GLP-1 agonists, like semaglutide and tirzepatide, improve blood sugar control and promote significant weight loss by enhancing insulin secretion, reducing appetite, and slowing gastric emptying.  They may also provide cardiovascular risk reduction benefits in people with type-2 diabetes.  As GLP-1 users work towards improving their health, a negative side effect can be excessive loss in facial volume, likely from loss of adipose tissue, detracting from a youthful appearance. The term “Ozempic face” has been often used to describe this phenomenon. 

Several peptide ingredients can visibly restore fullness, elasticity, and hydration through multiple biological pathways.

How do cosmetic peptides help “plump” skin?

Peptides can act as cell-signaling molecules. In skin, they can stimulate collagen production.  Since collagen gives skin structure and volume, a loss of collagen makes skin look thinner and less visibly firm.  

Some additional benefits that peptides may provide:

• signal fibroblasts to increase collagen and elastin production.
• improve skin hydration and water retention.
• enhance the skin barrier and increase hyaluronic acid production, leading to temporary plumping and smoothing of the skin surface.
• support extracellular matrix (ECM) repair. This is important because the ECM is a structural network that keeps skin firm and peptides can help rebuild this important scaffold.
• reduce the breakdown of existing collagen.
•  inhibit enzymes (like MMPs) that degrade collagen.
• cutting‑edge cosmetic peptides are now being designed to support the skin’s underlying architecture, helping to revive dermal white adipose tissue, a key contributor to youthful facial volume. By encouraging a fuller, more cushioned dermal environment, these advanced actives help restore soft contours, resilience, and a naturally plumped appearance. 

Key peptide types for plumping and volume

• Signal peptides (most important for volume)

Signal peptides directly stimulate collagen and structural proteins and promote collagen types I & III production, improving skin thickness and firmness.

• Carrier peptides

Carrier peptides deliver trace elements (like copper) to the skin, stimulate collagen and elastin production, and improve skin density.

• Neuropeptides (“Botox-like” peptides)

Neuropeptides do not add volume directly but enhance the appearance by relaxing facial muscle contractions and reduce expression lines, causing skin to appear fuller.

• Enzyme-inhibiting peptides

Enzyme-inhibiting peptides slow collagen breakdown, helping maintain existing volume.

• Hydration-supporting peptides

Hydration-supporting peptides boost moisture balance and cause an immediate plumping effect.

• Adipose tissue stimulating peptides

Peptides that support adipose tissue metabolism and increase dermal white adipose tissue (dWAT), improving volume.

Cosmetic Peptide Ingredient Manufacturing

Jiuzhou Pharma manufactures high-quality compounds for customers worldwide. We have decades of small molecule experience and a team with extensive peptide synthesis expertise allowing us to meet your cosmetic ingredient synthesis needs. 

At Jiuzhou Pharma, we are not only experts in drug development but also pioneers in environmentally friendly pharmaceutical technologies.

• With a dedication to sustainability, Jiuzhou has earned a Gold rating from EcoVadis
• CMR / PFAS / TFA Free Synthesis suites available 
• Tag-assisted LPPS

Jiuzhou has large scale, custom cosmetic peptide ingredient manufacturing capacity with world-class quality systems in place to meet the high-quality and sustainability needs of the cosmetic formulation industry. 

Contact us for a quote on your cosmetic peptide or to learn more today! 

References

1. van Walraven, N., FitzGerald, R., Danneel, H-J., Amigo-Benavent, M. Bioactive peptides in cosmetic formulations: Review of current in vitro and ex vivo evidence, Peptides,193, 171440 (2025). https://doi.org/10.1016/j.peptides.2025.171440 
2. Widgerow, A.D. Adipose Tissue, Regeneration, and Skin Health: The Next Regenerative Frontier. Aesthet Surg J Open Forum 6, ojae117 (2024). https://doi.org/10.1093/asjof/ojae117 
3. Wang, E., Xu, Z., Wang, Y. et al. Adipocytes as core drivers of skin aging and novel targets for regeneration. Biogerontology 27, 65 (2026). https://doi.org/10.1007/s10522-026-10413-4 

GLP-1 agonists, like semaglutide and tirzepatide, improve blood sugar control and promote significant weight loss by enhancing insulin secretion, reducing appetite, and slowing gastric emptying.  They may also provide cardiovascular risk reduction benefits in people with type-2 diabetes.  As GLP-1 users work towards improving their health, a negative side effect can be excessive loss in facial volume, likely from loss of adipose tissue, detracting from a youthful appearance. The term “Ozempic face” has been often used to describe this phenomenon. 

