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Sentry Adults

21st Century
4.7
★ ★ ★ ★ ★
(25350 ratings)
Iodine 150 mcg
Chloride 72 mg
Iron 18 mg
Manganese 2.3 mg
Molybdenum 45 mcg
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Score93

An affordable and comprehensive multivitamin for adults that supports energy and general wellness.

How scoring works
Quantity:130 Tablet(s) • (130 servings)
Goals:
Energy
Hair Health
Productivity Boost

Score 93

An affordable and comprehensive multivitamin for adults that supports energy and general wellness.

How scoring works

Also available as

1 option
300 servings 1 Tablet(s) • 300 Tablet(s) • 300 servings $16.99 ($0.05 per serving)
$8.99($0.06 per serving)
iHerb
$ 8.99
Amazon
$ 13.62
Walmart
$ 14.14
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Analysis

This daily tablet provides a full spectrum of vitamins and minerals for active adults. It includes 18 mg of iron, which is helpful for maintaining energy and healthy red blood cells. The formula also provides a small dose of chloride to help with daily mineral balance.

It is a very affordable way to ensure you are meeting your basic nutritional requirements every day. The large bottle size makes it easy to stay consistent with your routine. This is a solid, no-frills choice for anyone looking for all-around health support.

Pros

  • Full 18 mg iron dose
  • Very high financial value
  • Includes chloride and potassium
  • Broad vitamin spectrum

Cons

  • High calcium can slow iron absorption
  • Standard tablet format

Warnings

  • Contains iron; accidental overdose is dangerous for children
  • Consult a professional if you have iron sensitivity

Nutrient quality

84 Highest impact

Uses standard mineral forms like potassium chloride and magnesium oxide for foundational nutrient delivery. Dosages are appropriately balanced for general maintenance in healthy adults without excessive risk.

Ingredient transparency

98 Highest impact

Dosages for active ingredients are clearly identified, providing clarity for consumer tracking. Labeling is straightforward regarding usage and serving size, ensuring consumers know exactly what they are taking.

Customer satisfaction

94 Highest impact

Massive review volume and high ratings confirm strong consumer trust and product efficacy. Consistency in feedback suggests that users find the tablet reliable and effective for long-term health maintenance.

Value for money

98 Highest impact

Outstanding cost per serving provides exceptional value for a comprehensive nutrient profile. The price point is extremely competitive, making routine mineral support highly accessible for all consumers.

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Goals

Energy
Impact
High effect
B- Goal FitC Strength of SupportC CoverageB+ Formula Quality

This adult multivitamin addresses foundational energy needs by providing a broad spectrum of B-vitamins, iron, and iodine. The 18 mg dose of iron is particularly relevant for maintaining physical vitality and oxygen transport throughout the day.

Ingredients like magnesium and pantothenic acid support the body's fundamental processes for creating metabolic fuel. This formulation provides a cost-effective baseline for combating feelings of fatigue.

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Hair Health
Impact
Moderate effect
B+ Goal FitC- Strength of SupportC- CoverageC Formula Quality

Iron and iodine provide focused support for healthy ferritin levels and thyroid function, which are essential for reducing hair shedding. These nutrients appear well aligned for those addressing thinning related to common mineral deficiencies.

The biotin dose is exceptionally low, serving as a token addition that likely does not contribute to hair shaft strength or keratin synthesis. High levels of calcium carbonate could interfere with the absorption of iron, limiting the overall impact of the formula on hair density.

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Productivity Boost
Impact
Lower effect
F Goal FitF Strength of SupportD CoverageD+ Formula Quality

This foundational multivitamin includes 18mg of iron to support brain oxygenation and general energy. However, the B12 dosage (6mcg) is included at levels too low to provide a significant productivity boost.

Absorption of the iron is likely to be hindered by the 400mg of calcium present in the tablet. The formula provides broad wellness support but lacks the specific bioactive forms or nootropics required for focus.

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Ingredients

IngredientAmount per serving
Vitamin A (Beta-Carotene, Vitamin A Acetate)
 1050 mcg
Vitamin C (Ascorbic Acid)
 60 mg
Vitamin D3 (Cholecalciferol)
 25 mcg
Vitamin E (DL-Alpha-Tocopheryl Acetate)
 13.5 mg
Vitamin K (Phytonadione)
 25 mcg
Thiamine (Thiamine Mononitrate, Vitamin B1)
 1.5 mg
Riboflavin (Vitamin B2)
 1.7 mg
Niacin (Niacinamide)
 20 mg
Vitamin B6 (Pyridoxine Hydrochloride)
 2 mg
Folate
667 mcg DFE
Vitamin B12 (Cyanocobalamin)
 6 mcg
Biotin
30 mcg
Pantothenic Acid (D-Calcium Pantothenate)
 10 mg
Calcium (Calcium Carbonate, Dicalcium Phosphate)
 200 mg
Iron (Ferrous Fumarate)
 18 mg
Phosphorus (Dicalcium Phosphate)
 20 mg
Iodine (Potassium Iodide)
 150 mcg
Magnesium (Magnesium Oxide)
 50 mg
Zinc (Zinc Oxide)
 11 mg
Selenium (Sodium Selenate)
 55 mcg
Copper (Copper Sulfate)
 0.5 mg
Manganese (Manganese Sulfate)
 2.3 mg
Chromium (Chromium Picolinate)
 35 mcg
Molybdenum (Sodium Molybdate)
 45 mcg
Chloride (Potassium Chloride)
 72 mg
Potassium (Potassium Chloride)
 80 mg
Gluten Free Adults 18–50
Report overview
Iodine (Potassium Iodide) · 150 mcg OverallScore99
A+ Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA+ Value
This adult multivitamin uses potassium iodide to provide a consistent daily dose of iodine for thyroid health. It is an extremely affordable choice for general nutritional support.
View ingredientView products
Chloride (Potassium Chloride) · 72 mg OverallScore74
C Active Ingredient Quality & BioavailabilityB- Dose, Safety & Label TransparencyA+ Value
Sentry Adults is a cost-effective multivitamin that uses potassium chloride to provide a moderate dose of chloride. It offers high label transparency and good value, though its tablet form is a standard limitation for absorption.
View ingredientView products
Iron (Ferrous Fumarate) · 18 mg OverallScore74
F Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA+ Value
This multivitamin provides an effective 18mg dose of iron at an extremely low price. The primary drawbacks are the presence of high calcium levels that hinder absorption and the use of a standard iron form.
View ingredientView products
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Sentry Women

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4.7
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Centrum Silver Women 50+

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(16448 ratings)
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★★★★★
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Other sellers (3)
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