The Wellness Center Modality Guide: What 12 Treatments Actually Do (and What the Evidence Says)

I spent ten years as an analytical chemist before launching BestDosage, and the most common question I get from people who are new to wellness centers is some version of: "There are ten things on this menu — how do I know what's actually worth trying?" This guide is my answer.

Below I cover 12 treatments you will find at wellness centers across the country: what each one does mechanistically, what the evidence actually says (graded honestly), what a session looks like in practice, what it costs, and who it is likely to be genuinely useful for. No sales pitch, no cherry-picked studies. Just an analytical take on the landscape.

Master Comparison Table

Use this table to compare treatments at a glance before reading the detailed sections.

Evidence grades: A = multiple well-designed RCTs with consistent results; B = some RCT support or strong observational evidence; C = primarily preclinical, mechanistic, or limited/inconsistent human data.

IV Therapy

IV therapy delivers vitamins, minerals, amino acids, and fluids directly into the bloodstream via intravenous catheter, bypassing the gut entirely. The core advantage is bioavailability — IV vitamin C, for example, achieves plasma levels 30–70x higher than oral supplementation at equivalent doses (PMID: 15068981). The evidence is strongest for specific clinical applications: documented deficiency correction, severe dehydration, and malabsorption conditions (Crohn's, celiac, post-bariatric surgery). For otherwise healthy individuals, the evidence for routine IV vitamin therapy is more limited. Myers Cocktail (B-complex, vitamin C, magnesium, calcium) has the most clinical trial support among common formulations (PMID: 19250611). A typical session runs 45 to 90 minutes in a recliner; a nurse inserts the IV and monitors throughout. Prices range from $150 (basic hydration) to $500+ (NAD+ or glutathione infusions). Best for: people with diagnosed deficiencies, malabsorption, chronic fatigue with documented nutritional gaps, or post-illness recovery. Find IV therapy centers near you.

Red Light Therapy

Red light therapy (also called photobiomodulation or low-level laser therapy) uses wavelengths in the 630–850 nm range to penetrate tissue and stimulate mitochondrial cytochrome c oxidase, increasing ATP production and reducing oxidative stress at the cellular level. The evidence base here is more solid than most people expect. Multiple RCTs support its use for wound healing (PMID: 24286480), skin health including collagen production and acne (PMID: 19134126), and muscle recovery in athletes (PMID: 26816922). Evidence grade B. Sessions are brief — 10 to 20 minutes under a panel or in a full-body bed — and non-invasive. No UV exposure, no heat. Prices are low relative to other modalities: $25 to $75 per session, with many wellness centers bundling it into membership packages. Best for: skin health goals, post-workout muscle recovery, wound healing support, and as a low-risk add-on to other protocols. Find red light therapy centers near you.

Cryotherapy

Whole-body cryotherapy (WBC) exposes the body to temperatures between -110°C and -140°C for 2 to 4 minutes inside a nitrogen-cooled chamber. The proposed mechanism involves cold-induced vasoconstriction and the anti-inflammatory cytokine response triggered by acute cold stress. The evidence is more mixed than cryotherapy's popular reputation suggests. A 2020 Cochrane review found insufficient evidence to support WBC over conventional cold water immersion for athletic recovery (PMID: 32602964). Individual studies do show reductions in perceived soreness and inflammatory markers, but effect sizes are modest. Evidence grade C for most wellness claims; the evidence for inflammatory arthritis management is somewhat stronger. Sessions are genuinely intense — three minutes in -120°C is not comfortable — but brief. Prices range from $40 to $100 per session. Best for: athletes wanting post-training recovery, individuals with inflammatory conditions seeking adjunctive therapy, or those who respond well to cold exposure generally. Find cryotherapy centers near you.

Hyperbaric Oxygen Therapy

Hyperbaric oxygen therapy (HBOT) involves breathing 100% oxygen at 1.5 to 3 atmospheres of pressure inside a pressurized chamber, increasing dissolved oxygen in plasma beyond what hemoglobin can carry. For FDA-approved indications — diabetic foot ulcers, radiation tissue injury, decompression sickness, carbon monoxide poisoning, osteomyelitis — the evidence is strong (evidence grade A). Off-label uses promoted by wellness centers — cognitive enhancement, anti-aging, long COVID recovery — have weaker and more inconsistent evidence (grade C). A 2020 Israeli RCT showed HBOT improved cerebral perfusion and cognitive function in healthy aging adults (PMID: 32939080), which generated significant media attention; replication in larger independent trials is pending. Sessions are 60 to 90 minutes. Prices run $150 to $400. Best for: post-surgical healing, wound care, radiation injury recovery, or as part of a physician-supervised longevity protocol. Find hyperbaric oxygen centers near you.

