About this treatment
Why mood and mental clarity are biological -- not just psychological
Depression, anxiety, brain fog, low energy, and poor focus are not character flaws or purely emotional states. They have measurable biological roots: neuroinflammation disrupting neurotransmitter signaling, mitochondrial dysfunction reducing the brain's energy supply, impaired cerebral blood flow starving neurons of oxygen and glucose, and dysregulated pathways involving serotonin, dopamine, and BDNF (brain-derived neurotrophic factor). Conventional treatment -- antidepressants, anxiolytics, stimulants -- targets these pathways chemically, with mixed results and significant side effects. Photobiomodulation (PBM) targets them at the cellular level. By delivering red and near-infrared light directly to brain tissue, PBM increases mitochondrial energy production in neurons, reduces neuroinflammation, improves cerebral microcirculation, and supports the neurotransmitter and growth factor signaling that governs mood and cognitive function.
Who this treatment helps
Symptoms that respond to light therapy
Low mood and depression
Anxiety and chronic stress
Brain fog and mental fatigue
Difficulty concentrating
Low energy and motivation
Memory problems
Mood changes related to hormones
Post-COVID cognitive symptoms
Depression alongside chronic pain
Mood not responding to medication
Clinical research
What the evidence shows
Systematic review and meta-analysis -- Frontiers in Psychiatry, 2024
A systematic review and meta-analysis of 11 randomized controlled trials published in Frontiers in Psychiatry -- drawing from ten databases covering research through 2023 -- found that photobiomodulation significantly alleviated depression symptoms (SMD = -0.55, 95% CI [-0.75, -0.35]). Subgroup analyses identified both transcranial and systemic PBM protocols producing meaningful results. Secondary outcomes also showed improvements in sleep quality alongside mood. Researchers concluded that PBM is an effective non-invasive neuromodulation technique for mood disorders.
Systematic review -- Ageing Research Reviews, 2023
A systematic review of 35 human studies on transcranial photobiomodulation and cognitive function, published in Ageing Research Reviews, found that 29 of 35 studies (82.9%) reported positive improvements in cognitive function following tPBM. All nine studies specifically examining participants with memory complaints, mild cognitive impairment, or dementia showed positive outcomes. Domains showing improvement included learning and memory, attention, executive function, language, and global cognitive function.
Double-blind randomized controlled trial -- BMC Psychiatry, 2025
A double-blind randomized controlled trial published in BMC Psychiatry evaluated transcranial PBM in patients experiencing anxiety and depression. The active tPBM group demonstrated statistically significant reductions in both anxiety and depression scores compared to the sham group, with researchers concluding that transcranial photobiomodulation is an effective adjunctive intervention for mood disorders.
Treatment approach
How light therapy supports mood and mental clarity
1
Reduces neuroinflammation
Chronic low-grade brain inflammation disrupts serotonin and dopamine synthesis, impairs memory consolidation, and contributes directly to depression and anxiety. PBM downregulates the inflammatory cytokines driving this state.
2
Restores brain energy
Neurons running on impaired mitochondria cannot maintain the energy-intensive signaling required for clear thinking and stable mood. PBM activates cytochrome c oxidase in brain cells, restoring the ATP production that cognitive and emotional function depends on.
3
Improves cerebral blood flow
Near-infrared light promotes nitric oxide release and vasodilation, increasing oxygen and glucose delivery to brain regions involved in mood regulation, attention, and executive function -- including the prefrontal cortex and limbic system.
4
Supports neurotransmitter pathways
Research shows PBM influences serotonin and dopamine signaling and increases BDNF -- brain-derived neurotrophic factor -- which promotes neurogenesis and neural plasticity, the biological basis of lasting mood improvement.
Patient outcomes
What patients in Eastern NC are experiencing
"My mood has improved and I have more energy. I've also noticed improvements in mental clarity as well as a decrease in my anxiety levels. I highly recommend Advantage Therapy Solutions for anyone looking to improve their overall health with non traditional methods of therapy."
-- S Smith, ATS patient - September 2023
Mood and mental clarity support in Greenville, NC
Advantage Therapy Solutions serves patients across Pitt County and Eastern North Carolina. A free consultation includes a full review of your symptoms, history, and what you have already tried -- so you leave with a clear plan for how light therapy can support your brain health.
Non-invasive - Drug-free - No side effects - Same-day appointments available