Helder 2 scalp / hair protocol — 20 cm · 10 min per session · Head mode

DeviceHelder 2 (AriHelder)
Distance20 cm
ModeHead mode · half power
Duration10 min per session
FrequencyDaily or 5× / week
Wavelengths631 nm red · 856 nm NIR
✓ OHSP Verified Verified output: 10.47W total — NIR 9,242 mW + Red 1,228 mW. Independent integrating sphere measurement →

How to position the device

Attach to the arm mount. Position 20cm above the scalp. Target the areas of concern — crown for vertex thinning, temples for frontal recession. Use head mode.

1

Set up the device

Attach to the arm mount. Position 20cm above the scalp. Target the areas of concern — crown for vertex thinning, temples for frontal recession. Use head mode.

2

Select head mode

Set to head mode, half power. Output: approximately 5.2W. Head mode is mandatory for all scalp and transcranial applications.

3

Run the session

Hold position for 10 minutes. Wear eye protection. Repeat daily or 5 times per week consistently over 12+ weeks for hair growth outcomes.

Session guidance

Scalp and hair protocols require long-term consistency — 12–24 weeks of daily sessions is the standard timeframe for measurable hair growth outcomes in PBM research. Daily 10-minute sessions are the unit.

Safety & contraindications Head mode only. Always wear eye protection. Do not use over scalp infections or open scalp wounds.

Frequently asked questions

Head mode only — half power. This is mandatory for all scalp protocols.
10 minutes in head mode, daily. Long-term consistency (12+ weeks) is required for hair growth outcomes.
20cm above the head.
Hair growth protocols typically show measurable results at 12–24 weeks of consistent daily use.