What is the Difference Between Probiotics and Antibiotics

The main difference between probiotics and antibiotics is that probiotics provide beneficial live microorganisms to support the natural balance of gut bacteria, while antibiotics target and kill or inhibit the growth of specific bacteria, causing an infection.

Probiotics and antibiotics are two distinct types of substances that have different mechanisms of action and effects on the body.

Key Areas Covered

1. What are Probiotics  
     – Definition, Facts, Purpose
2. What are Antibiotics 
     – Definition, Facts, Purpose
3. Similarities – Probiotics and Antibiotics
     – Outline of Common Features
4. Difference Between Probiotics and Antibiotics
     – Comparison of Key Differences

Key Terms

Antibiotics, Probiotics

Difference Between Probiotics and Antibiotics - Comparison Summary

What are Probiotics

Probiotics are live microorganisms, mainly bacteria or yeast that are beneficial to human health when ingested in appropriate quantities. The most commonly used bacteria species in probiotics are Lactobacillus and Bifidobacterium. Saccharomyces boulardii is a probiotic yeast. These microorganisms naturally reside in the human gut and are also found in various fermented foods like yogurt, kimchi, and kombucha. They are also available in the form of dietary supplements, which provide concentrated doses of beneficial bacteria. These supplements come in various forms, such as capsules, tablets, powders, or liquids.

Probiotics vs Antibiotics

Probiotics can produce beneficial compounds such as short-chain fatty acids, which provide energy to the colon cells and have anti-inflammatory properties. They also synthesize vitamins and other bioactive compounds.

Probiotics help in immune system modulation. They interact with the immune system, stimulating the production of immune cells and enhancing their activity. They can help regulate immune responses and reduce the risk of certain immune-related conditions. Moreover, probiotics can help alleviate symptoms of irritable bowel syndrome, inflammatory bowel disease, and antibiotic-associated diarrhea.

What are Antibiotics

Antibiotics are a type of medication used to treat bacterial infections. They inhibit the growth and reproduction of bacteria, thereby helping the body’s immune system to eliminate the infection. Antibiotics can be administered orally, applied to the skin, or injected intravenously, depending on the type and severity of the infection.

These medications work by targeting specific aspects of bacterial biology that are essential for their survival and reproduction. Antibiotics can interfere with bacterial cell wall synthesis, protein synthesis, DNA replication, or other vital metabolic processes. By disrupting these mechanisms, antibiotics effectively kill bacteria or inhibit their growth, allowing the body’s immune system to eliminate the infection more effectively.

Compare Probiotics and Antibiotics - What's the difference?

There are many classes of antibiotics, each with its own specific spectrum of activity against different types of bacteria. Examples of classes of antibiotics include penicillin, cephalosporins, tetracyclines, macrolides, and sulfonamides. The antibiotics chosen depend on factors such as the type of infection, the specific bacteria involved, and the patient’s individual circumstances.

Antibiotics can come as tablets, capsules, or liquids that you drink, creams, lotions, sprays, and drops, or as injections. The common side effects of antibiotics include feeling sick, bloating, indigestion, and diarrhea.

 Similarities Between Probiotics and Antibiotics

  • Probiotics and antibiotics have an impact on the microbiome.
  • Both have side effects.

Difference Between Probiotics and Antibiotics

Definition

Probiotics are beneficial live microorganisms, while antibiotics target and kill or inhibit the growth of specific bacteria causing an infection.

Impact on Microbiome

Probiotics have a positive influence on the microbiome, whereas antibiotics treat bacterial infections and disrupt the microbiome by killing both harmful and beneficial bacteria.

 Purpose

While probiotics are used to promote and maintain a healthy balance of microorganisms in the gut, antibiotics treat bacterial infections by eliminating harmful bacteria responsible for the infection.

Conclusion

Probiotics and antibiotics are two distinct types of substances that have different mechanisms of action and effects on the body. The main difference between probiotics and antibiotics is that probiotics are beneficial live microorganisms, while antibiotics target and kill or inhibit the growth of specific bacteria causing an infection.

Reference:

1. “Probiotics.” Cleveland Clinic.
2. “Antibiotics.” NHS.

Image Courtesy:

1. “Probiotics” (CC0) via Pixabay
2. “Antibiotic Card” (CC0) via Pixabay

About the Author: Hasini A

Hasini is a graduate of Applied Science with a strong background in forestry, environmental science, chemistry, and management science. She is an amateur photographer with a keen interest in exploring the wonders of nature and science.

Leave a Reply