Thiamin
Thiamin, also known as Vitamin B-1, is essential for energy metabolism and helps convert carbohydrates into energy.
1 / 2
- Servings
- 60
- Price/serv
- 0.69
- Price
- 41.20
- Format
- Tablet
- Servings
- 60
- Price/serv
- 0.69
- Price
- 41.20
- Format
- Tablet
21st Century
21st Century B-100 Complex Prolonged Release - 60 Tablets
41.20
(VAT incl.)
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- Energy & Vitality
Certifications & Quality
- Gluten-Free
- Non-GMO
14-day returns policy
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21st Century B-100 Complex Prolonged Release is designed for people who need sustained energy and metabolic support throughout the day. The time-release formula delivers B vitamins (B1, B2, B3, B6, B12, and folic acid) gradually, supporting energy production and nervous system health. Each bottle contains 60 tablets for daily use.
21st Century B-100 Complex PR combines essential B vitamins in a time-release formula to support energy, metabolism, and overall health.
B vitamins play a vital role in the body's energy production, nervous system health, and red blood cell formation.
The 60-tablet bottle provides a long-lasting supply of B-complex vitamins with steady, sustained release for optimal absorption.
Includes a blend of essential B vitamins, such as B1, B2, B3, B6, B12, and folic acid, to support metabolism and energy levels.
Time-release (PR) formula ensures a gradual release of B vitamins throughout the day for sustained benefits.
60 tablets per bottle for a convenient, long-term supply of B-Complex vitamins.
How to use:
Take one tablet daily with a meal, or as directed by your healthcare provider.
Do not exceed the recommended daily dosage unless advised by a healthcare professional.
Store in a cool, dry place, and keep out of reach of children.
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Key Ingredients(5)
Riboflavin
Riboflavin, or Vitamin B-2, plays a crucial role in energy production and the metabolism of fats, drugs, and steroids.
Niacin
Niacin, also known as Vitamin B-3, is important for DNA repair and the production of stress and sex hormones in the adrenal glands.
Vitamin B-6
Vitamin B-6 is vital for protein metabolism and cognitive development, and it helps in the production of neurotransmitters.
Vitamin B-12
Vitamin B-12 is essential for red blood cell formation and neurological function, and it helps in DNA synthesis.
Ingredients(21)
Thiamin (as Thiamin Mononitrate, Vitamin B-1)Riboflavin (Vitamin B-2)Niacin (as Niacinamide)Vitamin B-6 (as Pyridoxine HCI)FolateVitamin B-12 (as Cyanocobalamin)BiotinPantothenic Acid (as d-Calcium Pantothenate)Calcium (as Calcium Carbonate)CelluloseStearic AcidHydroxypropyl MethylcelluloseSilicon DioxideDicalcium PhosphateEthylcelluloseGum AcaciaMagnesium SilicateMagnesium StearatePolyethylene GlycolPolysorbatePolyvinyl Alcohol
Nutrition Facts
Nutrition Facts
60 servings per container
Serving Size1 Tablet
Amount Per Serving
Calories 0
% Daily Value*
Total Fat0g
Saturated Fat0g
Trans Fat0g
Cholesterol0mg
Sodium0mg
Total Carbohydrate0g
Dietary Fiber0g
Total Sugars0g
Added Sugars0g
Protein0g
* Percent Daily Values are based on a 2,000 calorie diet.
How to Use
As a vitamin supplement, adults take one (1) tablet daily with any meal or as directed by a healthcare provider. Do not exceed recommended dosage. Individual results may vary.
Specs last updated: June 17, 2026
