When seeking body butters for firming the skin, a product that contains ingredients such as caffeine, retinol, or peptides can be highly beneficial. Caffeine stimulates circulation and promotes collagen production, while retinol helps improve skin elasticity and reduces the appearance of sagging. Peptides aid in firmness by promoting collagen synthesis. Look for body butters that incorporate these key ingredients for optimal firming results, and consider consulting with a skincare professional to find the best product that suits your specific needs and concerns.