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Rosemary extract (carnosic acid)

Cognition · Antioxidant · Neuroprotection

Tier 3 — Trending

What it is

Contains carnosic acid and rosmarinic acid with strong antioxidant and anti-inflammatory activity. Inhaling rosemary aroma improved cognitive performance in several trials. Oral extract shows modest memory benefits in older adults. EFSA approved rosemary extract as a natural food antioxidant preservative. Very safe at culinary and standard supplement doses. Concentrated extracts are more studied than essential oil.

Efficacy

2/5

Safety

4/5

Research

2/5

Onset

3/5

Cost

3/5

Drug-int.

5/5

Dose

500 mg/day rosemary extract standardised to carnosic acid; aroma inhalation also studied for cognition

Time of day & tips

Take with food. For cognition, try diffusing rosemary essential oil while working — inhalation is also effective. Avoid high doses during pregnancy.

Sensitive populations: This supplement's evidence base touches pregnancy, pediatric, or other sensitive populations. Confirm any change with your healthcare provider before use.

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