Cellulite forms when fat cells beneath your skin push upward through weakened connective tissue, creating the dimpled, uneven texture you see on the surface. Between 80% and 90% of women develop some degree of cellulite after puberty, and it has far more to do with your skin’s internal architecture than with how much you weigh or how often you exercise.
What’s Happening Under Your Skin
Your skin is connected to deeper tissue by bands of connective tissue called septae. These bands create compartments that hold fat cells in place. In cellulite, fat cells in the uppermost layer of subcutaneous tissue enlarge and begin pushing upward into the dermis (the thick middle layer of skin). At the same time, the connective tissue bands pull downward, anchoring certain points of skin while the fat bulges between them. That push-pull dynamic is what creates the characteristic dimpling.
A key protein called fibulin-3, which normally keeps the elastic fiber network in connective tissue strong, is significantly reduced in skin with cellulite. Without enough of it, the tissue loses structural integrity and becomes more vulnerable to herniation, essentially allowing fat to bulge through gaps the way a mattress bulges between the buttons that hold it down. Fat cells in cellulite-prone skin also produce higher levels of an enzyme that breaks down collagen near the skin’s surface, making the barrier between fat and skin even weaker over time.
Why Women Get It More Than Men
The biggest reason cellulite overwhelmingly affects women comes down to how connective tissue is arranged differently between the sexes. In women, the septae run vertically, perpendicular to the skin’s surface. This creates tall, column-like fat compartments that make it easy for fat to push straight upward. In men, those same bands run diagonally and criss-cross each other, forming smaller, tighter compartments that hold fat in place much more effectively.
Estrogen also plays a direct role. It stimulates the growth and multiplication of fat cell precursors in subcutaneous tissue and increases the number of receptors that resist fat breakdown. So estrogen simultaneously encourages fat storage and makes it harder for your body to mobilize that fat. On top of that, estrogen triggers the production of enzymes that break down collagen, not just in the uterine lining during menstruation but throughout connective tissue in the skin. This is one reason cellulite often first appears or worsens during hormonal shifts like puberty, pregnancy, and the years leading up to menopause.
Genetics Set the Stage
Your genes have a significant influence on whether you develop cellulite and how visible it becomes. Researchers have identified variants in at least two genes linked to cellulite risk in otherwise healthy women. One affects an enzyme involved in blood vessel regulation within subcutaneous fat. The other controls a protein that, when overexpressed, triggers a fibrosis process in fat tissue, promoting local inflammation and impairing the normal function of healthy fat cells. If your mother and grandmother had noticeable cellulite, your odds of developing it are higher regardless of your lifestyle.
Body Weight Isn’t the Whole Story
It’s a common assumption that cellulite is simply a weight problem, but thin people get cellulite too. Cellulite is caused by the way fat is distributed in the skin and how it interacts with connective tissue, not just by the total amount of fat on your body. Having more fat in an area can make cellulite more prominent, but the underlying structural pattern exists independently of body weight.
That said, gaining weight does tend to make existing cellulite more visible because larger fat cells push more forcefully against the skin. Losing weight can reduce that pressure, but it won’t change the architecture of your connective tissue or eliminate cellulite entirely. Some people find that significant weight loss actually makes dimpling look worse temporarily, because the skin loses volume and becomes thinner while the septae remain anchored in the same places.
How Aging Makes It Worse
Cellulite tends to become more noticeable as you get older for a straightforward reason: your skin gets thinner and less elastic with age. When the skin covering those fat compartments is thick and firm, it smooths out the surface and masks what’s happening underneath. As collagen production slows and the dermis loses density, the underlying contour shows through more clearly. This is why someone might have the structural pattern for cellulite in their twenties but not see obvious dimpling until their thirties or forties.
Circulation and Fluid Buildup
Poor blood flow and sluggish lymphatic drainage in subcutaneous tissue contribute to cellulite’s progression. When microcirculation is impaired, fluid accumulates between cells, which swells the tissue and weakens the surrounding connective structures. The swollen fat cells compress tiny blood and lymph vessels, further reducing circulation in a self-reinforcing cycle. This is one reason cellulite often appears worse after long periods of sitting or standing, when fluid tends to pool in the lower body. It’s also why massage-based treatments can temporarily improve the appearance of cellulite: they help move trapped fluid out of the tissue, even though the effect doesn’t last.
The Four Stages of Cellulite
Clinicians classify cellulite on a four-point scale based on when and how visible the dimpling is:
- Grade 0: No cellulite. Skin stays smooth even when you pinch it.
- Grade 1: Skin looks smooth normally, but pinching or squeezing reveals a dimpled, mattress-like texture.
- Grade 2: Skin looks smooth when you’re lying down but shows dimpling when you stand up.
- Grade 3: Dimpling is visible whether you’re standing or lying down.
Most people first notice cellulite at grade 1, often on the thighs or buttocks. It can stay at that stage for years or progress, depending on hormonal changes, weight fluctuations, aging, and genetic predisposition. Grades 1 and 2 are by far the most common.
What You Can and Can’t Control
You can’t change your connective tissue architecture, your genetics, or the fact that estrogen promotes the conditions for cellulite. Those are the dominant factors, and they’re not within your control. What you can influence is the severity of how cellulite looks.
Regular physical activity improves microcirculation and can reduce the size of fat cells pressing against the skin. Strength training in particular helps by building muscle volume beneath the fat layer, which can create a smoother surface appearance. Staying hydrated and maintaining a stable weight prevents the cycle of fat cell expansion and contraction that can worsen dimpling over time. Smoking accelerates collagen breakdown and impairs blood flow, both of which make cellulite more visible.
No cream, supplement, or device eliminates cellulite permanently because none of them change the underlying structural relationship between your fat, connective tissue, and skin. Some treatments can reduce its appearance temporarily by improving fluid drainage, stimulating collagen production, or releasing the fibrous bands that pull skin downward. But cellulite is a normal feature of female skin anatomy, not a medical condition or a sign that something has gone wrong.