Supplements

Magnesium in supplements · page 146

10,004 supplements on the U.S. market list Magnesium with an amount per serving. The official Tolerable Upper Intake Level for adults is 350 mg a day (supplemental magnesium only (not magnesium in food)).

Tolerable Upper Intake Level (UL)

The highest daily amount that is unlikely to cause harm for almost all healthy people; it applies to supplemental magnesium only (not magnesium in food).

Age	Men	Women	Pregnancy	Breastfeeding
0-6 months	—	—	—	—
7-12 months	—	—	—	—
1–3 years	65 mg	65 mg	—	—
4–8 years	110 mg	110 mg	—	—
9–13 years	350 mg	350 mg	—	—
14–18 years	350 mg	350 mg	350 mg	350 mg
19–30 years	350 mg	350 mg	350 mg	350 mg
31–50 years	350 mg	350 mg	350 mg	350 mg
51+ years	350 mg	350 mg	—	—

Source: NIH ODS Magnesium Fact Sheet for Health Professionals, Table 3 (updated 2026-01-06).

Supplements with Magnesium

10,004 shown · page 146 of 209

100% Whey Protein Isolate Chocolate Peanut ButterNutraBio · Powder22 mg per serving

Brighter Day Natural Blackcurrant FlavourHigher Nature · Tablet or Pill100 mg per serving

100% Natural Whey Protein Isolate Natural Original FlavorBluebonnet · Powder20 mg per serving

100% Natural Whey Protein Isolate Natural French VanillaBluebonnet · Powder20 mg per serving

100% Natural Whey Protein Isolate Natural StrawberryBluebonnet · Powder20 mg per serving

100% Natural Whey Protein Isolate Natural Mixed BerryBluebonnet · Powder20 mg per serving

SeroPlusPure Encapsulations · Capsule100 mg per serving

Adreno RestoreGenestra Brands · Capsule105 mg per serving

Precision BCAA Strawberry BananaGNC Beyond Raw · Powder50 mg per serving

Optima-100Roex · Capsule60 mg per serving

Alive! Stress LessNature's Way · Softgel Capsule42 mg per serving

Mineral SupplementHealthy For Life · Capsule210 mg per serving

Essential AmiN.O. Energy + Electrolytes Cranberry Lemonade BreezeON Optimum Nutrition · Powder60 mg per serving

Essential AmiN.O. Energy + Electrolytes Pineapple TwistON Optimum Nutrition · Powder60 mg per serving

Essential AmiN.O. Energy + Electrolytes Tangerine WaveON Optimum Nutrition · Powder60 mg per serving

Essential AmiN.O. Energy + Electrolytes Watermelon SplashON Optimum Nutrition · Powder60 mg per serving

Precision BCAA Sour GummyGNC Beyond Raw · Powder50 mg per serving

Precision BCAA Tropical PunchGNC Beyond Raw · Powder50 mg per serving

Precision BCAA Mango MelonGNC Beyond Raw · Powder50 mg per serving

Precision BCAA Iced Tea LemonadeGNC Beyond Raw · Powder50 mg per serving

Precision BCAA WatermelonGNC Beyond Raw · Powder50 mg per serving

Precision BCAA Peach TeaGNC Beyond Raw · Powder50 mg per serving

Precision BCAA GrapeGNC Beyond Raw · Powder50 mg per serving

Adrenal SupportNature's Sunshine · Capsule10 mg per serving

Blue Ox Test EnhancerEA Enhanced · Capsule470 mg per serving

GlycoFuse UnflavoredGaspari Nutrition · Powder23 mg per serving

Precision BCAA Blue Raspberry LemonadeGNC Beyond Raw · Powder50 mg per serving

GlycoFuse Strawberry KiwiGaspari Nutrition · Powder23 mg per serving

GlycoFuse Orange Mango TwistGaspari Nutrition · Powder23 mg per serving

GlycoFuse Lemon IceGaspari Nutrition · Powder23 mg per serving

Keto Energy Knockout Fruit PunchXTEND · Powder100 mg per serving

Ultra Alpha Testosterone BoosterForestLeaf · Capsule20 mg per serving

Keto Energy Ultra FrostXTEND · Powder100 mg per serving

Precision BCAA Gummy WormGNC Beyond Raw · Powder50 mg per serving

Ultra Osteo-Guard Plus BonoliveDouglas Laboratories · Tablet or Pill100 mg per serving

Cytomune CDZ PlusNutrasal · Liquid5.0 mg per serving

C Aspa ScorbProgressive Professional from Progressive Laboratories · Powder250 mg per serving

Buffered C 1,000 mg Plus MineralsWoodstock Vitamins · Tablet or Pill40 mg per serving

Slimtastic Ephedra FreeDC · Capsule10 mg per serving

Hemp+Mountain Meadow Herbs · Capsule400 mg per serving

Meta-SevenJohn Gilmore, MD · Capsule200 mg per serving

Multi Collagen Beauty NightCodeage · Capsule225 mg per serving

Cholesterol Metabolism FactorsMNP Michael's Naturopathic Programs · Tablet or Pill180 mg per serving

Calci-Yums! Natural Strawberry FlavorKiddieMax · Gummy or Jelly200 mg per serving

Cal/Mag 1:2Metabolic Maintenance · Capsule125 mg per serving

NERVEsustainMetabolic Maintenance · Capsule50 mg per serving

Label data: NIH Office of Dietary Supplements, Dietary Supplement Label Database (dsld.od.nih.gov), public domain. Upper limits: NIH ODS Fact Sheets for Health Professionals (values from the Institute of Medicine, Food and Nutrition Board).