Mood/Sleep/Hormonal

Ashwagandha

Ayurvedic herb that may reduce stress, improve sleep, and lower cortisol in adults under chronic stress.

Ashwagandha

Ayurvedic herb that may reduce stress, improve sleep, and lower cortisol in adults under chronic stress.

score

evidence

Caution

risk

Overview

Forms

Safety

Stack

Quick Take

Worth it if stress is your main issue; helpful for some adults, but use cautiously and not indefinitely.

Ashwagandha (Withania somnifera) is an Ayurvedic shrub; supplements use the root and sometimes leaves rather than a normal food source. Its withanolides seem to dampen HPA-axis stress signaling and influence GABA-related calming pathways. Best evidence supports modest reductions in perceived stress and anxiety, some sleep improvement, and small cortisol lowering. Adults under chronic stress or with stress-related sleep disruption tend to benefit most.

Proven Benefits

Reduces stress and anxiety

Improves sleep quality

Lowers cortisol

May reduce fatigue

May improve fasting glucose

May increase testosterone

May improve focus under stress

Protocol

Amount

300-600 mg standardized extract

Frequency

Once daily or split into 2 doses

When

With food to reduce stomach upset; evening is often best if it makes you drowsy, otherwise any consistent time works.

Onset Time

2-4 weeks subjectively; 6-8 weeks for cortisol, 8-12 weeks for hormones

Who Should Consider

Adults with high perceived stress

People with stress-related sleep problems

Those who feel tired but overstimulated

Adults seeking a non-stimulant calming supplement

People with frequent evening rumination

Men with low-normal testosterone

How It Works

Withanolides appear to reduce stress reactivity by modulating the hypothalamic-pituitary-adrenal axis, which can lower cortisol in some users. Ashwagandha also interacts with GABAergic and other neurotransmitter systems, which may promote calm and sleep. Endocrine and metabolic effects exist, but are less consistent.

Updated Invalid Date