Journal
Facials & Spa
What to expect from our facials and spa treatments, how they feel and how to pick the right one.

Can You Combine XERF with Botox, Filler, or Lasers?
Yes, XERF may be incorporated into a treatment plan with Botox or other neuromodulators, dermal fillers, biostimulatory injectables, lasers and selected ultrasound procedures. XERF uses noninvasive radiofrequency energy to heat tissue and support skin tightening, while neuromodulators address expression lines, fillers restore volume, and lasers may target pigmentation or texture. However, these treatments are not automatically safe to perform together or on the same day. Radiofrequency heating may affect certain existing fillers, and sequencing depends on the product, treatment area, settings and medical history. At Joanna Vargas in New York City, medically guided consultations help determine whether XERF belongs in a personalized approach to skin rejuvenation.
Read the article
XERF vs. Thermage vs. Ultherapy: How They Compare
XERF and Thermage use monopolar radiofrequency energy to heat tissue and support collagen remodeling, while Ultherapy uses microfocused ultrasound with visualization to target selected tissue depths. XERF uses dual-frequency RF technology (6.78 MHz and 2 MHz), while Thermage FLX uses a single RF frequency of approximately 6.78 MHz. Ultherapy can target specific depths, including 1.5, 3.0 and 4.5 mm, depending on the treatment area and protocol. All three are non-surgical options for selected skin-laxity concerns, but they differ in energy delivery, comfort, clinical evidence and treatment planning. No device is universally best; the right choice depends on your anatomy, skin laxity, goals and medical evaluation.
Read the article
Why the DEJ Holds the Secret to Younger Skin
The dermal-epidermal junction (DEJ) is the structural foundation where the epidermis meets the dermis, and its deterioration drives visible aging. Clinical biopsy data from a 63-year-old male patient treated with E-50 Skin Booster after microneedling showed a 17% increase in rete ridge density, 52% increase in epidermal thickness, and 61% increase in basal keratinocyte density, demonstrating that targeted exosome delivery can restore the DEJ architecture that gives skin its density and firmness.
Read the article
XERF Skin Tightening: The Dual-Frequency RF Treatment Everyone Is Asking About
XERF is a monopolar radiofrequency device that uses two frequencies, 6.78 MHz and 2 MHz, to deliver energy at multiple depths of the skin simultaneously for non-invasive skin tightening and rejuvenation. Unlike other RF devices that use one frequency and work on only one layer at a time, XERF's dual-frequency system allows deeper penetration through a single treatment tip, with energy exiting through a grounding pad placed elsewhere on the body.
Read the article
Why Mitochondrial Decline Is the Real Cause of Aging Skin
Aging skin, hair loss, and chronic inflammation share a root cause: mitochondrial decline. As we age, our cells produce less ATP, the energy currency required for repair and regeneration. Damaged mitochondria create more oxidative stress and slower healing. True skin regeneration requires restoring the cell's energy system, not just treating surface symptoms.
Read the article
Three Questions to Ask Before Choosing an Exosome Treatment
Before choosing an exosome treatment, evaluate three criteria: the source (species and cell type), purity (whether you're getting real exosomes or debris), and endogenous content (whether the vesicles contain growth factors, mRNA, and signaling molecules). Safety, compatibility, and regeneration depend on these factors.
Read the article
XERF vs. HIFU: Different Energy, Different Depth
XERF and HIFU are both non-invasive skin tightening technologies, but they use different energy types: XERF uses multifrequency monopolar radiofrequency while HIFU uses focused ultrasound. Provider materials often describe XERF as comfortable without topical anaesthetic, while HIFU protocols sometimes use numbing. Robust head-to-head data comparing pain, depth and outcomes remain limited, and device, protocol and patient factors all affect the experience and results.
