Decoding the top 4 trending ‘beauty foods’ — which ones actually work and red flags to look for

Eating your skincare? It works — if you’re savvy about it. “Skin thrives on nourishment. A routine rich in skin-loving nutrients like antioxidants, healthy fats, and phytonutrients can be more effective than topical treatments,” Serena Poon, a certified nutritionist and longevity wellness advisor to stars like Sofia Vergara, Kerry Washington and Miranda Kerr, told The Post. Along…