Juicing can boost produce intake and nutrient access, but it removes fiber and can raise blood sugar. Use fresh juice responsibly, store it briefly, pair it with protein or healthy fat, and consult a clinician for extended cleanses or medication concerns.
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.
Vitamin K (K1 and K2) activates clotting factors and supports bone health. It comes mainly from leafy greens and fermented foods; gut bacteria contribute to K2. Deficiency is rare but important in newborns and people with malabsorption or on certain medications.