Skin firmness is closely tied to collagen strength, cellular turnover, and overall skin hydration. Over time, factors such as environmental exposure, aging, and reduced collagen synthesis can make skin appear loose, dull, and less resilient. Chemical exfoliation has emerged as a trusted dermatological approach to support skin renewal, and among these options, glycolic acid peels have gained notable attention for their firming potential. Glycolic acid, derived from sugarcane,