The present invention primarily relates to specific uses of a composition containing a roasted extract and xanthohumol for health-promoting purposes. In particular, the invention relates to a composition, preferably pharmaceutical composition, comprising xanthohumol (XN), preferably in a therapeutically effective amount, for (i) use in the treatment and/or prevention of cancer, and/or (ii) use in the treatment and/or prevention of osteoporosis, and/or (iii) use in the treatment and/or prevention of metabolic syndrome, and/or (iv) use in the treatment and/or prevention of diabetes, and/or (v) use in the treatment and/or prevention of cardiovascular disease(s), and/or (vi) use as anti-oxidant, and/or (vii) use as detoxifying agent, and/or (viii) inhibiting metabolic activation of procarcinogens, and/or (ix) use as anti-mutagenic and/or anti-genotoxic agent, and/or (x) use as anti-estrogenic and/or estrogenic agent, and/or (xi) inducing apoptosis, and/or (xii) use as anti-angiogenetic agent, and/or (xiii) use as anti-inflammatory agent, and/or (xiv) inhibiting NF-κB, and/or (xv) use in the treatment and/or prevention of infection(s), in particular, use as antimicrobial agent, wherein the composition comprises or consists of (a) a roasted extract and (b) XN, preferably a hop extract comprising XN, and/or wherein the composition is obtainable or obtained by mixing (a) a roasted extract and (b) XN or, preferably, a hop extract comprising XN.