-X if you want a broad nightly formula with ashwagandha, zinc, magnesium, boron and sleep-supporting aminos, and you value a large body of owner reviews.
• Choose the TestoJack 100 if you want a straightforward capsule from a well-known supplement brand and prefer a simpler ingredient list over a stacked blend.