Is weight loss with functional foods effective? – Will health be affected?

10/03/2025

In the list of best-selling functional foods for women from 2016 to present, the weight loss support product line is always in the Top 5. But a big question is: Is weight loss with functional foods really effective? Is the health of users affected? The analysis below will give you a clearer view!

To know whether functional foods are effective in weight loss for users or not, let's first learn about their "working principles"!

I. How do weight loss supplements affect the body?

3 main mechanisms of action of functional foods supporting weight loss: Acting as a fat blocker, suppressing appetite, increasing metabolism. Specifically:

1. Weight loss supplements act as fat blockers

Simply put: This line of functional foods helps the body limit absorption of substances and reduce fat. In the ingredients of this type of weight loss product, there are often some special supplements. They are often extracted from shellfish such as shrimp and crab, called Chitosan.

Once in the body, Chitosan will bind to the tissues contained in food and keep them from being absorbed by the body.

weight loss with functional foods

2. Suppresses the body's appetite

If you want to lose weight, you need to limit your eating → The “mission” of these products is to reduce your body’s appetite. You can lose weight with this functional food!

Currently, there are 2 most common mechanisms that bring a feeling of fullness to the body from weight loss supplements:

→ Appetite is suppressed by manipulating compounds and hormones in the body to “trick” the brain into feeling full. The substance that helps the body feel full is called Noradrenergic (similar to Amphetamine).

→ Triggers a feeling of fullness and happiness, thereby making the body feel no need to eat more. This group of dietary supplements works by operating the Serotonin reabsorption mechanism.

3. Helps the body increase metabolism

In addition to eating less, exercising more is also a way to lose weight that everyone knows. Therefore, nowadays, there are also many product lines that support weight loss by increasing the body's energy metabolism rate.

One of the most common ingredients used in weight loss supplements is Caffeine. When the body is stimulated by Caffeine, it releases Hormones into the bloodstream that speed up metabolism.

weight loss with functional foods

⇒ With the above operating principles, we can initially assess that: Weight loss with functional foods can be effective!

II. Weight loss with functional foods – Is it really effective? Safe?

Can dietary supplements help with weight loss?

Is weight loss with functional foods effective? → The answer is YES! On the packaging of functional foods to support weight loss, it is written "low in calories" so some experts often recommend using them between meals to replace other high-calorie foods.

Not only that, the ingredients of weight loss products often include ingredients such as:

  • Legumes
  • Oatmeal
  • Flaxseed
  • Vegetables: tomatoes, cauliflower

The above foods are all considered low in calories, fattening, and good for health.

In addition, functional foods that support weight loss also help reduce appetite and burn energy quickly, so they can help you lose weight effectively!

Is it good to drink dietary supplements to lose weight?

Safety assessment of weight loss with dietary supplements

Besides the effectiveness, the safety of weight loss with functional foods is also a big “question mark” for users. So are they really safe? Many experts warn that: Functional foods supporting weight loss can cause serious effects for users, such as:

→ Can cause symptoms such as: stomach pain, digestive disorders

→ Some cause heart-stopping thrills.

→ Causes bodily dysfunction due to sudden weight loss

Anyone with heart, hormone or digestive problems should consider carefully before deciding to use weight loss products.

The US Food and Drug Administration (FDA) has also issued a warning: You can unintentionally harm your own health if you use "fake" weight loss supplements or abuse them.

Is taking dietary supplements harmful?

III. Advice from someone who has SUCCESSFULLY lost weight with functional foods!

Dietary supplements for weight loss are not “miracle drugs” that are 100% effective. So how can you lose weight successfully while still maintaining your health? Here is advice from people who have successfully lost weight with dietary supplements:

First, “read the instructions carefully before use”. Carefully study the ingredients, quality, and specific weight loss plan for the product.

Second, have a healthy diet. A weight loss menu can be low in calories, but the diet must still ensure adequate nutrition. Absolutely do not skip meals or eat at irregular times.

Third, combine with appropriate exercise. Even when using dietary supplements, you still need to exercise regularly. The simplest form of exercise: Walking, doing light exercises...

Hopefully the information about weight loss with functional foods above will be useful for those who are looking for a way to improve their weight problem. Remember to regularly follow Ecoach's Website to update more interesting medical knowledge!