Food Additives

Side Effects of Soy Lecithin

Many of you must have come across the term ‘soy lecithin’ on various food labels. It plays a crucial role as an antioxidant, flavor protector and an emulsifier. It breaks down fat into smaller particles and makes it easier to digest. Besides this, it provides a smooth texture and appearance to the final product. Currently, an array of research studies are being carried out on the benefits of soy lecithin on human health. But as every substance has a good and a bad side, soy lecithin also has certain side effects.

Side effects of Soy Lecithin include gastrointestinal problems, changes in weight, Skin Problems, low blood pressure, respiratory troubles, etc. In most cases, these side effects appear when it is taken in high dosage. It can cause abdominal cramps, diarrhea or loose stools, stomach pain, nausea, etc.

Side Effects of Soy Lecithin

Let’s get into the details of the adverse effects of soy lecithin:

Abdominal Issues

If consumed in excess amounts, soy lecithin may cause gastrointestinal problems, which include:

  • Abdominal cramps
  • Diarrhea or loose stools
  • Stomach pain
  • Nausea

Generally, these side effects of soy lecithin start appearing on digestive system when you take it in higher dosage.

Changes In Weight

Some individuals have experienced weight gain after the consumption of soy whereas, some have observed loss of body weight. Weight loss may be caused because soy lecithin suppresses the appetite and thus, it reduces food intake and entry of overall calories into the system. However, more studies are required to understand the impact of soy lecithin intake on body weight changes.

Skin Problems

Certain changes in the skin have been observed after the intake of soy lecithin. These changes include:

  • Skin Rashes
  • Redness of the skin
  • Itching
  • Hives

However, such problem may occur if an excess of soy lecithin has been consumed for a prolonged period of time.

Low Blood Pressure

Low blood pressure is as risky as high blood pressure. Such a condition may be a result of excess consumption of soy lecithin. Besides this, confusion, dizziness, lightheadedness, blurred vision, and headache are some other side effects of soy lecithin.

Respiratory System

Soy lecithin also has a negative impact on the respiratory health. Ill-effects include:

  • Wheezing
  • Sneezing
  • Runny nose
  • Swelling of the throat

A study found that soy lecithin supplementation in asthma patients increased oxidative stress in the lungs. It further raised the activity of inflammatory mediators, which further worsens the condition. (1)

Soy Lecithin Concerns

Soy lecithin is extracted from soy oil, which is mostly genetically modified. Foods that are genetically modified are associated with health risks. It may cause:

  • Poor immunity
  • Infertility issues
  • Premature aging
  • Improper insulin regulation

Because soy lecithin is genetically modified, it may be unfit for human consumption.  Genetically modified soy lecithin is more dangerous to our health.

Note: Do not consume soy lecithin when pregnant or breastfeeding. Consult your doctor before using it.

More About Lecithin
Health Benefits of Soy Lecithin
Health Benefits of Sunflower Lecithin

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