Hey there, health enthusiasts! You'll be amazed to know that your nails, skin, and hair are like a health report card, revealing hidden signs of vitamin deficiency. Your nails going all brittle or showing white spots could be a shout-out for more biotin or zinc in your diet! And if your hair's losing its usual luster or your skin's feeling drier than the Sahara Desert, it might be your body's funny way of asking for more vitamin A or E. So, next time you see these signs, don't just brush them off, they might be your body's SOS for vitamins!