10 Major Side Effects Of Eating Too Much Spinach

Spinach is a green leafy vegetable which is also known as a super food because of the various vitamins, minerals and phytonutrients present in it. Because of the presence of these compounds, spinach is very beneficial for our health and there are also some beauty benefits associated with it. Although spinach is good for our health, skin, and hair but there are also some side effects of eating too much spinach, and this article we will know about these side effects in details.

Side Effects of Eating Too Much Spinach

Side Effects of Eating Too Much Spinach

(1) Can Hinder Absorption of Minerals

Spinach is good for our all health because of the number of nutrients present in it. However, eating too much spinach can interfere with our body’s ability to absorb some vital nutrients like calcium, magnesium, zinc etc. This side effect of spinach is because of the presence of oxalate in spinach.

Generally oxalate, get excreted out from our body in the form of stool and urine but the too high level of oxalates can bind with these nutrients like zinc, calcium etc. and then it becomes difficult for our body to absorb these nutrients. This side effect of spinach can cause mineral deficiency which can give rise to serious health complications in our body.

(2) Can Cause Stomach Disorders Like Abdominal Pain, Stomach Cramping, Bloating Etc.

We can get around 6 grams of dietary fibers just by eating a cup of cooked spinach and this makes spinach an excellent source of dietary fibers. Dietary fibers play a very important role in keeping our digestive system healthy as it helps in the excretion of waste out of the body and also helps us feel fuller faster and for a long time, and thus helps in weight management.

However, too much of dietary fibers can have very adverse effect on our digestive health and give rise to various stomach disorders like  bloating, stomach cramps, intestinal gas and even constipation. Because of this reason, it is always advisable to eat spinach in moderate quantity, like a regular human and not like Popeye, the sailor man.

(3) Can Cause Diarrhea

Eating spinach is moderate quantity is good for our digestive system and in the same way, eating spinach in excess can cause havoc to our digestive system and give rise to various stomach disorders like constipation, stomach pain, abdominal cramping, bloating, intestinal gas etc. In some cases, gastrointestinal distress can get worse giving rise to mild to moderate diarrhea, along with fever and abdominal pain.

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(4) Can Give Rise To Anemia

Spinach is a good source of iron and can increase the hemoglobin level in our blood and provide relief from the iron deficiency which can otherwise  cause anemia. However, it is important to note that this benefit of spinach is applicable only when spinach is consumed in moderation. This is because along with iron, it is also a good source of dietary fibers and having excess dietary fibers in our system can decrease our body’s ability to absorb iron and other nutrients, and can thus cause anemia.

 (5) Development of Kidney Stones

Eating spinach in excessive quantity is not good for our kidneys because of the risk of development of kidney stones. This is because spinach is high in purines which can get converted to uric acid ( when consumed in excess). This uric acid can increase the calcium level in our kidneys and develop kidney stones. Spinach is also high in oxalic acid or oxalates that can react with calcium present in our food to form calcium oxalate, which is an another compound responsible for causing kidney stones.

(6) Can Worsen The Conditions Of Gouts

Eating too much spinach can be very bad for individuals that are prone to diseases like gouty arthritis. This is because, spinach is high in purines which can increase the uric acid level in our body and can thus  worsen the condition of gouts by giving rise to  serious joint pain, inflammation, and swelling.

Suggested Read:- 9 Major Side Effects of Eating Too Much Thyme 

(7) Can Give Rise to Teeth Coarseness

Eating too much spinach can make our teeth gritty because of the presence of oxalic acid in it. The oxalic acid  forms small crystals that don’t dissolve in water and can make our teeth harsh. This is just a temporary side effect and can be taken care easily by regular brushing of teeth.

(8) Can Cause Allergic Reactions In Some Individuals

Spinach contains histamine and Immunoglobulin E (IgE), and these compounds can cause minor allergic reactions in some individuals.

(9) Raw Spinach May Cause Toxic Reactions

As per some reports,  raw spinach leaves could cause toxic reactions like food poisoning which can even result in death. This toxicity of spinach is mainly because of the contamination of spinach by E. Coli, organic fertilizers, pesticides, unhygienic irrigation water etc.

Because of the toxicity associated with raw spinach, it is advisable to thoroughly wash spinach ( same goes with other leafy vegetables) thoroughly under fresh running water ( it will be better to do it  twice ).

Suggested Read:- 11 Major Side Effects of Eating Too Many Beetroots

(10) Can Interfere With Anticoagulants

Spinach is an excellent source of vitamin K which plays a very important role in blood clotting. However, this benefit of spinach K could be a side effect for individuals who are taking anticoagulants ( a substance that reduces body’s ability to form blood clots) like warfarin because vitamin K might react with these anticoagulants and hamper their performance.





The information contained in the post is for general purpose only and shouldn’t be considered as a medical advice or as an alternative to medical advice. Although I’ve tried my best to keep the information contained in this post as accurate and updated as possible, but I make no guarantee of the accurateness of the same.


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