<s>[INST] Does skimmed and semi-skimmed milk contain the same amount of calcium as whole milk? [/INST] Yes; skimmed, semi-skimmed and whole milk all contain the same amount of calcium (they contain an average of 250–275 mg per 250 mL). Nevertheless, calcium-enriched milk contains approximately 400 mg of calcium per 250 mL.  Source: Clinic Barcelona. Link: https://www.clinicbarcelona.org/en/assistance/diseases/osteoporosis/frequently-asked-questions. Field: Rheumatology. Disease: Ostoeporosis </s>