Frequent question: Does flaxseed increase cancer risk?

Can Flaxseeds cause cancer?

One meta-analysis included in that publication reviewed nine studies that revealed a possible association between flaxseed oil intake or high blood levels of alpha-linolenic acid and increased risk of prostate cancer.

Is flaxseed linked to breast cancer?

Some studies have shown that consuming 25 grams of flaxseed a day may reduce tumor growth in breast and prostate cancer. It can also reduce the body’s production of estrogen, so its benefits have been linked to breast cancer prevention.

What are the negative effects of flaxseed?

Side effects of flaxseed include:

  • allergic reactions.
  • diarrhea (oil)
  • intestinal obstruction.
  • bloating.
  • stomach ache.
  • constipation.
  • gas (flatulence)

Can flaxseed cause prostate cancer?

One research study indicated that alpha-linolenic acid, especially in very concentrated sources such as flaxseed oil, may actually increase the risk of prostate cancer.

How many flax seeds should I eat a day?

While there are no specific recommendations for flaxseed intake, 1-2 tablespoons a day is considered a healthy amount. One tablespoon of ground flaxseed contains 37 calories, 2 grams of polyunsaturated fat (includes the omega-3 fatty acids), 0.5 gram of monounsaturated fat and 2 grams of dietary fiber.

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How does flaxseed fight cancer?

Lignans increase antioxidant, anti-inflammatory and carcinogen-deactivating enzymes in cell studies. They also decrease growth and increase self-destruction of cancer cells. In studies with mice, lignans and flaxseed decrease cancer development and growth.

Is eating flaxseed everyday good for you?

Eating flaxseed daily may also help your cholesterol levels. The level of LDL or “bad” cholesterol in the bloodstream has been linked to an increased risk of heart disease, obesity, diabetes, and metabolic syndrome.

Does flaxseed increase estrogen?

In addition to the important omega-3 fatty acid ALA, flaxseed, NOT the oil, also contains phytoestrogens, which are plant chemicals called lignans. Phytoestrogens act like the hormone estrogen and may help protect against some kinds of cancer.

Is flaxseed good for estrogen positive breast cancer?

Studies have shown consistent, favorable outcomes in animals and humans treated with flaxseed, both for estrogen-positive and -negative tumors. Flaxseed meal appears to have better results than flax oil.

Who should not take flaxseed?

You should consult your doctor before using flaxseed oil if you have:

  • bleeding conditions.
  • bowel obstruction.
  • diabetes.
  • diarrhea (long-lasting or severe)
  • diverticulitis.
  • hypoglycemia.
  • inflammatory bowel disease.
  • low blood pressure.

Is flaxseed bad for kidneys?

Flaxseed oil, the most commonly used high risk supplement that contains phosphorus, was taken by 16 percent of patients with normal or mildly reduced kidney function. In addition, 1.3 percent of patients who were unaware they had moderate kidney impairment took flaxseed oil, which translates to 167,500 Americans.

What happens if you eat too much flaxseed?

The NCCIH add that consuming flaxseed with too little water can worsen constipation and may lead to an intestinal blockage. Also, too much flaxseed or flaxseed oil can cause diarrhea.

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Is flaxseed bad for men?

Flaxseed

What’s more, flaxseed is rich in omega-3 fatty acids, which may be linked to a decrease in testosterone as well ( 17 ). In one small study in 25 men with prostate cancer, supplementing with flaxseed and decreasing overall fat intake was shown to significantly reduce testosterone levels ( 18 ).