Quince
Scientific names: Cydonia oblonga, Cydonia vulgaris, Pyrus cydonia
Family: Rosaceae
Alternate names: Bedana, Cognassier, Coing, Coudonnier, Marmelo, Membrillo, Pommier de Cydon, Quitte, Quittenbaum
Background
Quince (Cydonia oblonga) is a tree with a hard yellow fruit. The fruit is eaten in jams and baked goods. The fruit and leaves have been used as medicine.
Some chemicals in quince might change how the immune system responds to substances that cause allergic reactions.
Quince is used for persistent heartburn in children. Quince is also used for morning sickness, hay fever, stomach ulcers, and many other conditions, but there is no good scientific evidence to support these other uses.
Some chemicals in quince might change how the immune system responds to substances that cause allergic reactions.
Quince is used for persistent heartburn in children. Quince is also used for morning sickness, hay fever, stomach ulcers, and many other conditions, but there is no good scientific evidence to support these other uses.
Safety Safety definitions
When taken by mouth: Quince fruit is commonly consumed in foods. But there isn't enough reliable information to know if quince fruit is safe when used in larger amounts as medicine.
When applied to the skin: There isn't enough reliable information to know if quince is safe or what the side effects might be.
Pregnancy and breast-feeding: Quince fruit is commonly consumed in foods. There isn't enough reliable information to know if quince fruit is safe to use in larger amounts as medicine when pregnant or breast-feeding. Stay on the safe side and stick to food amounts.
When applied to the skin: There isn't enough reliable information to know if quince is safe or what the side effects might be.
Special Precautions & Warnings:
Children: Quince fruit syrup is possibly safe when taken by mouth for up to 4 weeks in children ages 7 months and older.Pregnancy and breast-feeding: Quince fruit is commonly consumed in foods. There isn't enough reliable information to know if quince fruit is safe to use in larger amounts as medicine when pregnant or breast-feeding. Stay on the safe side and stick to food amounts.
Effectiveness
NatMed Pro rates effectiveness based on scientific evidence according to the following scale: Effective, Likely Effective, Possibly Effective, Possibly Ineffective, Likely Ineffective, Ineffective, and Insufficient Evidence to Rate.
Possibly effective Effectiveness definitions
- Persistent heartburn. In children and teens, taking quince fruit syrup twice daily seems to reduce symptoms of persistent heartburn by a small amount.
Dosing & administration
Quince fruit is often used in baked goods, jams, and marmalades. As a medicine, there isn't enough reliable information to know what an appropriate dose of quince might be. Keep in mind that natural products are not always necessarily safe and dosages can be important. Be sure to follow relevant directions on product labels and consult a healthcare professional before using.
Interactions with pharmaceuticals
It is not known if Quince interacts with any medicines. Before taking Quince, talk with your healthcare professional if you take any medications.
Interactions with herbs & supplements
There are no known interactions with herbs and supplements.
Interactions with foods
There are no known interactions with foods.
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This monograph was last reviewed on 07/12/2023 11:00:00 and last updated on 22/05/2022 07:35:57. Monographs are reviewed and/or updated multiple times per month and at least once per year.
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Natural Medicines rates safety based on scientific evidence according to the following scale: Likely Safe, Possibly Safe, Possibly Unsafe, Likely Unsafe, Unsafe, and Insufficient Evidence to Rate. For more information about Natural Medicines’ Safety Rating System, click here.
The Natural Medicines Effectiveness Ratings are assigned for specific indications. A product might be rated "Possibly Effective" for one condition, but be rated "Likely Ineffective" for another condition, depending on the evidence. For more info click here.
