Unlike hyaluronic acid filler, which adds volume directly, biostimulators prompt your body to rebuild its own collagen. Results develop gradually and look like you, just more rested, with firmer skin and restored structure that can last well beyond traditional filler.
LOOKING FOR IMMEDIATE VOLUME? EXPLORE DERMAL FILLERSSupports facial volume and structure
Improves hollowing for a softer, more balanced look
Softens deeper smile lines as facial support improves
Firmer, thicker-feeling skin as collagen rebuilds
Biostimulator is poly-L-lactic acid (PLLA) — it doesn't fill space directly. Instead, it stimulates your own collagen production gradually over weeks to months. Results build slowly (you won't see the full effect for 6-8 weeks, sometimes longer) but last up to 2+ years. It's ideal for overall facial volume loss, "global" rejuvenation, and treating larger areas like cheeks, temples, and even body areas (buttocks, décolletage). Requires the 5-5-5 massage protocol post-injection and usually multiple sessions spaced a month apart.
Radiesse is calcium hydroxylapatite (CaHA) — it provides immediate volumizing/lifting on injection AND stimulates collagen over time, so you get a dual effect: instant correction plus a biostimulatory tail. Results last about 12-15 months. It's denser and better for more targeted structural correction — jawline definition, chin projection, cheekbone contour, and hand rejuvenation. Lower dilution = more lift; higher dilution (often used off-label, like "skin boosting" techniques) = more diffuse collagen stimulation.
Biostimulator: little to no visible change at first, with results building gradually starting around 6-8 weeks, full effect often 3-6 months in (sometimes longer, since it's collagen-dependent).
Radiesse: immediate visible lift right after injection, with additional collagen-driven improvement continuing over the following 1-3 months.
Biostimulator: 2+ years (some patients see results last even longer with maintenance).
Radiesse: 12-15 months typically.
Biostimulator: typically 2-3 sessions, spaced about a month apart — collagen builds cumulatively, so multiple treatments get you to the full effect.
Radiesse: usually 1 session gets you there, since it volumizes immediately. Some patients do a touch-up or add more for additional contouring.
Biostimulator: minimal — some swelling, redness, or bruising at injection sites for a few days; you can do the 5-5-5 massage at home, no real activity restriction.
Radiesse: also minimal — mild swelling/bruising for a few days to a week; most people return to normal activities right away, though heavy exercise is often held off for 24-48 hours.
Biostimulator: Yes — commonly used off-label for body areas like the buttocks (non-surgical "Sculptra BBL"), décolletage, and sometimes hands, in addition to facial volume loss.
Radiesse: Yes — FDA-approved for hand rejuvenation specifically (restoring volume to thinning, veiny hands), plus body use off-label for areas like knees and décolletage.
Estimates reflect Botox and Xeomin at $15/unit. Dysport is dosed in more units at $5/unit, so totals land in a comparable range. Your exact dose is set by your provider at your visit.
Dose and cost at consultation