A balanced diet is the best source of vitamins, but targeted supplements - like folic acid in pregnancy or B12 for vegans and older adults - can fill gaps. Routine multivitamins do not reliably prevent chronic disease for well-nourished adults; consult a clinician for personalized advice.
Arctic cod liver oil provides EPA and DHA plus vitamins A and D. It can support triglyceride reductions and general wellness, but watch vitamin A levels, check product purity, and consult a clinician for pregnancy or drug interactions.
Acne is multifactorial - hormones, sebum, bacteria, and inflammation interact. Lifestyle changes, some supplements (zinc), and topical botanicals (tea tree oil) can help mildly, but evidence varies. See a dermatologist for moderate to severe acne.
A concise, updated guide to seven essential vitamins - A, D, E, C, B2, folate and B12 - covering what they do, food sources, and sensible supplement advice.