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littlemissmartypants

(22,573 posts)
Tue Nov 3, 2020, 06:34 PM Nov 2020

New way of cooking rice removes arsenic and retains mineral nutrients, study shows

New way of cooking rice removes arsenic and retains mineral nutrients, study shows
by University of Sheffield



Cooking rice in a certain way removes over 50 percent of the naturally occurring arsenic in brown rice, and 74 percent in white rice, according to new research.
A new paper, released today in Science of the Total Environment shows that cooking rice in a certain way removes over 50 percent of the naturally occurring arsenic in brown rice, and 74 percent in white rice. Importantly, this new method does not reduce micronutrients in the rice.

Following previous research from the University of Sheffield that found half of the rice consumed in the UK exceeded European Commission regulations for levels of arsenic in rice meant for the consumption for infants or young children. This new study tested different ways to cook rice to try and reduce the arsenic content and the team from the Institute for Sustainable Food found that by using a home-friendly way of cooking rice, the "parboiling with absorption method" (PBA), most of the arsenic was removed, while keeping most nutrients in the cooked rice.

The PBA method involves parboiling the rice in pre-boiled water for five minutes before draining and refreshing the water, then cooking it on a lower heat to absorb all the water.

Arsenic, which is classified as a Group 1 carcinogen by the International Agency for Research on Cancer, is water-soluble—so it accumulates in rice, which is grown in flooded fields more than other cereals. Arsenic exposure affects almost every organ in the body and can cause skin lesions, cancer, diabetes and lung diseases.
Rice is known to accumulate around ten times as much arsenic as other cereals. In rice grains arsenic is concentrated in the outer bran layer surrounding the endosperm. This means that brown rice, (unmilled or unpolished rice that retains its bran) contains more arsenic than white rice. This milling process removes arsenic from white rice but also removes 75-90% of its nutrients.

More at the link.


https://phys.org/news/2020-11-cooking-rice-arsenic-retains-mineral.html

❤lmsp

8 replies = new reply since forum marked as read
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New way of cooking rice removes arsenic and retains mineral nutrients, study shows (Original Post) littlemissmartypants Nov 2020 OP
WHAT!? Rice has arsenic at those levels! Never knew that. Pobeka Nov 2020 #1
Isn't it amazing? I love rice. Sometimes it's all I want to eat. littlemissmartypants Nov 2020 #3
Okay. How much arsenic is in the rice? PoindexterOglethorpe Nov 2020 #2
From what I have read the rice from Louisiana and Texas has the most arsenic. mitch96 Nov 2020 #4
Ty, LMSP SheltieLover May 2021 #5
You're welcome. ❤ littlemissmartypants May 2021 #6
😊 SheltieLover May 2021 #7
Arsenic acid used as a cotton defoliant murpheeslaw May 2021 #8

Pobeka

(4,999 posts)
1. WHAT!? Rice has arsenic at those levels! Never knew that.
Tue Nov 3, 2020, 07:17 PM
Nov 2020

We eat a lot of asian, and thus rice. I have to look at this closely.

Thank you!

littlemissmartypants

(22,573 posts)
3. Isn't it amazing? I love rice. Sometimes it's all I want to eat.
Tue Nov 3, 2020, 07:34 PM
Nov 2020

Rice and salted butter. My rescue dog even loves it. I'm going to be more careful with it, especially feeding it to her. She's only 4 pounds. It would be easy to poison her.

I'm glad you found this helpful, Pobeka.

❤lmsp

PoindexterOglethorpe

(25,816 posts)
2. Okay. How much arsenic is in the rice?
Tue Nov 3, 2020, 07:29 PM
Nov 2020

Surely we'd have noticed by now if people who eat a lot of rice are dropping dead from arsenic poisoning? Or even getting real sick from it?

To me, this is yet another OMG! EVERYTHING IS DANGEROUS! things.

mitch96

(13,870 posts)
4. From what I have read the rice from Louisiana and Texas has the most arsenic.
Tue Nov 3, 2020, 08:59 PM
Nov 2020

Something about all the pollution from wells and such got into the ground water. California has arsenic but low amounts and rice from south asia has none. India, Indonesian thailand etc. I like the long grain basmati brown from Thailand. I cook it like pasta till a bit al dente, drain any remaining water, put it back in the pot covered and let it sit for 10 min. Comes out perfect every time.. YMMV
m

murpheeslaw

(110 posts)
8. Arsenic acid used as a cotton defoliant
Mon May 31, 2021, 06:15 PM
May 2021

Prior to Harvest. A lot of cotton was and is grown in TX. So it is probably leaching into streams and aquifers with every rain event.

Now days they use roundup.

“Arsenic acid first was sold as a cotton desiccant in 1956. It was the major cotton desiccant for more than 30 years, because it was effective and inexpensive”

[link:https://www.cotton.org/foundation/upload/Cotton-Harvest-Management_Chapter1.pdf|]

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