Here are some herbs long valued in herbal tradition for nausea, whether it's from motion sickness, pregnancy, food poisoning/sensitivity, stress, emotional or digestive upset.

Anti-emetic herbs such as Ginger are historically valued for its association with supporting digestive comfort and easing feelings of nausea. Meadowsweet may protect and soothe mucous membranes along the digestive tract to the stomach lining, reducing acidity and easing nausea.

Antispasmodic herbs such as Chamomile, Fennel and Peppermint act as a digestive relaxant which may help calm a lurching and queasy stomach.

Lavender is a nervine and anxiolytic herb which is well regarded for its calming nervine properties, historically associated with supporting ease and comfort during times of emotional stress.

This is not medical advice but for informational purposes only.
Consult your doctor for contraindications with other medications and allergies, where pregnant, nursing or have underlying health conditions. Please do your own due diligence.