Several peptide ingredients can visibly restore fullness, elasticity, and hydration through multiple biological pathways.

How do cosmetic peptides help “plump” skin?

Peptides can act as cell-signaling molecules. In skin, they can stimulate collagen production.  Since collagen gives skin structure and volume, a loss of collagen makes skin look thinner and less visibly firm.  

Some additional benefits that peptides may provide:

• signal fibroblasts to increase collagen and elastin production.
• improve skin hydration and water retention.
• enhance the skin barrier and increase hyaluronic acid production, leading to temporary plumping and smoothing of the skin surface.
• support extracellular matrix (ECM) repair. This is important because the ECM is a structural network that keeps skin firm and peptides can help rebuild this important scaffold.
• reduce the breakdown of existing collagen.
•  inhibit enzymes (like MMPs) that degrade collagen.
• cutting‑edge cosmetic peptides are now being designed to support the skin’s underlying architecture, helping to revive dermal white adipose tissue, a key contributor to youthful facial volume. By encouraging a fuller, more cushioned dermal environment, these advanced actives help restore soft contours, resilience, and a naturally plumped appearance. 

Key peptide types for plumping and volume

• Signal peptides (most important for volume)

Signal peptides directly stimulate collagen and structural proteins and promote collagen types I & III production, improving skin thickness and firmness.

• Carrier peptides

Carrier peptides deliver trace elements (like copper) to the skin, stimulate collagen and elastin production, and improve skin density.

• Neuropeptides (“Botox-like” peptides)

Neuropeptides do not add volume directly but enhance the appearance by relaxing facial muscle contractions and reduce expression lines, causing skin to appear fuller.

• Enzyme-inhibiting peptides

Enzyme-inhibiting peptides slow collagen breakdown, helping maintain existing volume.

• Hydration-supporting peptides

Hydration-supporting peptides boost moisture balance and cause an immediate plumping effect.

• Adipose tissue stimulating peptides

Peptides that support adipose tissue metabolism and increase dermal white adipose tissue (dWAT), improving volume.

Cosmetic Peptide Ingredient Manufacturing

Jiuzhou Pharma manufactures high-quality compounds for customers worldwide. We have decades of small molecule experience and a team with extensive peptide synthesis expertise allowing us to meet your cosmetic ingredient synthesis needs. 

At Jiuzhou Pharma, we are not only experts in drug development but also pioneers in environmentally friendly pharmaceutical technologies.

• With a dedication to sustainability, Jiuzhou has earned a Gold rating from EcoVadis
• CMR / PFAS / TFA Free Synthesis suites available 
• Tag-assisted LPPS

Jiuzhou has large scale, custom cosmetic peptide ingredient manufacturing capacity with world-class quality systems in place to meet the high-quality and sustainability needs of the cosmetic formulation industry. 

Contact us for a quote on your cosmetic peptide or to learn more today! 

References

1. van Walraven, N., FitzGerald, R., Danneel, H-J., Amigo-Benavent, M. Bioactive peptides in cosmetic formulations: Review of current in vitro and ex vivo evidence, Peptides,193, 171440 (2025). https://doi.org/10.1016/j.peptides.2025.171440 
2. Widgerow, A.D. Adipose Tissue, Regeneration, and Skin Health: The Next Regenerative Frontier. Aesthet Surg J Open Forum 6, ojae117 (2024). https://doi.org/10.1093/asjof/ojae117 
3. Wang, E., Xu, Z., Wang, Y. et al. Adipocytes as core drivers of skin aging and novel targets for regeneration. Biogerontology 27, 65 (2026). https://doi.org/10.1007/s10522-026-10413-4 

GLP-1 agonists, like semaglutide and tirzepatide, improve blood sugar control and promote significant weight loss by enhancing insulin secretion, reducing appetite, and slowing gastric emptying.  They may also provide cardiovascular risk reduction benefits in people with type-2 diabetes.  As GLP-1 users work towards improving their health, a negative side effect can be excessive loss in facial volume, likely from loss of adipose tissue, detracting from a youthful appearance. The term “Ozempic face” has been often used to describe this phenomenon. 