Infrared Sauna

Infrared saunas heat the body directly using infrared light wavelengths (near, mid, and far) rather than heating the ambient air like a traditional Finnish sauna. Core temperatures rise as with conventional sauna use, but at lower air temperatures (50–60°C vs 80–100°C), which some users find more tolerable. The evidence for sauna use generally is among the more robust of any wellness modality. Finnish cohort studies have linked regular sauna use (4–7 sessions per week) with significantly reduced cardiovascular mortality (PMID: 25705824). Smaller RCTs support benefits for chronic pain, fibromyalgia, and congestive heart failure. Whether infrared-specific benefits differ meaningfully from conventional sauna effects is not yet settled. Evidence grade B. Sessions are 30 to 45 minutes. Prices range from $30 to $65. Best for: chronic musculoskeletal pain, cardiovascular support, stress reduction, and those who find conventional sauna heat too intense. Find infrared sauna centers near you.

Float Therapy

Float therapy (also called sensory deprivation or REST — Restricted Environmental Stimulation Therapy) involves floating in a pod or room containing 10 inches of water saturated with about 800 lbs of Epsom salt (magnesium sulfate), creating buoyancy that makes the body fully effortless to support. Water and air temperature are kept at skin temperature (~93.5°F), minimizing sensory input. The evidence base has grown meaningfully in recent years. A 2018 clinical trial showed significant reductions in anxiety, stress, depression, and chronic pain after float therapy (PMID: 29428665). A study in athletes found improved recovery markers and reduced perceived fatigue. Evidence grade B for anxiety, stress, and chronic pain applications. Sessions are typically 60 to 90 minutes. Prices range from $65 to $120. Best for: anxiety, chronic pain, stress, sleep optimization, and athletes seeking a deeper recovery modality. Find float therapy centers near you.

NAD+ Therapy

NAD+ (nicotinamide adenine dinucleotide) is a coenzyme involved in cellular energy metabolism, DNA repair, and sirtuin activation. NAD+ levels decline significantly with age. IV NAD+ therapy delivers the coenzyme directly to the bloodstream; oral precursors (NMN, NR) are less bioavailable but substantially less expensive. The evidence base is compelling in animal models — boosting NAD+ in mice extends lifespan and improves metabolic markers (PMID: 27127236) — but human RCT data remains thin. A 2023 pilot study confirmed that IV NAD+ raises whole blood NAD+ levels meaningfully (PMID: 36950003), but whether this produces measurable clinical benefits in healthy humans is not yet established. Evidence grade C. Sessions require 2 to 4 hours because NAD+ must be infused slowly; rapid infusion causes chest tightness, nausea, and cramping. Prices are the highest of any modality: $500 to $1,500 per session. Best for: longevity-focused individuals comfortable with experimental protocols, and — with physician oversight — addiction recovery support where the evidence is somewhat stronger. Find NAD+ therapy centers near you.

Ozone Therapy

Ozone therapy uses medical-grade ozone (O₃) administered via various routes — most commonly major autohemotherapy (blood drawn, ozonated, re-infused), rectal insufflation, or ozone saunas — to create a controlled oxidative stimulus that proponents claim modulates immune function, improves oxygen utilization, and has antimicrobial properties. The mechanism is real: ozone does trigger oxidative signaling that activates antioxidant pathways (the Nrf2 pathway). The clinical evidence is more mixed. European medical literature — particularly German and Italian — is more favorable than U.S. literature. A Cochrane review found insufficient evidence for ozone therapy in dental caries (PMID: 15846637). For chronic pain and inflammatory conditions, some RCTs show benefit but study quality varies. Evidence grade C. The FDA has taken a cautious regulatory stance on systemic ozone administration. Sessions run 20 to 60 minutes. Prices range from $100 to $300. Best for: individuals working with an integrative physician who has experience with ozone protocols, as part of a broader chronic disease management approach. Exercise caution with unlicensed providers. Find integrative wellness centers near you.

Compression Therapy

Pneumatic compression therapy uses inflatable sleeves that wrap the limbs (most commonly legs, but also arms and hips) and inflate in sequential, graduated patterns to mechanically accelerate venous blood return and lymphatic drainage. Devices like NormaTec and RecoveryPump have become standard in professional and elite amateur athletics. The clinical evidence is solid: a meta-analysis of 23 studies found significant reductions in delayed-onset muscle soreness (DOMS) and accelerated recovery of strength following compression therapy versus control (PMID: 31627109). The evidence for lymphedema management is also well-established. Evidence grade B. Sessions are 20 to 45 minutes of passive treatment — you sit in a chair while the device cycles. Prices range from $30 to $75. Best for: athletes with heavy training loads, post-surgical swelling reduction, lymphedema management, and individuals with poor lower-limb circulation. One of the most evidence-consistent modalities per dollar on this list. Find wellness centers with compression therapy near you.

