Glabellar lines and forehead wrinkles are the creases that form on the skin above the forehead, between and above the eyebrows, and in the space directly between the eyes. They are predominantly caused by the muscle activity beneath the skin's surface during facial expressions such as laughing, talking, yawning, and frowning. The glabella, which is the skin between the brows, is particularly susceptible to this type of wrinkle formation. While there is no exact age at which forehead wrinkles first appear, they can become visible as early as the twenties due to years of habitual facial movement.
What Causes Forehead Wrinkles?
Forehead wrinkles are primarily a result of the natural aging process, though several contributing factors influence when and how prominently they develop.
Aging
As we age, the skin loses vital structural proteins including collagen, which provides firmness and support, and elastin, which gives skin its ability to bounce back. The gradual reduction in these proteins leads to skin that is less firm and less resilient over time.
Decreased Natural Oils
With age the skin produces fewer natural oils, leading to drier skin that makes existing wrinkles more noticeable and new ones more likely to form.
Sun Exposure
Prolonged UV exposure accelerates skin aging by damaging collagen and elastin fibres, contributing to the earlier and more prominent development of forehead lines.
Smoking
Smoking constricts blood vessels, reducing the supply of oxygen and essential nutrients to the skin, and the chemicals in tobacco actively damage collagen and elastin, accelerating visible aging.
Repeated Facial Movements
Squinting, frowning, and raising the brows repeatedly over years gradually etches permanent creases into the forehead skin, particularly as the skin's natural resilience declines with age.
Forehead Wrinkle Treatments at SpaMedica
Injectable Wrinkle Relaxers: Botox is a purified protein approved by both the FDA and Health Canada that is used to relax the specific facial muscles responsible for forehead lines and glabellar creases. It is one of the most commonly performed cosmetic treatments worldwide and delivers a visibly smoother forehead with no downtime. Many patients return to their normal activities immediately after their appointment.
Injectable Fillers: For patients whose forehead wrinkles are not fully addressed by wrinkle relaxers alone, injectable fillers such as Juvederm or Restylane can be precisely placed into the targeted areas to smooth out deeper lines and creases. Results appear within one to two days and most patients resume their regular activities immediately after treatment. Pricing varies depending on the filler selected and will be discussed at your consultation.
Laser Skin Resurfacing: Laser skin resurfacing rejuvenates the skin by reducing the appearance of wrinkles and stimulating collagen production using either a fractional ablative or fractional non-ablative laser. Some minor swelling can be expected in the first week, but recovery is generally straightforward and patients see progressive improvement in the weeks following treatment as new collagen matures.
Radiofrequency Treatments: Radiofrequency treatments such as Fractora use fractional radiofrequency technology to target the deeper layers of the skin, reducing the visible signs of aging and restoring a firmer, more youthful appearance. Commonly treated areas include the forehead, eyelids, cheeks, smile lines, mouth, and neck. Patients typically notice an immediate improvement in their facial appearance following treatment, with any minor swelling or redness subsiding within 24 hours.
How to Prevent Forehead Wrinkles
Sun Protection
UV rays are one of the leading drivers of premature skin aging. Applying a broad-spectrum sunscreen of SPF 30 or higher every day, including on cloudy days and during winter, is one of the most impactful steps you can take to slow the development of forehead wrinkles. Wearing a broad-brimmed hat and sunglasses also helps shield the forehead and eye area from direct sun exposure.
Hydration
Keeping the skin well hydrated supports its elasticity and helps prevent premature wrinkling. Drinking adequate water throughout the day and using a quality moisturizer daily to maintain the skin's moisture barrier both contribute meaningfully to skin health over time.
Diet
A diet rich in antioxidants from foods such as berries, nuts, and leafy greens helps combat oxidative stress in the skin. Omega-3 fatty acids from sources like salmon, walnuts, and flaxseeds support skin elasticity, and Vitamin C-rich foods such as citrus fruits and bell peppers support ongoing collagen production.
Skincare Routine
A consistent skincare routine makes a meaningful difference over time. Using a gentle cleanser, a mild weekly exfoliant to remove dead skin cells, and products containing retinoids to stimulate collagen production are all evidence-supported habits for maintaining skin quality and delaying the deepening of forehead lines.
Avoiding Smoking
Smoking accelerates the aging process and contributes to premature wrinkle formation. Quitting is one of the most impactful lifestyle changes you can make for the long-term health and appearance of your skin.
Stress Management
Chronic stress can contribute to early visible signs of aging. Incorporating stress management practices such as yoga, meditation, or breathing exercises, alongside consistent and adequate sleep of seven to nine hours per night, supports the skin's natural repair and regeneration processes.




