This document discusses a herbal supplement product called Vetoll XL Weight Gain Formula that is designed to help people gain weight quickly and naturally. It claims the supplement uses natural ingredients to support metabolism and help the body gain an average of 8 pounds in 4 weeks by slowing the metabolic rate, improving energy levels, and helping magnify calorie intake. Potential side effects of weight gain include improved muscle growth, increased fitness, and balanced nutrition, while weight loss can be caused by restlessness, anxiety, emotions, sleep issues, or heart palpitations.