Wondering if you should bother spending the cash on vitamins and other pills? For most women, the four super supplements are well worth it.
Why You Need It: Low levels of these healthy fats can lead to internal inflammation, one culprit behind heart disease, diabetes and cancer.
Daily Dose: 1 to 2 grams (1,000 to 2,000 mg). Take fish-oil supplements with food, which absorbs the oil and staves off fishy burps.