FDA 503A Category 2 (April 2026) On April 15, 2026, the FDA published a 503A bulks list update
The benzyl alcohol acts as a bacteriostatic agent, effectively inhibiting the growth of any potential bacteria, thus preserving the sterility of the solution and prolonging its shelf life
This makes TB-500 superior for broad tissue remodeling and muscle repair where cell migration is the primary bottleneck
While these conditions sound alarming, there is no need to worry if you act quickly
According to the National Institutes of Health Office of Dietary Supplements, persistent fatigue that doesnt improve with rest represents one of the earliest indicators
Because Thymosin Beta-4 is present throughout the body, TB-500 is studied for whole-body cell migration and regeneration rather than purely local repair