Sport Multivitamin by GNC AMP Advanced Muscle Performance — Ingredients, Evidence & Safety

🟢 98/100

This product looks safe

Niacin: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)
Folate: 680mg is 680.0× the Tolerable Upper Intake Level (1.0mg)
68% of ingredients have research evidence

D Label Compliance Grade

Product Label

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Safety Alerts

⚠️ Niacin: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)

⚠️ Folate: 680mg is 680.0× the Tolerable Upper Intake Level (1.0mg)

Label Data

2 Mocha Brown Caplet(s) Serving Size

14 Servings

Other Combinations Product Type

68% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin A

1500 mcg (167% DV)

Vitamin C

300 mg (333% DV)

Vitamin D

40 mcg (200% DV)

✅ 2.7× RDA — within safe limits 📚 604 studies (Tier A: 16, B: 251)

RDA 0.015mg This product: 0.04mg UL 0.1mg

Vitamin E

20.1 mg (134% DV)

✅ 1.3× RDA — within safe limits 📚 177 studies (Tier A: 3, B: 90)

RDA 15mg This product: 20.1mg UL 1000mg

Vitamin K

80 mcg (67% DV)

✅ Within RDA (0.7× RDA of 0.12 mg) 📚 273 studies (Tier A: 9, B: 175)

RDA 0.12mg This product: 0.08mg

Thiamine

50 mg (4167% DV)

📊 41.7× RDA — above typical dose 📚 76 studies (Tier A: 0, B: 33)

RDA 1.2mg This product: 50mg

Riboflavin

50 mg (3846% DV)

📊 38.5× RDA — above typical dose 📚 12 studies (Tier A: 0, B: 1)

RDA 1.3mg This product: 50mg

Niacin

50 mg (313% DV)

⚠️ Exceeds Tolerable Upper Intake Level by 1.4× (UL: 35 mg) 📚 193 studies (Tier A: 5, B: 63)

RDA 14mg This product: 50mg UL 35mg

Vitamin B6

50 mg (2941% DV)

📊 38.5× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)

RDA 1.3mg This product: 50mg UL 100mg

Folate

680 mcg DFE (170% DV)

⚠️ Exceeds Tolerable Upper Intake Level by 680.0× (UL: 1.0 mg) 📚 225 studies (Tier A: 10, B: 105)

RDA 0.4mg This product: 680mg UL 1.0mg

Vitamin B12

50 mcg (2083% DV)

📊 20.8× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)

RDA 0.0024mg This product: 0.05mg

Biotin

300 mcg (1000% DV)

📊 10.0× RDA — above typical dose 📚 26 studies (Tier A: 0, B: 11)

RDA 0.03mg This product: 0.3mg

Pantothenic Acid

50 mg (1000% DV)

📊 10.0× RDA — above typical dose 📚 1 studies — no high-quality reviews

RDA 5mg This product: 50mg

Choline

10 mg (2% DV)

📊 Market median: 125.0mg (294 products) 📚 36 studies (Tier A: 1, B: 7)

RDA 550mg This product: 10mg UL 3500mg

Calcium

200 mg (15% DV)

Iodine

150 mcg (100% DV)

✅ Within RDA (1.0× RDA of 0.15 mg) 📚 243 studies (Tier A: 4, B: 133)

RDA 0.15mg This product: 0.15mg UL 1.1mg

Magnesium

100 mg (24% DV)

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

This product: 100mg

Zinc

25 mg (227% DV)

✅ 2.3× RDA — within safe limits 📚 258 studies (Tier A: 6, B: 134)

RDA 11mg This product: 25mg UL 40mg

Selenium

200 mcg (364% DV)

📊 3.6× RDA — above typical dose (UL: 0.4 mg) 📚 172 studies (Tier A: 0, B: 67)

RDA 0.055mg This product: 0.2mg UL 0.4mg

Copper

2 mg (222% DV)

✅ 2.2× RDA — within safe limits 📚 36 studies (Tier A: 0, B: 11)

RDA 0.9mg This product: 2mg UL 10mg

Manganese

2 mg (87% DV)

✅ Within RDA (0.9× RDA of 2.3 mg) 📚 8 studies — no high-quality reviews

RDA 2.3mg This product: 2mg UL 11mg

Chromium

120 mcg (343% DV)

📊 3.4× RDA — above typical dose 📚 197 studies (Tier A: 1, B: 55)

RDA 0.035mg This product: 0.12mg

Molybdenum

75 mcg (167% DV)

✅ 1.7× RDA — within safe limits 📚 2 studies — no high-quality reviews

RDA 0.045mg This product: 0.075mg UL 2mg

Chloride

72 mg (3% DV)

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

This product: 72mg

Potassium

80 mg (2% DV)

Sports Blend:

54.91 mg

Super Antioxidant Blend

28.96 mg

Branched Chain Amino Acid Blend

150 mg

📊 Market median: 500.0mg (180 products) 📚 5 studies (Tier A: 0, B: 1)

This product: 150mg

Other Ingredients

Microcrystalline Cellulose Stearic Acid Cellulose Hydroxypropylcellulose Hydroxypropyl Methylcellulose Dicalcium Phosphate Calcium Silicate Maltodextrin Magnesium Stearate Food Starch, Modified Mannitol Gelatin Corn Starch natural Vanilla Mint flavor Sodium Ascorbate Dl-Alpha Tocopherol Methylcellulose Glucose Syrup Stevia leaf extract Vegetable Oil Butylated Hydroxyanisole Butylated Hydroxytoluene Gum Arabic Polyvinyl Pyrrolidone Mixed Tocopherols Ascorbyl Palmitate Caramel Medium Chain Triglycerides Paprika Extract Polyethylene Glycol Polyglycerol Fatty Acid Esters Polysorbate Sodium Aluminum Silicate Sodium Carboxymethylcellulose Starch Titanium Dioxide Talc Tricalcium Phosphate

