Stack Genius ingredient guide
Sage
Leaf of Salvia officinalis and related species, used in cooking and in supplements for cognitive support, menopausal hot flashes, and throat comfort.
Overview
Sage is the common name for several species of Salvia, most importantly the Mediterranean culinary herb Salvia officinalis and its cousins like Salvia lavandulaefolia. The dried leaf is a kitchen staple, and it also carries a long tradition of medicinal use for throat, digestion, and cognitive complaints.
The plant's essential oil is rich in compounds like thujone, cineole, and rosmarinic acid, which give sage its aroma and its bitter, astringent character. Supplements come as capsules of ground leaf, standardized extracts, tinctures, and essential oil preparations.
Modern research has focused on sage for memory support in healthy adults and people with mild cognitive decline, and for menopausal hot flashes. The trials are small, but the ingredient shows enough promise to keep showing up in cognitive and hormonal formulas.
Key takeaways
- Sage is a Mediterranean herb used in cooking and in supplements.
- It is studied for cognitive support and menopausal hot flashes.
- Trials are small but consistent enough to justify targeted use.
Practical guidance
What to know before adding Sage
Evidence snapshot
Small trials have reported short-term improvements in memory tasks and attention with sage extracts, and reductions in menopausal hot flash frequency. Evidence for throat comfort mostly comes from small studies of sage sprays and lozenges. Overall the evidence is modest but consistent enough to take seriously.
What to look for on the label
Look for the species name (Salvia officinalis or Salvia lavandulaefolia), the plant part (leaf), and either a leaf-to-extract ratio or standardization such as rosmarinic acid content. For essential oils used by mouth, low- or no-thujone chemotypes matter. Menopause products should give the specific sage dose alongside any other ingredients.
What makes a better product
Better products name the species, use a standardized extract at a dose consistent with clinical trials, and avoid mixing sage with many other herbs so its contribution can be judged. For sprays and lozenges, alcohol content and menthol pairing should be listed.
Watch-outs
Thujone content in some sage essential oils can be neurotoxic and seizure-provoking at high doses, so essential oil is generally not appropriate for oral use except in controlled formulations. Sage can lower blood sugar and mild anticoagulant effects have been noted. Pregnancy and breastfeeding are reasons to avoid high-dose sage supplements.
Dosing & Timing
Common capsule doses of dried sage leaf are 300 to 600 mg once or twice per day, while standardized extracts used in trials are often smaller — for example, 150 mg per day for menopausal symptoms. Lozenges and sprays follow their own dosing labels. Culinary use in cooking does not require special dosing.
Safety and interaction context
Thujone is the main safety consideration for concentrated preparations. Sage can also lower blood sugar and affect blood pressure and clotting mildly. It should be avoided in pregnancy, breastfeeding, and by people with seizure disorders when using concentrated extracts or essential oil.
Sources
- NCCIH herbs overviewConsumer framing for common herbs.
- MedlinePlus dietary supplementsGeneral consumer framing.
- PubMed CentralHome for sage cognition and menopause trials.
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