What is an ECA Stack and Why Should You Use it for Slimming

ECA stack is basically a combination of different tablets such as caffeine, aspirin, and ephedrine tablets. All of these tablets, when combined, are said to help you in weight loss. The stack can also boost your athletic performance.

But does it actually work or not? Let’s take a look at its effects, and if it is safe to take or not.

Ingredients Of ECA Stack For Slimming

Here is a brief description of each of the ingredients included in an ECA stack.


Caffeine works as a stimulant for your cardiovascular system and for the rest of the body as well. It is found in most of the things we consume every day. Taking a dose of caffeine can keep you alert and going throughout the day. You will feel less fatigued after taking caffeine.

But keep in mind that high doses of caffeine can also lead to side effects like anxiety, tremors, insomnia, high blood pressure, and elevated heart rate.


Buy Ephedrine is a useful medicine that has been used in the Chinese culture as traditional medicine for over centuries now.

When inside your bloodstream, ephedrine stimulates the release of norepinephrine in your body. This compound gets your body ready for the busy day ahead. This helps you make informed decisions in times of high stress.

But this compound can also lead to temporary rise in blood pressure and heart rate.


Aspirin actually works to relieve stress and pain in your body. As a part of ECA stack, aspirin works to prevent the norepinephrine levels from decreasing inside your body. Basically, it helps retain the effects produced by the other two tablets in the stack.

But long term use of aspirin can also lead to internal bleeding in your intestinal tract.

Effectiveness Of ECA Stacks For Slimming

Since ECA stack is used primarily for weight loss, clinical tests have been done to test its efficiency and effectiveness. Many trials have confirmed the effectiveness of ECA stack in both women and men of different ages.

Modified Ephedrine used in the stack has been shown to be more effective when combined with other tablets that are included in the stack. This is a perfect combination which has been shown effective helping people lose those extra pounds off their body.

However, the stack’s effectiveness in improving athletic performance has not been proved or effectively studied. Some small studies have shown a short term boost in athletic performance. More research is needed in this domain to confirm or deny the claims.

Is Ephedrine Safe?

The main component of ECA stacks is ephedrine. But is it safe to use?

Here are some of the side effects shown by the unsafe long term use of ephedrine.

  • Depression
  • Seizures
  • Heart attack
  • Death

These are the adverse and rare side effects of unsafe ephedrine usage. But when this compound is combined with caffeine such as in the stack, it has these side effects.

  • Hyperactivity
  • Vomiting
  • Anxiety
  • Nausea
  • Mood changes

These are the side effects of ephedrine when used in the ECA Stack.