One Week After B-TOXIN: Why Do I Still Look the Same?
Treatment Guide · VS LINE CLINIC GANGNAM

B-TOXIN timing depends on what is being treated. Reduced facial movement and a gradual change in masseter size are different outcomes. Comparing both at the one-week mark can create unrealistic expectations.
When should wrinkle B-TOXIN be assessed?
Changes in facial movement often begin within several days, with a review commonly arranged around two weeks. Product and individual response matter. An unchanged line immediately after treatment does not establish failure. Deeply etched lines may remain even when the muscle underneath is moving less.[1]
Why does jaw slimming take longer?
A reduction in muscle activity comes before a visible change in muscle bulk. Masseter contour changes can develop over several weeks. If bone shape or fat is the main reason for a wide jaw, waiting longer will not make toxin treatment address that cause. The starting diagnosis matters.
Does asymmetry at two weeks require a top-up?
Not automatically. The clinician should compare baseline asymmetry, current movement and the original plan. A photograph alone may not explain the difference. Additional treatment has its own consequences, so the decision should be based on an examination rather than a routine promise of extra injections.
How long will the result last?
Cosmetic effects are generally discussed in months, but the area, product, dose and individual response all matter. Returning movement and changes in facial shape need not follow the same timeline. Recording your own course provides a better basis for retreatment than a guaranteed duration in an advertisement.
Can I book just before an important event?
Allow time for bruising, swelling and a review, especially for your first treatment. Tell the clinic your event and departure dates. Seek urgent medical care for marked generalized weakness or difficulty swallowing or breathing after toxin treatment; these symptoms should not wait for a scheduled cosmetic follow-up.
Before your consultation
When planning B-TOXIN in Korea, ask what will be evaluated and when—not only the earliest possible onset.
What do FDA records and clinical studies say?
B-TOXIN. The U.S. B-TOXIN Cosmetic label includes temporary improvement of moderate-to-severe glabellar, crow’s-feet and forehead lines and platysma bands in adults. Masseter slimming and intradermal pore treatment are not listed in the reviewed label. Approval is product-specific, and units cannot simply be transferred between toxin brands.[B4][B3]
Medical evidence and references
- B-TOXIN therapy: FAQsaccessed 2026-10-19 · American Academy of Dermatology
- B-TOXIN Cosmetic prescribing informationaccessed 2026-10-19 · Official prescribing information
- Update on Non-Interchangeability of Botulinum Neurotoxin Products2024 · Review
Questions to bring to your consultation
Confirm the product, units per area and total for both sides; share previous treatment dates and response, and ask when results should be reassessed.
How should you compare prices?
Start with the official treatment and price page, then request an itemized quote naming the device or product, treatment area, dose or shot count, and sessions. Confirm taxes, anesthesia or pain management, follow-up charges, optional treatments and any offer conditions before booking.
Meet the medical team · Official treatments and prices · Directions and opening hours
Planning repeat visits or a trip to Korea
If you live locally, discuss when you can return. If visiting Korea, share your arrival, departure and important event dates. English, Chinese and Japanese interpretation is available; request your preferred language when booking and confirm whether the consultation uses an interpreter or a clinician speaking that language. Confirm the treating clinician and appointment availability.
What should you arrange before leaving?
Ask for aftercare instructions, the timing of any review, whom to contact about a concern and which symptoms need medical attention. Before returning abroad, confirm how to contact the clinic and request treatment records, including the available language and issue process. Seek medical assessment for suspected complications rather than waiting only for an online reply.
This article supports consultation preparation. Your diagnosis and treatment plan require an individual clinical assessment.