Several peptide ingredients can visibly restore fullness, elasticity, and hydration through multiple biological pathways.

How do cosmetic peptides help “plump” skin?

Peptides can act as cell-signaling molecules. In skin, they can stimulate collagen production.  Since collagen gives skin structure and volume, a loss of collagen makes skin look thinner and less visibly firm.  

Some additional benefits that peptides may provide:

• signal fibroblasts to increase collagen and elastin production.
• improve skin hydration and water retention.
• enhance the skin barrier and increase hyaluronic acid production, leading to temporary plumping and smoothing of the skin surface.
• support extracellular matrix (ECM) repair. This is important because the ECM is a structural network that keeps skin firm and peptides can help rebuild this important scaffold.
• reduce the breakdown of existing collagen.
•  inhibit enzymes (like MMPs) that degrade collagen.
• cutting‑edge cosmetic peptides are now being designed to support the skin’s underlying architecture, helping to revive dermal white adipose tissue, a key contributor to youthful facial volume. By encouraging a fuller, more cushioned dermal environment, these advanced actives help restore soft contours, resilience, and a naturally plumped appearance. 

Key peptide types for plumping and volume

• Signal peptides (most important for volume)

Signal peptides directly stimulate collagen and structural proteins and promote collagen types I & III production, improving skin thickness and firmness.

• Carrier peptides

Carrier peptides deliver trace elements (like copper) to the skin, stimulate collagen and elastin production, and improve skin density.

• Neuropeptides (“Botox-like” peptides)

Neuropeptides do not add volume directly but enhance the appearance by relaxing facial muscle contractions and reduce expression lines, causing skin to appear fuller.

• Enzyme-inhibiting peptides

Enzyme-inhibiting peptides slow collagen breakdown, helping maintain existing volume.

• Hydration-supporting peptides

Hydration-supporting peptides boost moisture balance and cause an immediate plumping effect.

• Adipose tissue stimulating peptides

Peptides that support adipose tissue metabolism and increase dermal white adipose tissue (dWAT), improving volume.

Cosmetic Peptide Ingredient Manufacturing

Jiuzhou Pharma manufactures high-quality compounds for customers worldwide. We have decades of small molecule experience and a team with extensive peptide synthesis expertise allowing us to meet your cosmetic ingredient synthesis needs. 

At Jiuzhou Pharma, we are not only experts in drug development but also pioneers in environmentally friendly pharmaceutical technologies.

• With a dedication to sustainability, Jiuzhou has earned a Gold rating from EcoVadis
• CMR / PFAS / TFA Free Synthesis suites available 
• Tag-assisted LPPS

Jiuzhou has large scale, custom cosmetic peptide ingredient manufacturing capacity with world-class quality systems in place to meet the high-quality and sustainability needs of the cosmetic formulation industry. 

Contact us for a quote on your cosmetic peptide or to learn more today! 

References

1. van Walraven, N., FitzGerald, R., Danneel, H-J., Amigo-Benavent, M. Bioactive peptides in cosmetic formulations: Review of current in vitro and ex vivo evidence, Peptides,193, 171440 (2025). https://doi.org/10.1016/j.peptides.2025.171440 
2. Widgerow, A.D. Adipose Tissue, Regeneration, and Skin Health: The Next Regenerative Frontier. Aesthet Surg J Open Forum 6, ojae117 (2024). https://doi.org/10.1093/asjof/ojae117 
3. Wang, E., Xu, Z., Wang, Y. et al. Adipocytes as core drivers of skin aging and novel targets for regeneration. Biogerontology 27, 65 (2026). https://doi.org/10.1007/s10522-026-10413-4