推荐产品：Gold Standard 100% Whey、Platinum Hydrowhey、Gold Standard 100% Casein
 
Optimum Nutrition (ON), owned by Glanbia, is one of the most popular sports nutrition brands in the world, with the largest market share in sports nutrition products in recent years, with online sales four times that of second-place BSN. Since 2015, Glanbia has achieved an annual growth rate of 40% in China for three consecutive years and is now the fourth largest sports nutrition company in the Chinese market with a market share of 6.1%, Optimum Nutrition is commonly known as Optimum Nutrition in China, and in 2018 confirmed the Chinese logo as "Optimum Domon".
 
Optimum Nutrition Protein Powder pays more attention to the balance between nutritional value and eating experience, its protein composition is pure, and it is also one of the best tasting whey protein powder brands because of the more additives to enhance the taste, but this also results in the protein content of protein powder is not as high as the above 4 brands, but the praise among the fitness crowd is still very good.
 
Gold Standard 100% Whey is ON's star product, which has been the No. 1 bodybuilding.com seller on the U.S. fitness website for 12 consecutive years and has been named Protein Supplement of the Year. Gold Standard Whey Protein Powder has a protein content of about 75%, with hydrolyzed whey protein and whey protein concentrate as the main ingredients, and about 5.5g of branched-chain amino acids per 32g of protein powder, which can stimulate muscle synthesis and metabolism and assist fitness activities. In addition, lactase is added to the product, which reduces the discomfort of lactose intolerant people.
 
Gold Standard Whey Protein is also the best tasting product on ON, with a soft and delicate mouthfeel, with more than 20 unique flavors to reduce taste boredom from taking sports supplements, with chocolate being the best-selling one. The 5-pound Gold Standard Whey Protein Powder costs about $530, which is reasonably priced and worth trying.
 
ON also has a pure protein powder that hydrolyzes whey protein and casein. Platinum Hydrowhey contains about 77% hydrolyzed whey protein, and the powder is very fine. Compared with several other protein powders, the cholesterol, fat and carbohydrate content are lower, and contain a variety of mixed enzymes, it is the most efficient protein powder for digestion and absorption, and it is also better among similar products. 3 pounds of Platinum Hydrolyzed Whey Protein is about 530 yuan, which is 40% more expensive than Gold Standard Whey Protein Powder, and if you have poor non-digestive function, lactose intolerance or whey allergy, you can choose the Gold Standard series to meet your needs.
 
Gold Standard 100% Casein uses casein as the main ingredient, with a protein content of about 75%, which is suitable for bodybuilders to support satiety and eat as a slow-release supplement protein before bedtime, and can be purchased for about 4 pounds for about 530 yuan, which is slightly higher than the price of gold standard whey protein powder.
 
ON's weight gain powder Serious Mass is well-known, but due to the low cost performance of the product, it is not recommended here, the price of 320 yuan and 6 pounds seems to be cheap, but its protein only accounts for 15%, which is far lower than similar products. Serious Mass's high-calorie ratio is suitable for efficient weight gain, and the creatine and glutamine formula can provide the body with a quick supply of energy and enhance exercise capacity during high-intensity exercise.