Read the article
XERF vs. Morpheus8: Two Radiofrequency Devices Explained
XERF and Morpheus8 both use radiofrequency energy to treat skin, but they deliver it differently. Morpheus8 uses microneedles and is commonly considered for texture, scarring and laxity together. XERF uses a non-invasive surface applicator and is marketed for patients who prefer to avoid needles and want lower downtime. The better choice depends on the concern, your risk profile, and a qualified provider's assessment.
Read the article
How Many XERF Sessions Do You Actually Need?
The number of XERF sessions needed varies based on published studies and provider protocols. A recent small prospective study used two sessions four weeks apart, while other protocols may differ. The optimal number and interval are still being established, and a provider should customize any treatment course to the patient, the treatment area, and the available evidence.
Read the article
XERF vs. RF Microneedling: Which Treatment Is Right for You?
XERF delivers radiofrequency skin tightening without the microneedling component found in devices like Morpheus8 and Secret RF. The monopolar RF approach typically involves less discomfort, shorter recovery time, and no visible redness or flaking, though results last several months rather than being permanent. The choice depends on pain tolerance, downtime availability, and how aggressive a treatment you want.
Read the article
Exosome Treatments vs. Traditional Facials: What to Know
Exosome treatments use lab-derived vesicles containing signaling molecules to support cellular communication and skin renewal, while traditional facials rely on topical ingredients, manual techniques, and technologies like microdermabrasion or LED. The main difference lies in the technology: exosomes work at a deeper cellular level, while conventional facials focus on cleansing, exfoliation, hydration, and surface-level rejuvenation. Both have value depending on your skin goals, timeline, and investment level.
Read the article
What Is an Exosome Facial? Benefits, Results & How It Works
An exosome facial combines an exosome-containing topical formulation with a professional treatment such as microchanneling or microneedling. The Joanna Vargas Exosome Facial Facelift uses E50 exosome technology with controlled microchanneling across the face and neck. Early human studies report promising improvements in hydration, elasticity, wrinkles, pores, pigmentation and overall skin appearance, although research is still developing and results vary by product and protocol.
Read the article
Why You Should Never Do Extractions at Home
You should never do extractions at home, especially with metal tools. At-home extractions can cause scarring, discoloration, capillary damage, or drive bacteria deeper into the skin, leading to infection and inflammation. Instead, visit a trained aesthetician who knows how to perform extractions hygienically and properly, or maintain clear pores at home through consistent washing, exfoliating at least twice a week, and steaming to loosen blackheads before gentle exfoliation.
Read the article
Best Vitamin C Face Wash
A great vitamin C cleanser sets up everything that follows in your routine. Here is what makes one worth using, and the ingredients to look for.
Read the article
Why The Gentleman's Facial Is the Only Treatment You Actually Need
Men's skin carries more than most routines can handle. The Gentleman's Facial at Joanna Vargas is a 60-minute professional reset combining diamond-tip exfoliation, extractions, and a medical-grade oxygen infusion, designed specifically for shaving irritation, congestion, sun exposure, and tired-looking skin. No downtime, no routine to learn. Available in New York, Brooklyn, and Los Angeles.
Read the article
Your First Men's Facial: What to Expect at Joanna Vargas
Never had a professional facial before? The Gentleman's Facial at Joanna Vargas was designed for exactly that. Here is what happens from the moment you arrive to the moment you leave, step by step, with no surprises.
Read the article
The Ultimate Guide to Transformative Facials in NYC
Read the article
Clear + Brilliant in NYC: The Laser Facial for Glow, Pores, and Even Tone
Read the article
Exosome Facelift Facial in NYC: The Advanced Skin Renewal Treatment at Joanna Vargas
Read the article
Best Facial Treatments That Actually Work for Your Skin Goals
Read the article
The Facials Los Angeles People Book Before Events
Read the article
The Best Facials to Book When You Want Real Results
Read the article
What’s Worth Booking at a Spa Los Angeles Locals Love
Read the article
Skin Spa New York: Best Treatments
Read the articleReading is a start. Skin needs a plan.
Take the Skin Code Quiz for a personalized routine, or book a facial and we'll build it with you in person.
