D3-400 IU®

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.

Serving Size: 1 Tablet(s) · 1–2 per day

Not Present

• 

  Nature's Bounty Tablets 400IU 100ct

  Xpress Lane Pharmacy4.6(68)

  $4.99
• 

  Nature's Bounty D3 Gummies

  Walmart4.4(163)

  $8.47
• 

  Nature's Bounty D3 5000 IU Rapid Release

  BJ's Wholesale Club4.8(26)

  $20.99
• 

  Nature's Bounty Vitamin D3 125 mcg, 400 Softgels

  Instacart4.8(4300)

  $23.00
• 

  Nature's Bounty High Potency D3 Gummies

  Walmart4.7(360)

  $10.40
• 

  Nature's Bounty Vitamin D3 IU

  eBay - szsretail4.8(4300)

  $8.99
• 

  Nature's Bounty Vitamin D3 125 mcg, 400 Softgels Supplement Edible Fitness Dietary Healthcare Optimum Health_Nature'Bounty D3 400

  TikTok Shop4.8(4300)

  $29.99
• 

  (3 pack) Nature's Bounty Vitamin D3 Cholecalciferol, Immune and Bone Health Support, 50 mcg Softgels, 240 Count, Size: 2.35 inch x 2.35 inch x 4.35

  Walmart4.8(4300)

  $26.68

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

• Vitamin Store/All The Best 3.0

  4.9 (37)

  Vitamin & supplements store

  Via Casilina, 251, 00182 Roma RM, Italy

  Directions+39 06 241 5707

• Vitaminstore Ostiense

  4.7 (33)

  Vitamin & supplements store

  Via Pellegrino Matteucci, 104H, 00154 Roma RM, Italy

  Directions+39 06 6442 0794

• Rootminded - Ashwagandha Italia

  5.0 (1)

  Vitamin & supplements store

  Via in Lucina, 7, 00186 Roma RM, Italy

  Directions

• NUTRIFIT Integratori Sportivi

  4.9 (196)

  Vitamin & supplements store

  Via Sesto Fiorentino, 25, 00146 Roma RM, Italy

  Directions+39 06 8352 4203

• Nutragenix - Integrazione Innovativa

  4.9 (68)

  Vitamin & supplements store

  Largo Messico, 7, 00198 Roma RM, Italy

  Directions+39 342 552 0104

• NUTRITION LAB

  5.0 (221)

  Vitamin & supplements store

  Via Cornelia, 116, 00166 Roma RM, Italy

  Directions+39 388 616 8071

• Online shop of supplements USANA: The Cellular Nutrition Company

  Vitamin & supplements store

  V. del Corso, 189, 00186 Roma RM, Italy

  Directions+39 351 766 6093

• Vitaminstore Roma Termini

  4.6 (49)

  Vitamin & supplements store

  Viale Castro Pretorio, 102, 00185 Roma RM, Italy

  Directions+39 06 8377 9298

• Vitamin D3 supplementation increases spine bone mineral density in adolescents and young adults with human immunodeficiency virus infection being treated with …

  PL Havens, CB Stephensen… - Clinical Infectious …, 2018 - academic.oup.com

  … and mineral supplement (Nature’s Bounty Multi-Day Vitamins plus Minerals, Nature’s Bounty, … Among other constituents, this contained vitamin D3 400 IU and calcium 162 mg (as …

  201846 citations

• Evaluate the safety and efficacy of a biofield energy treated proprietary dietary supplement (TRI 360™) on psychological symptoms, mental disorders, emotional well …

  MKT BE, D Trivedi, S Mondal - Alternative Therapies in Health …, 2023 - search.proquest.com

  … healing energy to facilitate general health and well-being by … Supplement as a supportive care modality for any medical … Supplement for the relief of psychological and mental health …

  202311 citations

• Vitamin D: What the Label Numbers Mean

  How to read vitamin D amounts on a Supplement Facts panel, the IU-to-mcg conversion, and why %DV matters.

  VitaSuppTrack Editorial· Jun 24, 2026

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2013-01-25. DSLD Label ID: 17102. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.