Betaine in supplements

Living Calcium AdvancedGarden of Life · Other (e.g. tea bag)50 mg per serving

UltraGenesisNutra BioGenesis · Capsule250 mg per serving

Daily Total One Iron FreeCountry Life · Capsule3.8 mg per serving

Whole-Food Complex with added Multivitamin plus Vital MineralsDr. Mercola · Tablet or Pill114 mg per serving

Whole-Food Multivitamin plus Vital Minerals for WomenDr. Mercola · Tablet or Pill114 mg per serving

Liquid Morning Multivitamin RaspberryMary Ruth's · Liquid0.80 mg per serving

Life Extension Mix CapsulesLife Extension · Capsule100 mg per serving

Life Extension Mix Capsules without CopperLife Extension · Capsule100 mg per serving

Life Extension Mix PowderLife Extension · Powder100 mg per serving

Life Extension Mix TabletsLife Extension · Tablet or Pill100 mg per serving

Life Extension Mix Tablets with Extra NiacinLife Extension · Tablet or Pill100 mg per serving

Life Extension Mix Tablets without CopperLife Extension · Tablet or Pill100 mg per serving

ADHD Vitamin SupportBrainchild Nutritionals · Powder33 mg per serving

Spectrum Support One Part A Lemon Lime FlavorBrainchild Nutritionals · Liquid33 mg per serving

Spectrum Support Pak Part A Lemon Lime FlavorBrainchild Nutritionals · Liquid33 mg per serving

Spectrum Support Three Part ABrainchild Nutritionals · Capsule67 mg per serving

Spectrum Support Two Part ABrainchild Nutritionals · Liquid33 mg per serving

Max For Men Iron FreeCountry Life · Tablet or Pill15 mg per serving

Max for Women Iron FreeCountry Life · Capsule15 mg per serving

Core Daily-1 for Men 50+Country Life · Tablet or Pill76 mg per serving

Max For Men Iron FreeCountry Life · Tablet or Pill15 mg per serving

Healthy TestosteroneGNC Men's · Other (e.g. tea bag)100 mg per serving

Liquid Morning Multivitamin + Hair Growth Peach MangoMary Ruth's · Liquid10 mg per serving

Spectrum Support Three Lemon Lime FlavorBrainchild Nutritionals · Liquid67 mg per serving

ARTHOJointWonder Laboratories · Tablet or Pill13 mg per serving

ARTHOJointWonder Laboratories · Tablet or Pill13 mg per serving

Wholly ImmuneAllergy Research Group · Powder250 mg per serving

Super Immune Seasonal Wellness MultivitaminSuper Nutrition · Tablet or Pill70 mg per serving

Women Multivitamin + Supporting HerbsSuper Nutrition SimplyOne · Tablet or Pill25 mg per serving

Men's 50+ Multi-VitaminCalifornia Gold Nutrition Ultamins · Capsule20 mg per serving

Men's MultivitaminCalifornia Gold Nutrition Ultamins · Capsule20 mg per serving

Women's 50+ Multi-VitaminCalifornia Gold Nutrition Ultamins · Capsule2.0 mg per serving

Women's Multi-VitaminCalifornia Gold Nutrition Ultamins · Capsule2.0 mg per serving

The 30 Day Beauty SecretFuturebiotics · Tablet or Pill75 mg per serving

Hair, Skin & NailsFuturebiotics · Tablet or Pill50 mg per serving

Complete Multivitaminhellohealth · Capsule200 mg per serving

Ultra Protein Plus Natural Chocolate FlavorDouglas Laboratories · Powder34 mg per serving

Master FormulaPrimal Blueprint · Capsule100 mg per serving

Optimal ManSeeking Health · Capsule150 mg per serving

Prenatal EssentialsSeeking Health · Capsule150 mg per serving

Men's Blend Iron FreeSuper Nutrition · Tablet or Pill66 mg per serving

Prenatal BlendSuper Nutrition · Tablet or Pill50 mg per serving

Men Multivitamin + Supporting Herbs Iron FreeSuper Nutrition SimplyOne · Tablet or Pill25 mg per serving

Earth Source Multi-NutrientSolgar · Tablet or Pill20 mg per serving

Mega Vita-MinDC · Other (e.g. tea bag)10 mg per serving

Formula 75DC · Tablet or Pill25 mg per serving

Metabolic Detox Complete Natural VanillaMetabolic Maintenance · Powder200 mg per serving

Heart ScienceSource Naturals · Tablet or Pill100 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).