Collagen biostimulators have transformed aesthetic medicine by delivering progressive, long-lasting results. Rather than filling, they stimulate your body to produce new collagen. But not all biostimulators work the same way. Here we compare the three most widely used: Sculptra, Radiesse, and Profhilo.
Mechanism of Action
- Sculptra (poly-L-lactic acid / PLLA): triggers a controlled inflammatory response that stimulates the production of type I collagen gradually. Results develop progressively over several months.
- Radiesse (calcium hydroxylapatite / CaHA): provides an immediate filling effect thanks to its CaHA microspheres, while simultaneously stimulating collagen and elastin production in the following weeks.
- Profhilo (stabilized high-concentration hyaluronic acid): not a conventional filler. It distributes evenly beneath the skin to stimulate collagen, elastin, and deep hydration, improving overall skin quality.
Results and Duration
- Sculptra: results begin to show from the second month and develop fully between 3 and 6 months. The effect can last up to 2 years. Typically 2 to 3 sessions are needed, spaced 4 to 6 weeks apart.
- Radiesse: offers immediate improvement (filling effect) plus progressive biostimulation results. Duration approximately 12 to 18 months. Generally 1 to 2 sessions are required.
- Profhilo: improves skin luminosity and elasticity within a few weeks. Applied in 2 sessions separated by one month, with results lasting approximately 6 months. Ideal as a maintenance treatment.
Which Is Right for You?
The choice depends on your goals: if you want to restore lost volume with long-lasting effects, Sculptra or Radiesse may be the best option. If your priority is improving skin quality, luminosity, and hydration, Profhilo stands out for its versatility. In many cases, a strategic combination of biostimulators delivers the most comprehensive results.
At Elyzea, Dr. Geldres analyzes your skin quality, degree of laxity, and expectations to recommend the right biostimulator — or combination — for your needs. For international patients, collagen biostimulators in Lima cost significantly less than in the US or Europe, with the same pharmaceutical-grade products and direct physician supervision. A free virtual consultation is available to plan your treatment before you travel.