Gold Standard Pro Gainer Double Chocolate by ON Optimum Nutrition — Ingredients, Evidence & Safety

🟢 99/100

This product looks safe

Folate: 160mg is 160.0× the Tolerable Upper Intake Level (1.0mg)
48% of ingredients have research evidence

C Label Compliance Grade

Product Label

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Safety Alerts

⚠️ Folate: 160mg is 160.0× the Tolerable Upper Intake Level (1.0mg)

Label Data

165 Gram(s) Serving Size

14 Servings

Amino acid/Protein Product Type

48% Evidence Coverage

Supplement Facts — Evidence Check

Calories

650 Calorie(s)

Total Fat

9 Gram(s) (12% DV)

Cholesterol

80 mg (27% DV)

Sodium

340 mg (15% DV)

Total Carbohydrates

81 Gram(s) (29% DV)

Protein

60 Gram(s) (120% DV)

Vitamin D

Calcium

600 mg (45% DV)

Iron

7.5 mg (40% DV)

Potassium

660 mg (15% DV)

Vitamin A

330 mcg (35% DV)

Vitamin C

29 mg (30% DV)

Vitamin E

4 mg (25% DV)

✅ Within RDA (0.3× RDA of 15 mg) 📚 177 studies (Tier A: 3, B: 90)

RDA 15mg This product: 4mg UL 1000mg

Thiamine

0.31 mg (25% DV)

✅ Within RDA (0.3× RDA of 1.2 mg) 📚 76 studies (Tier A: 0, B: 33)

RDA 1.2mg This product: 0.31mg

Riboflavin

0.36 mg (30% DV)

✅ Within RDA (0.3× RDA of 1.3 mg) 📚 12 studies (Tier A: 0, B: 1)

RDA 1.3mg This product: 0.36mg

Niacin

4 mg (25% DV)

✅ Within RDA (0.3× RDA of 14 mg) 📚 193 studies (Tier A: 5, B: 63)

RDA 14mg This product: 4mg UL 35mg

Vitamin B6

0.4 mg (25% DV)

✅ Within RDA (0.3× RDA of 1.3 mg) 📚 113 studies (Tier A: 3, B: 35)

RDA 1.3mg This product: 0.4mg UL 100mg

Folate

160 mcg DFE (40% DV)

⚠️ Exceeds Tolerable Upper Intake Level by 160.0× (UL: 1.0 mg) 📚 225 studies (Tier A: 10, B: 105)

RDA 0.4mg This product: 160mg UL 1.0mg

Vitamin B12

1.17 mcg (50% DV)

✅ Within RDA (0.5× RDA of 0.0024 mg) 📚 138 studies (Tier A: 1, B: 44)

RDA 0.0024mg This product: 0.00117mg

Biotin

50 mcg (170% DV)

✅ 1.7× RDA — within safe limits 📚 26 studies (Tier A: 0, B: 11)

RDA 0.03mg This product: 0.05mg

Pantothenic Acid

2 mg (40% DV)

✅ Within RDA (0.4× RDA of 5 mg) 📚 1 studies — no high-quality reviews

RDA 5mg This product: 2mg

Phosphorus

320 mg (25% DV)

✅ Within RDA (0.5× RDA of 700 mg) 📚 12 studies (Tier A: 0, B: 3)

RDA 700mg This product: 320mg UL 4000mg

Iodine

22 mcg (15% DV)

✅ Within RDA (0.1× RDA of 0.15 mg) 📚 243 studies (Tier A: 4, B: 133)

RDA 0.15mg This product: 0.022mg UL 1.1mg

Magnesium

175 mg (40% DV)

📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)

This product: 175mg

Zinc

3.5 mg (30% DV)

✅ Within RDA (0.3× RDA of 11 mg) 📚 258 studies (Tier A: 6, B: 134)

RDA 11mg This product: 3.5mg UL 40mg

Copper

0.55 mg (60% DV)

✅ Within RDA (0.6× RDA of 0.9 mg) 📚 36 studies (Tier A: 0, B: 11)

RDA 0.9mg This product: 0.55mg UL 10mg

Manganese

0.58 mg (25% DV)

✅ Within RDA (0.3× RDA of 2.3 mg) 📚 8 studies — no high-quality reviews

RDA 2.3mg This product: 0.58mg UL 11mg

Other Ingredients

Maltodextrin Whey Protein Isolate Whey Protein Concentrate Calcium Caseinate Whey Protein, Hydrolyzed Cocoa Medium Chain Triglyceride Sunflower Oil Natural & Artificial Flavors Sunflower Lecithin Soy Lecithin Dimagnesium Phosphate Tricalcium Phosphate Calcium Carbonate Sodium Ascorbate DL-Alpha-Tocopheryl Acetate Ferrous Fumarate Biotin Niacinamide Vitamin A Acetate Zinc Oxide Copper Gluconate D-Calcium Pantothenate Manganese Sulfate Pyridoxine Hydrochloride Riboflavin Thiamine Hydrochloride Potassium Iodide Cyanocobalamin Folic Acid Salt Sucralose Acesulfame Potassium

Label Claims — Verification

❓ Nutrient

❓ All Other

❓ Structure/Function

All Other (96% of products) Structure/Function (80% of products) Nutrient (60% of products) Approved Health (1% of products)

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

165 grams About 1 scoop pro grainer powder 16 fl oz Cold water, milk or other beverage 30 seconds Stir, shake or blend until dissolved

Suggested use: For healthy adults, consume enough energy from a combination of high quality foods and supplements throughout the day as part of a balanced diet and exercise program.

⚠️ Warnings & Precautions

See nutrition facts for saturated fat and cholesterol content

Contains: Milk and soy.

🧪 Formulation Notes

Why Gold Standard Pro Gainer? 60 Grams of High-Quality Protein to help kick=start recovery 81 Grams of Carbohydrates to help replenish glycogen stores 650 Calories per serving with 4 grams of added sugar With over 20 vitamins & minerals: Supports healthy bones and immunity Excellent source of iron, calcium, Vitamins A, C, E, & Zinc

Strength training Sports performance Weight Gain

No artificial Growth Hormones No significant difference has been shown between milk derived from RBST-Treated and NON-RSBT Treated cows.

Supports muscle recovery & calorie intake Helps boost calorie intake Helps build and maintain muscle When taken in addition to normal calorie intake and regular weight resistance training.

650 Calories 60 g protein Double Chocolate artificially flavored Protein & Carbohydrate Powder Drink Mix

Banned substance tested

Gold Standard Pro Gainer is a high-protein formula delivering calories that count during recovery. Each shake provides ample supplemental protein, carbs, vitamins and minerals to build on the amount you're getting through a balanced diet of food.

Additional Information

Optimum Nutrition has been trusted to provide the highest quality in post-workout recovery, pre-workout energy, and on-the-go sports nutrition for over 30 years in 90+ countries. After careful supplier selection, each ingredient is tested to assure exceptional purity, potency and composition. We hold ourselves to the highest production standards, all so you can unlock your body's full potential. To find out more about the science and ingredients behind our products, visit OPTIMUMNUTRITION.com

Informed Choice We test- You Trust Regularly tested for banned substances A Authentic Optimum Nutrition Product optimumnutrition.com/authentic

Banned substance tested

Tip" By using an electric blender, you can stack this gainer formula with fresh/frozen fruits, peanut butter, nuts, seed and other nutrient-dense options. Check out optimumnutrition.com for recipes and training tips.

Contents sold by weight not volume. Settling will occur. Store in a cool, dry place. Serving scoop include, but may settle to the bottom during shipping.

Manufactured in the USA This product contains ingredients of international and domestic origin.