Botanicals & Herbs

Ginger

Also known as: Zingiber officinale, Ginger root, Gingerol

The anti-nausea root with real clinical evidence — a first-line natural option for morning sickness and motion sickness.

By IngredientWiki Editorial Team
Fact-checked by IngredientWiki Editorial Team
Updated 2026-09-26
2 min read

In short

Ginger (Zingiber officinale) is a flowering plant whose rhizome has been a culinary and medicinal staple for millennia. Its best-documented effect is against nausea: multiple trials support ginger for pregnancy morning sickness, motion sickness, and post-surgical nausea, with effects comparable to some medications. The active pungent compounds, gingerols and shogaols, also give ginger its anti-inflammatory properties, studied most for menstrual pain and osteoarthritis.

Rhizome used in food and medicine for thousands of years
Strongest evidence: nausea relief — pregnancy, motion, and post-surgery
Typical doses: 1–4 g fresh root or 250–1,000 mg extract daily
Active compounds: gingerols and shogaols

What is Ginger?

Ginger occupies a rare position in the supplement world: a kitchen spice with better clinical evidence than many exotic extracts. Its nausea-fighting reputation survived rigorous testing — the American College of Obstetricians and Gynecologists lists ginger among first-line options for morning sickness, and trials in chemotherapy and post-surgical nausea are positive. The same pungent compounds that warm your mouth, gingerols, appear to work partly through serotonin receptors in the gut and partly through direct effects on stomach motility.

Where it comes from

Natural sources

Fresh or dried root (rhizome) of Zingiber officinale
Common in Asian and Indian cooking
Teas, candied ginger, and pickled ginger

How it's made

Supplements use dried powder, concentrated extracts standardized to gingerols, or the isolated active compounds.

What it does in products

Benefits

Pregnancy morning sickness

strong evidence

Multiple randomized trials and systematic reviews find 1–1.5 g daily reduces pregnancy nausea with a safety record comparable to placebo — and it is endorsed by ACOG as a first-line option.

Nausea from motion, surgery, and chemotherapy

strong evidence

Trials show ginger reduces motion sickness and post-operative nausea, and helps chemotherapy-related nausea when added to standard antiemetics.

Menstrual pain

moderate evidence

In head-to-head trials, ginger performed as well as ibuprofen for period pain in some studies, taken at 500 mg twice daily during the first days of menstruation.

Osteoarthritis and muscle soreness

moderate evidence

Modest but consistent reductions in knee OA pain, and some evidence for reduced post-exercise soreness — effects are smaller than NSAIDs.

Side effects & safety

Heartburn and stomach discomfort (common)The main side effect at high doses; taking capsules with food or using enteric coatings helps.

Mild blood-thinning at very high doses (rare)Relevant when combined with anticoagulants or before surgery.

Safety considerations

Ginger is considered safe in pregnancy at food and supplement doses (up to ~1.5 g daily) and is a standard morning-sickness remedy. Very high doses are not advised.
May amplify bleeding risk with warfarin and antiplatelet drugs.
Can lower blood sugar — monitor if combining with diabetes medication.
Not for: Gallstones (ginger stimulates bile), use with caution
Not for: Planned surgery (stop high doses ~2 weeks prior)

How it's used

In supplements

For nausea: 250–1,000 mg powdered ginger, or 1–2 g fresh root, daily in divided doses. For menstrual pain trials used 500 mg two to three times daily. Capsules reduce heartburn compared with raw ginger on an empty stomach.

Regulatory status

Dietary supplement under DSHEA; ginger is GRAS as a food and flavoring ingredient.
GRAS (generally recognized as safe) for food use.

Fresh ginger vs capsules vs extract

They are not interchangeable milligram-for-milligram. Fresh root contains about 1–3% gingerols; dried powder is roughly 3–5 times more concentrated by weight; standardized extracts guarantee a set gingerol percentage, making trial doses reproducible. For nausea, any form works if the dose is right — 1 g of fresh ginger in tea, or 250–500 mg of standardized extract.

Frequently asked questions

How quickly does ginger work for nausea?

Usually within 30–60 minutes for acute nausea. For morning sickness, the benefit comes from regular daily dosing throughout the day rather than waiting until nausea peaks.

Is ginger safe during pregnancy?

Yes, at typical doses. ACOG lists 250 mg four times daily or 1 g total as a first-line option for morning sickness. As always with pregnancy, stick to standard supplement doses rather than concentrated mega-doses.

Does ginger interact with blood thinners?

At culinary amounts, no meaningful interaction. At high supplemental doses, ginger's mild antiplatelet effect can add to warfarin or aspirin — keep doses within label ranges and tell your doctor you take it.

The bottom line

Ginger is the rare botanical with mainstream-medicine endorsement: solid evidence for nausea of nearly every kind, plus modest anti-inflammatory benefits. It is safe, cheap, and available — the sensible first choice before stronger anti-nausea drugs.

References

Ginger. NCCIH (National Institutes of Health). https://www.nccih.nih.gov/health/ginger
6-Gingerol compound summary. PubChem (National Library of Medicine). https://pubchem.ncbi.nlm.nih.gov/compound/442793
Ginger for nausea and vomiting in pregnancy (meta-analysis). PubMed (National Library of Medicine). https://pubmed.ncbi.nlm.nih.gov/?term=ginger+pregnancy+nausea+meta-analysis
Ginger for osteoarthritis — literature search. PubMed (National Library of Medicine). https://pubmed.ncbi.nlm.nih.gov/?term=ginger+osteoarthritis+randomized