Ginger is one of the few folk remedies whose effectiveness is confirmed by dozens of studies.
Tea
Grate 2-3 cm fresh root, pour boiling water, steep 10 min. Add honey and lemon. For nausea, motion sickness, post-surgery.
Crystallized Ginger
Slice thin, simmer in sugar syrup 30 min, roll in sugar, dry. Carry with you — chew for motion sickness.
Science
Gingerols block serotonin receptors in the stomach — the ones that cause nausea. Effective for seasickness, morning sickness, post-operative nausea.
Dosage
1-2 g dried or 5-10 g fresh per day. Over 4 g/day may cause heartburn.