Terapi Cahaya Biru-Merah: Panduan Lengkap
Blue-red light therapy is a non-invasive, rawatan bebas dadah yang menggunakan dua panjang gelombang cahaya khusus untuk menyasarkan masalah kulit dan kesihatan. Ia digunakan dalam dermatologi, spa, dan peranti di rumah untuk jerawat, anti penuaan, penyembuhan luka, dan keradangan.
Bagaimana ia berfungsi
1. Cahaya biru (415–450nm) goes into the surface layers of the skin (1–2mm) and targets the oil glands and bacteria.
Key benefits:
It kills the bacteria that cause acne (P. jerawat).
It can also reduce excess sebum (minyak) pengeluaran.
The FDA has approved it for mild to moderate acne.
2. Lampu Merah (630–660nm)Menembusi lebih dalam (5–10mm)Stimulates cellular repair & kolagen.
Key benefits:
It boosts collagen and elastin (which help with anti-aging).
It also reduces inflammation and redness (rosacea, parut jerawat).
It also speeds up wound healing, whether from burns, cuts or other procedures.
Why combine them?
Untuk jerawat: Biru membunuh bakteria, while red reduces redness and scarring.
Belajar: Combining the two treatments improved acne 77% berbanding dengan 50% with blue alone (Jurnal Terapi Kosmetik dan Laser).
For ageing skin:
Red smooths wrinkles and blue prevents spots.
For healing after treatment:
Biru menghalang jangkitan, while red speeds recovery (cth., after peels/laser).
How it’s delivered1. Professional treatmentsDermatology clinics (FDA-approved devices like Omnilux, LightStim).
Medical spas (often combined with facials or peels).
2. At-home devicesMasks (cth., Badan Semasa, Dr. Dennis Gross SpectraLite).
Handheld wands (cth., Foreo UFO 3).
Panel (cth., Panel Terapi Lampu Merah Merican M1).
Proven Uses
Condition Blue Light Red Light Combo
Acne ✅ 🟡 (Redness) ✅✅
Wrinkles ❌ ✅ ✅
Rosacea ❌ ✅ ✅
Wound Healing ❌ ✅ 🟡
Hair Growth ❌ ✅ ❌
How Long Until Results?
Jerawat: 4–8 minggu (3–5 sessions/week).
Anti-Penuaan: 8–12 minggu (penggunaan yang konsisten).
Pain/Inflammation: 2–4 minggu (daily use).
Who should avoid it?
If you have porphyria or lupus, you may be more sensitive to blue light.
If you are taking photosensitising medication (cth. Accutane, doxycycline).
Women who are pregnant should also avoid it, although there is limited research on this.
Here are some tips to get the best results:Pertama, cleanse your skin (tiada solek atau pelindung matahari).
Use red light after blue light (this makes the skin heal more quickly).
Moisturise after (RLT boosts product absorption).
You can also combine it with other skincare products (cth., vitamin C for anti-aging, niacinamide for acne).
The bottom line
Blue-red light therapy works for acne, ageing and healing, but only if you use it regularly and make sure that the device is good quality. For severe cases, combine with professional treatments (cth. lasers or peels).
