Estimated muscle mass rose in both groups, by about 2.0 lbs (0.9 kg) with the extract and 0.7 lbs (0.3 kg) on placebo, a difference that was not statistically significant, so neither group lost lean tissue by BIA [4]
Its primary mechanism in a research setting involves the upregulation of the Early Growth Response-1 (EGR-1) gene
npj Metab Health Dis 3 , 26 (2025)
What patients usually report in this window is better sleep, waking up less groggy, and a general sense that recovery from workouts feels easier
Its benefits stem from its ability to stabilize oxidative stress, reduce inflammation, and protect cell membranes mechanisms that influence everything from skin moisture and UV tolerance to energy metabolism and muscle recovery.1 2 3 16 21 More specifically, the following groups stand to benefit most from consistent use: People with high oxidative stress or inflammation If you experience fatigue, train intensely, or have lifestyle factors that increase oxidative stress (such as a poor diet or exposure to pollution), astaxanthin may help stabilize cellular activity