Rhodiola Rosea guards against excess stress hormones, which damage brain cells. Help fight depression. Depression can rob an individual the ability to enjoy life. Stress, anxiety, fatigue and mental confusion may also be strong contributing factors to depression. Rhodiala Rosea has been found to help in cases of mild to moderate depression. The processed herb stimulates the production of neurotransmitters such as serotonin, norepinephrine and dopamine, which are necessary for healthy brain function.