SP
StackPedia
All Supplements

Lemon Balm

herbs

Lemon balm (Melissa officinalis) is a perennial herb from the mint family traditionally used to promote relaxation and cognitive function. It contains rosmarinic acid and other polyphenols that may support mood, stress relief, and mild digestive comfort.

Ready to try Lemon Balm?

Shop top-rated Lemon Balm supplements on Amazon UK

Affiliate link — we may earn a small commission at no extra cost to you.

Benefits

Stress and anxiety reduction
Sleep quality improvement
Cognitive function support
Digestive comfort
Mood enhancement
Antioxidant protection

Dosage

Typical Dose

300–600 mg extract daily or 1–2 cups tea

Upper Limit

1200 mg daily

Timing

Morning or evening; with meals for tea form

Forms & Bioavailability

Dried leaf tea

Moderate; rapid absorption via infusion

Standardised extract

High; concentrated rosmarinic acid content

Capsule

Moderate; dependent on extract standardisation

Tincture

High; alcohol-based extraction

Side Effects

Mild drowsiness
Dizziness in sensitive individuals
Nausea at high doses
Allergic reactions in mint-sensitive individuals

Interactions

May potentiate sedative medications
Possible interaction with thyroid medication absorption
May enhance CNS depressants

Research Summary

Clinical studies support lemon balm's traditional use for anxiety and sleep, with several double-blind trials demonstrating modest but significant improvements in stress markers and sleep quality. Research suggests rosmarinic acid mediates anxiolytic effects through GABA receptor modulation, though human studies remain limited.

The Bottom Line on Lemon Balm

Lemon Balm is moderately researched with promising but sometimes mixed evidence.It is most commonly used for stress and anxiety reduction and sleep quality improvement. 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.

Top Rated Lemon Balm on Amazon UK

We recommend choosing products with 4+ star ratings and verified reviews. Look for third-party tested brands.

Affiliate links — we earn a small commission at no extra cost to you.

Where to Buy Lemon Balm

We recommend buying from reputable retailers. Check reviews and third-party testing.

Affiliate links — we may earn a commission at no extra cost to you.

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.

Popular Supplements on Amazon

As an Amazon Associate we may earn from qualifying purchases.