https://www.khanacademy.org/science/cambridge-o-level-biology-cie/x2a084a90105205d2:human-nutrition/x2a084a90105205d2:diet/v/introduction-to-vitamins-and-minerals 2024-05-06T19:22:43.24334365Z Introduction to vitamins and minerals Vitamins and minerals are essential nutrients our bodies need but can't produce. Vitamins, organic compounds, aid in cell functions and reactions. Minerals, inorganic elements, are found in everything from DNA to muscle contractions. Foods like carrots and milk provide both vitamins and minerals. Overdosing is easier with fat-soluble vitamins (A, D, E, K) than water-soluble ones (C) as they stay longer in the system. Sal Khan video https://cdn.kastatic.org/googleusercontent/MPzlPl9JTLzBaagMf2uNo8HevXD0Azlj54UgG1xsC_-ZFIFxczM-3-2cFkz86rtKMyIZmuzt4tAizgNOD0PmwvlB Introduction to vitamins and minerals Vitamins and minerals are essential nutrients our bodies need but can't produce. Vitamins, organic compounds, aid in cell functions and reactions. Minerals, inorganic elements, are found in everything from DNA to muscle contractions. Foods like carrots and milk provide both vitamins and minerals. Overdosing is easier with fat-soluble vitamins (A, D, E, K) than water-soluble ones (C) as they stay longer in the system. https://cdn.kastatic.org/ka-youtube-converted/TBNCqRCsSvY.mp4/TBNCqRCsSvY.mp4 371 Diet https://www.khanacademy.org/science/cambridge-o-level-biology-cie/x2a084a90105205d2:human-nutrition/x2a084a90105205d2:diet/v/introduction-to-nutrients-ur 2025-08-07T23:35:51.501752344Z Introduction to Nutrients Created by Khan Academy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Introduction to Nutrients Created by Khan Academy https://cdn.kastatic.org/ka-youtube-converted/XvzZpZnv_kE.mp4/XvzZpZnv_kE.mp4 300 Diet https://www.khanacademy.org/science/cambridge-o-level-biology-cie/x2a084a90105205d2:human-nutrition/x2a084a90105205d2:diet/v/macronutrients-ur 2025-08-07T23:35:51.501752344Z Macronutrients Created by Khan Academy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Macronutrients Created by Khan Academy https://cdn.kastatic.org/ka-youtube-converted/1MB37SEjW9k.mp4/1MB37SEjW9k.mp4 338 Diet https://www.khanacademy.org/science/cambridge-o-level-biology-cie/x2a084a90105205d2:human-nutrition/x2a084a90105205d2:diet/v/vitamins-a-b-and-c-ur 2025-08-07T23:35:51.501752344Z Vitamins A,B and C Created by Khan Academy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Vitamins A,B and C Created by Khan Academy https://cdn.kastatic.org/ka-youtube-converted/U_hUeVh4Zm4.mp4/U_hUeVh4Zm4.mp4 317 Diet https://www.khanacademy.org/science/cambridge-o-level-biology-cie/x2a084a90105205d2:human-nutrition/x2a084a90105205d2:diet/v/vitamins-d-e-and-k-ur 2025-08-07T23:35:51.501752344Z Vitamins D,E and K Created by Khan Academy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Vitamins D,E and K Created by Khan Academy https://cdn.kastatic.org/ka-youtube-converted/4ChbfTZ48GQ.mp4/4ChbfTZ48GQ.mp4 387 Diet https://www.khanacademy.org/science/cambridge-o-level-biology-cie/x2a084a90105205d2:human-nutrition/x2a084a90105205d2:diet/v/deficiency-diseases-ur 2025-08-07T23:35:51.501752344Z Deficiency Diseases Created by Khan Academy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Deficiency Diseases Created by Khan Academy https://cdn.kastatic.org/ka-youtube-converted/mMAgwglfH5U.mp4/mMAgwglfH5U.mp4 402 Diet https://www.khanacademy.org/science/ap-biology/chemistry-of-life/properties-structure-and-function-of-biological-macromolecules/a/hs-biological-macromolecules-review 2021-04-29T07:53:34Z Biological macromolecules review article https://www.khanacademy.org/science/health-and-medicine/advanced-hematologic-system/anemia/a/anemia-at-a-glance 2021-04-29T07:57:22Z Anemia: At a glance article https://www.khanacademy.org/science/cambridge-o-level-biology-cie/x2a084a90105205d2:human-nutrition/x2a084a90105205d2:diet/a/what-makes-a-balanced-diet 2024-12-28T11:14:53.915125134Z What makes a Balanced Diet? Let's read on what makes a Balanced Diet! article https://www.khanacademy.org/science/cambridge-o-level-biology-cie/x2a084a90105205d2:human-nutrition/x2a084a90105205d2:diet/e/macronutrients 2026-04-22T07:00:44.614328922Z Macronutrients Lets answer some questions! Shankar R exercise https://www.khanacademy.org/science/cambridge-o-level-biology-cie/x2a084a90105205d2:human-nutrition/x2a084a90105205d2:diet/e/vitamins-and-minerals 2026-04-08T00:36:09.500768563Z Vitamins and Minerals Let's do some questions! vibhor exercise https://www.khanacademy.org/science/cambridge-o-level-biology-cie/x2a084a90105205d2:human-nutrition/x2a084a90105205d2:diet/e/type-1-vitamin-a-and-vision-health 2026-04-07T23:55:07.30621384Z Vitamins Lets answer some questions! Shankar R exercise https://www.khanacademy.org/science/cambridge-o-level-biology-cie/x2a084a90105205d2:human-nutrition/x2a084a90105205d2:diet/e/malnutrition-and-deficiency-diseases 2026-04-08T01:15:04.085520103Z Malnutrition and deficiency diseases LO1: Malnutrition and its effects. LO2: Deficiency diseases. Revathi exercise https://www.khanacademy.org/science/cambridge-o-level-biology-cie/x2a084a90105205d2:human-nutrition/x2a084a90105205d2:diet/e/digestion-in-intestines 2026-03-31T17:15:33.948437145Z Digestion in Intestines Let's practice on the digestive processes that take place in our intestines. Saiyem exercise https://www.khanacademy.org/science/cambridge-o-level-biology-cie/x2a084a90105205d2:human-nutrition/x2a084a90105205d2:diet/e/balanced-diet 2025-08-04T12:23:36.052124233Z Balanced diet LO: Importance of balanced diet Revathi exercise