botox in masseter muscles before and after

Botox, or botulinum toxin, is a neurotoxic agent that has been widely used in various medical aesthetics practices for the treatment of wrinkles and fine lines on the face. It works by temporarily paralyzing the targeted muscles, which results in a reduction in the appearance of dynamic wrinkles and a smoother, more youthful look.

The masseter muscle, located on either side of the jaw, plays a crucial role in chewing and is often associated with temporomandibular joint disorder (TMJ) symptoms such as clenching and grinding of the teeth. Botox injections into the masseter muscle are typically performed to reduce the appearance of a broad jawline, alleviate tension associated with teeth grinding, and correct asymmetry in the lower face.

Before and After Photos

The effectiveness of Botox in the masseter muscles can be clearly seen in the before and after photos provided by the Mabrie Facial Institute. Patients typically observe a significant reduction in the width of the jawline after a series of Botox injections. In some cases, the improvement in appearance can be so striking that patients choose to undergo repeat treatments to maintain their desired results.

Patient Stories

One such patient is a 40-year-old woman who was dissatisfied with her wide jawline and desired a thinning effect. After receiving 25 units of Botox into each masseter muscle, she experienced a remarkable reduction in the width of her jawline and reported relief from teeth grinding. Her results were evident 3 months post-treatment.

Another patient, a 20-year-old woman, was concerned about the appearance of wrinkles between her brows and wished to smooth out her facial features. She undergone a series of Botox injections into her glabella and between her brows. Three months post-treatment, she noticed a nice reduction in the appearance of her forehead wrinkles.

Recover Time and Side Effects

Botox injections for the masseter muscle typically require little to no downtime. Most patients experience minimal swelling and bruising at the injection sites, which resolves within a few days. While Botox can be a very effective treatment option, it is important to note that the effects last for only three to six months. Regular follow-up treatments may be necessary to maintain optimal results.

Potential Risks and Contraindications

While Botox is generally considered safe for most patients, there are some potential risks and contraindications to consider before undergoing the treatment. These include known allergies to neurotoxins, active skin infections at the site of injection, pregnancy, breastfeeding, and a history of central nervous system diseases.

During a consultation with Dr. Nguyen, the patient will undergo a thorough examination to determine if Botox is an appropriate treatment option. Additionally, the doctor will provide detailed instructions on post-treatment care and potential side effects to prepare the patient for their treatment experience.

Cost and Insurance Coverage

The cost of Botox treatment for masseter muscles varies depending on factors such as the experience level of the injector, the geographic location of the office, and the amount of muscle reduced. In many cases, insurance companies do not cover the cost of Botox for esthetic reasons, and patients may be responsible for the entire cost.


Botox in masseter muscles before and after has come a long way in terms of popularity and effectiveness. With careful consideration of contraindications, potential risks, and follow-up care, Botox can be a great option for patients seeking to enhance their facial appearance and alleviate symptoms associated with TMJ and clenching.

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