What do cashews look like, what are they and how do they grow

Cashew nuts are no longer an alien food to most of us. We know how it looks (like the English word 'C'), how it tastes (buttery, sweet, and salty) and also that they are an excellent source of several vitamins and minerals that support healthy blood and immune system function. These nuts grow on cashew nut trees, which are native to subtropical climates. Cashew nuts grow inside the seeds that hang from cashew apples.

Raw, unsalted cashews are often used in vegan recipes, as well as in some Indian cooking. Many of us eat cashews roasted and salted, transformed into a delicious snack. Unlike Almonds or Walnuts which are used for making sweet dishes or in baking, Cashew nuts tend to compliment savory, spicy dishes more.  

Research shows that consuming more nuts, such as cashews, can lower risk for cardiovascular disease. This may occur by reducing blood pressure and cholesterol levels.

A study showed cashews reduced blood pressure and raised “good” cholesterol levels.

Some vitamins and minerals in nuts, such as potassium, vitamins E and B-6, and folic acid, also help to fight heart disease.

The presence of copper and iron in cashews work together to help the body form and use red blood cells. This in turn keeps blood vessels, nerves, bones, and the immune system healthy and functioning properly.

We’ve all heard that carrots are good for eyes, but it might come as a surprise that cashews are, too. Cashews contain high levels of lutein and zeaxanthin, which act as antioxidants. When consumed daily, these antioxidant compounds can protect the eyes from the type of damage that can lead to blindness as we get older. They can also help decrease the risk of cataracts.

According to Harvard research, two servings of nuts a day is helpful in fighting against cardiovascular disease, diabetes, and cancer.

Cashews are a good source of magnesium, which is vital for the healthy development of bones, muscles, tissues, and vital organs.  Magnesium helps maintain blood pressure, boost immunity, maintain nerve function, and keep the bones strong. It also is involved in metabolic functions and helps regulate the blood sugar levels of the body (via insulin activity). A deficiency of magnesium can alter the metabolism of calcium and the hormones responsible for its regulation. 

Cashews contain very low amounts of sugar, and no harmful cholesterol, making them safe for diabetic patients! They even help in lowering the risk of type 2 diabetes.  

Research has shown that the wealth of antioxidants like anacardic acids, cardanols, and cardols which cashews contain – make this nut effective for people undergoing treatments for tumor and cancer eradication.  Ground cashews are a comparatively simple absorbed form of protein and are safe for patients as well.  

Cashews provide phosphorus, which is essential for the healthy development of teeth and bones. Phosphorus also aids in protein synthesis, absorption of carbohydrates and fats, and the maintenance of cellular health.

Derived from the cashew seeds, cashew oil does wonders for the skin. Cashew nut oil is rich in selenium, zinc, magnesium, iron and phosphorous. Also, they are great sources of phytochemicals, proteins and antioxidants. The high percentage of selenium in cashews is not only good for your skin but helps prevent cancer as well.

Experts say that the consumption of cashews as well as the application of cashew oil on your scalp ensures healthy hair. Copper present in cashew nut oil helps in the production of skin and hair pigment called melanin. It also enhances hair colour and can provide a silky-smooth texture due to the presence of linoleic and oleic acids.

Cashew nuts are tasty and highly sought-after nuts. They can be enjoyed either roasted or plain, and with or without salt. They are added to various vegetarian and non-vegetarian delicacies and a range of confectionery food items like cookies, biscuits, and ice cream. Cashews are also used to make creamy vegan sauces and vegan milk. Each ounce of cashews contain around 160 calories, so it’s best to limit yourself to a handful (16-18 nuts) a day.

Cashews contain oxalate salts, which interfere with the absorption of calcium in the body.  The accumulated calcium can result in the formation of kidney stones. Research conducted on this topic concluded that people who are prone to develop kidney stones should consider eating only small to moderate amounts of cashew nuts.

Despite a number of health benefits, they can be dangerous for those who are allergic to tree nuts. It is informative to know that along with the changing national standards in food manufacturing, handling, and processing practices, such allergies also vary for different regions or countries.

Allergic reactions caused by tree nuts such as cashews, walnuts, and pistachios can be mild or severe. It is advisable to consult a doctor if one develops any allergies after consuming cashews.

Anaphylaxis: 

Anaphylaxis is a fast progressive allergic reaction that can happen to the whole body due to some substance or chemical to which the body has developed sensitivity. It is most commonly triggered by food allergies. As demonstrated by various research studies, cashew nuts can pose a high risk of anaphylaxis. It can lead to symptoms like noisy breathing, unconsciousness, pale appearance, swelling of the tongue or throat, and hoarseness in the voice. Anaphylaxis is a medical emergency and should be given the utmost attention.  

Contact Dermatitis: Contact dermatitis is an itchy skin ailment caused as a result of the skin coming in contact with the allergen. Hives and swelling can develop around the mouth or other parts that have come in contact with the nuts or their shells. The anacardic acid present in cashews is also the reason for the vesication of the cashew nut shell liquid and can lead to acute skin rashes and allergies.

Gastrointestinal Discomfort: Some people might experience nausea, diarrhea, abdominal cramping, coughing, and vomiting if they have an allergy to cashews.

Breathing Difficulties: A runny nose, coughing, and shortness of breath can often be felt. More severe reactions can result in a fatal condition like glottic edema or anaphylaxis.