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Pregnenolone

hormonal support

Master precursor hormone from which all steroid hormones are synthesised.

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Benefits

Precursor to all steroid hormones
May support memory and cognitive function
Potential mood enhancement
Supports stress resilience via downstream hormones

Dosage

Typical Dose

10-30mg daily

Upper Limit

5-50mg

Timing

Morning

Forms & Bioavailability

Capsule

Standard absorption

Sublingual

Standard absorption

Cream

Standard absorption

Side Effects

Acne
Hair loss
Irritability
Overstimulation

Interactions

All hormone therapies
Anticonvulsants
Benzodiazepines (GABA modulation)

Research Summary

Declines significantly with age. Small studies show cognitive and mood benefits in older adults. As a precursor hormone, effects vary based on individual downstream conversion pathways.

The Bottom Line on Pregnenolone

Pregnenolone is moderately researched with promising but sometimes mixed evidence.It is most commonly used for precursor to all steroid hormones and may support memory and cognitive function. As with any supplement, individual results vary. Start with the lower end of the dosage range and assess for 4-8 weeks before adjusting.

About Our Research

This profile is compiled from peer-reviewed research published on PubMed, the NIH Office of Dietary Supplements, and established nutritional science databases. Dosages reflect clinically-studied amounts from human trials where available. We update profiles as new research emerges. This is not medical advice — consult a healthcare professional before supplementing.

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Where to Buy Pregnenolone

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Disclaimer: This information is for educational purposes only and is not medical advice. Always consult a healthcare professional before starting any supplement, especially if you have existing health conditions or take medication.

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