Major Research Findings

Several studies have shown that light therapy and laser therapy are effective treatments for acne, in addition to conventional medication. 20 , 42 , 17 These therapies have the advantage of being less likely to cause side effects and have a good chance of being effective compared to traditional methods. 42 Also, it is clear that different treatments are used depending on the severity of the acne. 110 For example, topical treatment may be effective for mild to moderate acne. 158 On the other hand, more aggressive treatments such as oral medication, light therapy, and laser therapy may be needed for severe acne. 131 Furthermore, the best way to treat acne varies depending on the patient’s age, skin type, and type of acne. 60

Treatment Summary

Studies 20 , 42 , 17 have shown that light therapy and laser therapy are effective treatments for acne. Also, study 110 suggests that different treatments are used depending on the severity of the acne. Study 158 shows that topical treatment may be effective for mild to moderate acne. On the other hand, study 131 suggests that more aggressive treatment may be needed for severe acne. Study 60 suggests that the best way to treat acne varies depending on the patient’s age, skin type, and type of acne.

Benefits and Risks

Benefits Summary

Light therapy and laser therapy for acne have the advantage of being less likely to cause side effects and have a good chance of being effective compared to traditional methods. 42 Also, these therapies have the advantage of being able to choose the right method depending on the patient’s age, skin type, and type of acne. 60

Risks Summary

While light therapy and laser therapy for acne are generally safe treatments, some patients may experience side effects such as skin redness, inflammation, and pigmentation. 42 Therefore, it is important to consult with your doctor before undergoing treatment and to understand the risks and benefits fully.

Comparison Between Studies

Similarities Between Studies

Many studies have shown that light therapy and laser therapy are effective treatments for acne in addition to conventional medication. 20 , 42 , 17 It is also a common understanding that it is important to choose the right treatment based on the severity of the acne. 110

Differences Between Studies

Because the treatments used, the types of acne targeted, and the patients’ characteristics differ between studies, there is some variation in the results. 60 For example, study 158 shows the effectiveness of topical treatment for mild to moderate acne, while study 131 suggests that more aggressive treatment is needed for severe acne.

Consistency and Contradictions in the Results

Multiple studies have shown that light therapy and laser therapy are effective treatments for acne, but the treatment effects and severity of side effects vary from study to study. 42 Therefore, it is important to consult with your doctor and choose the right treatment for your situation when actually undergoing these therapies.

Precautions for Practical Applications

The best way to treat acne varies depending on the patient’s age, skin type, and type of acne. 60 Therefore, you should not decide on a treatment method yourself. It is essential to consult a doctor and receive the right treatment.

Limitations of Current Research

Research on acne treatment methods is still insufficient. 92 In particular, more research is needed on the long-term effects and safety of light therapy and laser therapy. 42

Future Research Directions

Research on acne treatment methods needs to include larger studies involving more patients and long-term follow-up studies. 62 Also, research is needed to compare the treatment effects and side effects of different types of acne. 110

Conclusion

There are a variety of treatment options for acne, including conventional medication, light therapy, and laser therapy. 42 It is important to consult with your doctor to choose the right treatment for you.

Treatment List

The following treatments are used to treat acne.

• Topical therapy
• Oral medication
• Light therapy
• Laser therapy