Health & Well-Being A-Z

Hazelnut

Hazel tree
Description

Hazelnut is the nut from the hazel tree (Corylus avellana). It is rich in monounsaturated fatty acids and is commonly eaten as food.

Hazelnut contains oil, protein, fiber, and antioxidants. The antioxidants in hazelnut might have heart health benefits.

People use hazelnut for obesity, high cholesterol, heart disease, dementia, and other purposes, but there is no good scientific evidence to support these uses.

Hazelnut is a tree nut. It is considered a major food allergen.

Is It Effective?

Effectiveness header

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 ineffective
  • Obesity. Eating hazelnuts or taking hazelnut oil by mouth doesn't seem to decrease body weight in people who are obese or overweight.

There is interest in using hazelnut for a number of other purposes, but there isn’t enough reliable information to say whether it might be helpful.

Is it Safe?

Safety

When taken by mouth: Hazelnut is commonly consumed in foods. It’s usually well-tolerated, but some people are allergic to hazelnuts. Serious allergic reactions are possible.

Special Precautions & Warnings:

Pregnancy and breast-feeding: Hazelnut is commonly consumed in foods. There isn’t enough reliable information to know if hazelnut is safe to use as medicine while pregnant or breast-feeding. Stay on the safe side and stick to food amounts.

Allergies: People who are allergic to peanuts, cashews, walnuts, mugwort pollen, Brazil nut, birch pollen, or macadamia nut might also be allergic to hazelnut.

Drug interactions

It is not known if Hazelnut interacts with any medicines. Before taking Hazelnut, talk with your healthcare professional if you take any medications.

Herb interactions

There are no known interactions with herbs and supplements.

Food interactions

There are no known interactions with foods.

Dosage

Hazelnut is commonly consumed in moderate amounts as part of the diet.

As medicine, there isn’t enough reliable information to know what an appropriate dose of hazelnut might be. Speak with a healthcare provider before use.

Other names

Aveleira, Avelinier, Avellana, Avellano, Cobnut, Corylus avellana, Corylus heterophylla, Coudrier, European Filbert, European Hazel, Haselnuss, Haselstrauch, Hazel, Hazel Nut, Noisetier, Noisetier Commun, Noisetier du Japon, Noisette, Noisettes.

Disclaimer

Information on this website is for informational use only and is not intended to replace professional medical advice, diagnosis, or treatment. While evidence-based, it is not guaranteed to be error-free and is not intended to meet any particular user’s needs or requirements or to cover all possible uses, safety concerns, interactions, outcomes, or adverse effects. Always check with your doctor or other medical professional before making healthcare decisions (including taking any medication) and do not delay or disregard seeking medical advice or treatment based on any information displayed on this website.

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