Cold Plunge

Cold plunge involves immersing the body (full or partial) in cold water, typically 50–59°F (10–15°C), for 2 to 10 minutes. Unlike whole-body cryotherapy, cold water immersion transfers heat from the body approximately 25x faster than cold air, producing a more significant physiological cold stress. The evidence is reasonably robust for specific applications. CWI reduces markers of exercise-induced muscle damage and inflammatory cytokines (PMID: 22433171). Studies show acute increases in norepinephrine (up to 300%) and dopamine (up to 250%) following cold exposure, which correlates with the mood-elevating effects users report (PMID: 10444066). Evidence grade B for recovery and mood applications. The important caution: there is evidence that CWI immediately post-strength training may blunt hypertrophy adaptations (PMID: 25683775). If you are training for muscle growth, time cold plunges appropriately. Sessions are 2 to 10 minutes. Prices are $20 to $50. Best for: athletes needing recovery, mood and energy regulation, stress resilience protocols, and those building cold adaptation. Find cold plunge facilities near you.

PEMF Therapy

Pulsed electromagnetic field (PEMF) therapy delivers low-frequency electromagnetic pulses through a mat, pad, or ring applicator, inducing weak electrical currents in tissue that are proposed to stimulate cellular repair, reduce inflammation, and improve circulation. The most solid evidence base is for bone healing: the FDA has cleared PEMF devices for non-union fractures and post-spinal fusion surgery. A 2009 meta-analysis confirmed significant fracture healing benefits in non-union fractures (PMID: 19009501). For chronic pain — osteoarthritis, fibromyalgia, back pain — multiple RCTs show modest but meaningful benefit (PMID: 23811057). Evidence grade B for bone and pain applications; grade C for broader anti-aging or energy claims. Sessions run 20 to 60 minutes of passive treatment. Prices range from $40 to $150. Best for: individuals with joint pain, post-fracture recovery, osteoporosis management as an adjunct, and those with chronic musculoskeletal conditions who have not found adequate relief from conventional approaches. Find PEMF therapy centers near you.

Neurofeedback

Neurofeedback is a form of biofeedback that trains brainwave patterns in real time. EEG sensors on the scalp record electrical brain activity; software processes the signal and provides immediate audio or visual feedback, allowing the subject to learn — often without conscious effort — to shift brainwave patterns toward targets associated with improved function. The most established clinical application is ADHD: a 2009 meta-analysis found neurofeedback produced effect sizes comparable to medication for inattention and impulsivity (PMID: 19715181), though critics note methodological limitations and placebo controls are difficult. Evidence for anxiety, sleep, and PTSD is growing. Evidence grade B for ADHD and anxiety (with the caveat that protocol and operator quality matter significantly). Sessions are 30 to 60 minutes, and meaningful benefit typically requires 20 to 40 sessions — this is not a single-session intervention. Prices range from $100 to $250 per session. Best for: ADHD (pediatric and adult), anxiety disorders, sleep disturbances, and performance optimization in high-demand professionals and athletes. Always work with a certified practitioner (BCIA certification is the standard). Find neurofeedback practitioners near you.

How to Choose the Right Modality

The question I get most often is: "Where should I start?" My practical answer depends on what you are trying to accomplish:

• Best evidence per dollar: Compression therapy, red light therapy, and cold plunge. Low cost, solid evidence, low risk. Good starting points.
• Chronic pain: Infrared sauna, PEMF, float therapy, and cold plunge are all reasonable evidence-supported options. Try infrared sauna first — it is well-tolerated and has the most consistent pain literature.
• Athletic recovery: Cold plunge, compression therapy, and float therapy. Stack them if budget allows.
• Anxiety and stress: Float therapy and neurofeedback have the strongest evidence for anxiety specifically. Infrared sauna and cold plunge also have mood benefits.
• Longevity and biohacking: NAD+ therapy, hyperbaric oxygen, and PEMF are where most longevity-focused protocols concentrate. All three carry higher price tags and more variable evidence — approach with appropriate expectations.
• Before trying anything: Talk to a functional medicine physician or integrative medicine specialist who can assess your baseline, identify actual deficiencies or imbalances, and help you prioritize. The most common mistake I see is people spending $500 on NAD+ IV therapy when a basic nutrient panel would reveal they have a $30-per-month magnesium deficiency driving most of their symptoms.

Use our Wellness Match Quiz to get personalized recommendations, or search for providers by modality in your area.