Your lighter period is a coincidence. By the time alcohol hits your bloodstream it's not alcohol anymore, but a bunch of toxic metabolites that whiz around and give you the drunk feeling. It can't thin out your blood. Drinking *heavily* is a bad idea if you want to get pregnant (or at all, but that's another story). But an occasional cocktail is fine.
Nutrition. Pistachios contain fewer calories and more potassium and vitamin K per serving than other nuts. A 1-ounce serving of dry-roasted pistachios contains 160 calories, 6 grams of protein, 3 grams of fiber and 15 grams of fat, including only 2 grams of saturated fat.
What Are Pistachios? Pistachio is a dry fruit from the pistachio tree; a small tree with origins in the Middle East and Central Asia. The pistachio tree belongs to the cashew family. Their fruit is a drupe that contains an elongated seed; it is this seed that people eat. The seed is a culinary nut, rather than a botanical nut, and has a distinct flavour.