Label Claims — Verification

❓ Nutrient

❓ All Other

❓ Structure/Function

All Other (99% of products) Structure/Function (76% of products) Nutrient (58% of products)

Target Groups

Adult (18 - 50 Years) Gluten Free Dairy Free

Product Information

📋 Directions for Use

Directions: As a dietary supplement, take the contents of one pack daily with food. Consume ample amounts of water while taking this product.

⚠️ Warnings & Precautions

Contains: Soybeans, fish (anchovy, mackerel, whiting, pollock, sardine, smelt, salmon, tuna, cod or a combination thereof). Contains bioengineered food ingredients.

Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov. Discontinue use two weeks prior to surgery. Inform your physician of this product's biotin content before any lab test. Niacin may cause a temporary flushing reaction.

Consult your physician prior to using this product if you are pregnant, nursing, taking medication, under 18 years of age or have a medical condition.

Consult your physician prior to using this product if you are pregnant, nursing, taking medication, under 18 years of age or have a medical condition. Keep out of reach of children.

🧪 Formulation Notes

3 Products in 1 Pack GNC AMP Strength Vitapak Program delivers the power of three science-based formulas to help you achieve your daily nutritional goals as you build muscles and get stronger. When used in conjunction with regular resistance training.

Get the nutritional support active bodies need Clinically studied multivitamin blend shown to work better than a basic multivitamin & packed with antioxidants to help fight free radicals that can be produced from your workout In a randomized, double-blind, placebo-controlled study of 112 healthy volunteers, subjects taking the GNC vitamin and mineral blends for six weeks experienced significant improvements in serum levels of certain key nutrients compared to a placebo and a basic multivitamin formula based upon multivariate statistical analyses of a group of B vitamins (thiamin, niacin, riboflavin, pantothenic acid, biotin, folic acid and vitamins B-6 and B-12) and key antioxidants and carotenoids (a group of beta-carotene, alpha-tocopherol, selenium, lutein and lycopene). Statistical improvements in SF-36 Vitality and Mental Health scores were also observed compared to placebo.

Includes clinically studied multivitamin blend

No artificial flavors, gluten free, no dairy. Gf Gluten free

Our Quality Commitment to You Since 1935, our mission as the industry leader has been to provide you with the highest-quality nutritional supplements. We continue to stand behind this mission. If you're not 100% satisfied with your purchase, return the unused portion of the product with your receipt within 30 days and we'll either refund your money or find a replacement product that is right for you.

Additional Information

14-Day Supply

Store in a cool, dry place.

If it's on our packages, then it's in our boxes. Clinically studied ingredients backed by real science. Get vitamins. Fuel muscles. Get stronger.

Product Details

DSLD Entry Date 2024-09-25

Product Type Other Combinations

Form Other (e.g. tea bag)

Brand GNC AMP Advanced Muscle Performance

Bundle Strength Vitapak

DSLD ID 317607

Data Updated 2026-04-11

Research Evidence

337 Research Sources

54 Avg Quality Score

161 Meta Analysis

68 Systematic Review

51 Rct

48 Clinical Trial

2 Other

2 Regulatory Source

1 Narrative Review

1 Cochrane Review

1 Guideline

1 Openfda Safety

A Vitamin A supplementation for preventing morbidity and mortality in children from six months to five years of age

Meta Analysis The Cochrane database of systematic reviews 2017

PubMed DOI Cochrane

A Vitamin A supplementation for the prevention of morbidity and mortality in infants six months of age or less

Meta Analysis The Cochrane database of systematic reviews 2011

PubMed DOI Cochrane

A Vitamin A supplementation for reducing the risk of mother-to-child transmission of HIV infection

Meta Analysis The Cochrane database of systematic reviews 2011

PubMed DOI Cochrane

A Vitamin A supplements for preventing mortality, illness, and blindness in children aged under 5: systematic review and meta-analysis

Meta Analysis BMJ (Clinical research ed.) 2011

PubMed DOI

A Fortification of staple foods with vitamin A for vitamin A deficiency

Systematic Review The Cochrane database of systematic reviews 2019

PubMed DOI Cochrane

A Vitamin A supplementation for the prevention of morbidity and mortality in infants one to six months of age

Narrative Review The Cochrane database of systematic reviews 2016

PubMed DOI Cochrane

A Vitamin A and fish oils for preventing the progression of retinitis pigmentosa

Meta Analysis The Cochrane database of systematic reviews 2020

PubMed DOI

A Exercise training-induced changes in exerkine concentrations may be relevant to the metabolic control of type 2 diabetes mellitus patients: A systematic review and meta-analysis of randomized controlled trials

Meta Analysis Journal of sport and health science 2023

PubMed DOI

A Food fortification with multiple micronutrients: impact on health outcomes in general population

Meta Analysis The Cochrane database of systematic reviews 2019

PubMed DOI

A Oral vitamin A supplements to prevent acute upper respiratory tract infections in children up to seven years of age

Meta Analysis The Cochrane database of systematic reviews 2024

PubMed DOI

View all evidence for Vitamin A →