12 Benefits Side Effects of Brazil Nuts

The advantages of Brazil nuts may persuade you to prefer them over other nuts. These nuts are high in selenium, a trace mineral that is important for a variety of body activities. The Brazil nut tree, which grows in the Brazilian Amazon rainforest, provides these nuts. Castanhal-do-pará is another name for them (Chestnuts of Para). Brazilian nuts can improve immunity, thyroid health, and overall health in a variety of ways. The advantages of Brazil nuts, as well as their nutritional profile and adverse effects, are discussed in this article. Continue reading.

What Are The Benefits Of Brazil Nuts?

The selenium content of Brazil nuts is the most essential feature. 544 micrograms of selenium are found in one ounce of Brazil nuts (about six nuts), which is nearly ten times the RDA (55 micrograms). Selenium binds to proteins in your body to generate selenoproteins, which are thought to help with thyroid function and immunity.

brazil nut benefits side effects

Selenium also helps the body to fight inflammation. It participates in antioxidant activity and aids in the prevention of free radical damage. We’ve got a few more.

What Are The Health Benefits Of Brazil Nuts?

1. Can Aid in the Prevention of Heart Disease

Calcium, potassium, and magnesium are all found in Brazil nuts. These three minerals aid in blood pressure control. Furthermore, the soluble fiber in nuts can aid in the reduction of LDL cholesterol levels. Brazil nuts’ antioxidants protect against free radical damage and minimize the incidence of heart disease.

Another study found that a single serving of Brazil nuts can enhance lipid profiles in healthy participants in a short amount of time.

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2. Brazil Nuts Could Help Cancer Patients

The selenium included in Brazil nuts can help to lower cancer risk and enhance treatment outcomes.

The anticancer and antimutagenic effects of ellagic acid in nuts have been discovered.

Toxic quantities of mercury or other heavy metals in the body can also trigger some types of cancer.

The National Foundation for Cancer Research even suggests that selenium found in Brazil nuts can aid in the treatment of cancer.

3. Brazil Nuts Are Good For Your Brain

brazil nut promotes brain health

In one study, older people who ate just one Brazil nut each day for six months improved their linguistic and spatial ability. The selenium in nuts increases antioxidant activity and protects the brain from harm. The anti-inflammatory properties of ellagic acid in nuts can protect the brain.

Selenium can also improve mood and aid in the prevention of depression. Serotonin levels have been proven to rise as a result of the mineral, resulting in a better mood (14).

4. Increase Immunity

Selenium in nuts delivers instructions from various immune cells, allowing the appropriate immune response to be coordinated. This may not be as effective without selenium.

Zinc, another element found in Brazil nuts, enhances immunity and kills infections.

5. Digestion Assistance

Both soluble and insoluble fiber can be found in Brazil nuts. Water draws soluble fiber, which turns to gel and slows digestion. Insoluble fiber helps food travel through the stomach and intestines by adding weight to the stool.

6. Brazil Nuts are Beneficial to Sexual Health

Brazil nuts are good for your sexual health.

The nuts help with hormonal balance. Supplementing with selenium has been shown to boost sperm count and motility. These nuts may also aid in the treatment of erectile dysfunction.

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7. Assist in hair growth

Hair loss can be caused by a selenium deficiency. This is because the mineral aids in the digestion of the proteins essential for hair development.

That concludes the advantages of Brazil nuts. The nuts also include several additional nutrients that make them what they are. Let’s take a closer look at them right now.

8. Brazil Nuts Are Beneficial to Thyroid Health

Thyroid health is aided by Brazil nuts.

The thyroid gland has the highest concentration of selenium of any organ in the body. Selenium attaches to other molecules in the thyroid gland and aids in the production and usage of thyroid hormones. Thyroid problems have been linked to a lack of selenium in studies. Individuals with thyroid abnormalities may be able to improve their selenium intake by using Brazil nut supplements, according to research. This helps the thyroid function better.

Brazil nuts contain selenium, which may protect the body from antibodies that cause thyroid illness, although more research is needed to confirm this.

9. Defend Against Inflammation

brazil nut fight inflammation

Brazil nuts, like most other nuts, contain mono- and polyunsaturated fatty acids that aid to reduce inflammation.

The selenium in the nuts also aids in inflammation reduction. According to studies, consuming just one Brazil nut every day can help reduce inflammation. Brazil nuts, even in little amounts, were found to reduce long-term inflammation.

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10. Increase Your Testosterone Levels

There is a link between selenium, zinc, and testosterone, according to research. It was also shown that infertile men had low selenium levels.

11. Assist in Acne Treatment

The selenium in the nuts promotes skin suppleness and reduces irritation and redness. The mineral also aids in the synthesis of glutathione, which fights acne-causing free radicals.

12. Assist With Weight Loss

brazil nut promote weight loss

Weight loss is aided by Brazil nuts.

Brazil nuts are high in fiber, which helps you feel satisfied and avoid overeating. The nuts are also high in arginine, an amino acid that promotes higher energy expenditure and fat burning, which can help with weight loss.

Many metabolic functions rely on selenium, which is found in Brazil nuts. It maintains your metabolism running smoothly, allowing you to burn the most calories possible.


Brazil Nuts: Nutritional Profile

Selenium is abundant in Brazil nuts, making them one of the best sources. One nut has 96 mcg of vitamin, which is 175 percent of the recommended daily allowance. The nuts are also high in healthy fats, such as polyunsaturated fats, which have been linked to improved heart health.

How to Eat Brazil Nuts?

Brazil nuts are best eaten fresh or blanched, as this preserves their nutritious worth. They can, however, be roasted and salted like most nuts. You can eat them whole or crush them to use as a salad or dessert topper.

But, before you go ahead and eat a handful, you should be aware of the hazards linked with Brazil nuts.

Brazil Nuts Side Effects

1. Toxicity of Selenium

Because Brazil nuts are so high in selenium, eating too many of them can induce selenium poisoning, also known as selenosis. Diarrhea, brittle nails, a metallic taste in the mouth, hair loss, and coughing are all indications of this poisoning. A toxicity level of 5,000 micrograms of selenium (around 50 average-sized Brazil nuts) can cause respiratory issues, heart attacks, and kidney failure. Adults should consume no more than 400 micrograms of selenium per day.

2. May Cause Allergies

Brazil nuts can induce allergies in persons who are allergic to nuts. Vomiting and edema are two of the symptoms.


Brazil nuts, which are endemic to the Amazonian rainforest, are one of the most abundant sources of selenium. However, the advantages of Brazil nuts are not restricted to that. Brazil nuts assist increase thyroid, cardiovascular, and cognitive health in addition to addressing any dietary selenium shortage. They also promote the health of your skin and hair. Brazil nuts are also known to help reduce long-term inflammation due to their high level of mono- and polyunsaturated fatty acids. While you can eat them raw or blanched to gain the majority of the benefits, you should not consume more than three nuts each day to avoid negative effects.

 Frequently Asked Questions

1. How many brazil nuts can I eat in a day?

The selenium content of one nut is sufficient. However, no more than three nuts should be consumed per day.

2. Where can I purchase Brazil nuts?

Either online or from your nearest grocery store.


This article provides general information about the topic and is not to be taken as medical advice or as an alternative to medical advice, treatment, and/or diagnosis. Always consult with your doctor before trying out any of the remedies/recipes suggested in the blog post.

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