10 Best Mass Gainer For Teens 2025 in the United States

Optimum Nutrition Serious Mass Weight Gainer Protein Powder is designed for those looking to gain weight, making it particularly suitable for teens who are active or may struggle to consume sufficient calories. With a substantial 1,250 calories per two-scoop serving, it provides a high-calorie option to support weight gain. The protein content is impressive at 50 grams per serving, which is crucial for muscle growth and recovery, while the over 250 grams of carbohydrates help replenish energy levels after workouts. Additionally, it includes 25 vitamins and minerals, along with creatine and glutamine, enhancing its nutritional profile.

A significant advantage of this product is its versatility. You can blend it with fruits, peanut butter, or other calorie-dense foods to further boost your intake, making it easier to reach your weight gain goals. The vanilla flavor is quite popular.

On the downside, the high caloric and carbohydrate content may not be suitable for everyone. Teens who are not engaging in rigorous physical activity might find it leads to unwanted weight gain rather than healthy muscle mass. Furthermore, the digestibility could be a concern for some users, as the richness may lead to discomfort if consumed too quickly or in large amounts. The product also has a warning about exposure to heat or sunlight, indicating that it requires care during delivery. This could be a drawback for those living in warmer climates or for online shoppers who may not be available during delivery.

Optimum Nutrition Serious Mass is a high-calorie weight gainer protein powder ideally suited for teens looking to increase their mass. Each 2-scoop serving delivers over 1,200 calories, making it effective for calorie-intense bulking. Notably, it includes 50 grams of blended protein to support muscle growth and repair, complemented by over 250 grams of carbohydrates to fuel workouts and aid in recovery.

The inclusion of 22 vitamins and minerals, such as Vitamin C, Vitamin D, and Zinc, offers added immune support, which is beneficial for health during intense physical training periods. The product's vanilla flavor is versatile and can be enhanced by using an electric blender to mix in fruits, peanut butter, and other calorie-dense foods, which may appeal to teens who prefer variety in their shakes. However, it's important to note that the high caloric content comes with a significant amount of carbohydrates and fat, which might not be suitable for all teens, especially those looking to avoid excessive fat intake.

Additionally, the mixability can vary, with some users finding it difficult to blend smoothly without an electric blender. Digestibility could be another concern for some individuals, particularly if they have sensitive stomachs or are new to mass gainers. Given its rich nutritional profile and immune support, this product is a strong option for teens committed to gaining mass, though they should consider their specific dietary needs and potential digestive issues.

The Naked Chocolate Mass Gainer is designed to help teens increase their caloric and protein intake for muscle gain and weight management. It offers a substantial 1,360 calories per serving, making it ideal for those struggling to meet their daily caloric needs through regular food alone. With 50g of protein and 251g of carbohydrates, it ensures a balanced intake of macronutrients necessary for muscle growth and recovery. The inclusion of BCAAs supports muscle repair and reduces fatigue during workouts.

This mass gainer stands out for its clean ingredient profile, containing only five natural components: Naked Whey, Naked Casein, organic maltodextrin, organic coconut sugar, and organic raw cacao. It's free from artificial sweeteners, flavors, and colors, as well as GMOs, gluten, and soy, making it suitable for those with dietary restrictions or preferences for natural products. However, the high carbohydrate content, primarily from maltodextrin, may not be suitable for all teens, particularly those who need to monitor their sugar intake.

Additionally, some users might find the taste and mixability of the product less appealing compared to other flavored mass gainers on the market. Despite these minor drawbacks, the Naked Chocolate Mass Gainer is a solid choice for teens needing a significant caloric and protein boost, with the added peace of mind of clean, simple ingredients.