One Per Meal Lifeguard by Life Priority — Ingredients, Evidence & Safety

🟢 97/100

This product looks safe

Niacin: 40mg is 1.1× the Tolerable Upper Intake Level (35mg)
Selenium: 57mg is 142.5× the Tolerable Upper Intake Level (0.4mg)
69% of ingredients have research evidence

D Label Compliance Grade

Product Label

📄 Open Full PDF View on NIH DSLD →

📸

Have a supplement label? Find it here.

Upload a photo of any supplement label to search our database of 92,312 products.

Safety Alerts

⚠️ Niacin: 40mg is 1.1× the Tolerable Upper Intake Level (35mg)

⚠️ Selenium: 57mg is 142.5× the Tolerable Upper Intake Level (0.4mg)

Label Data

1 Capsule(s) Serving Size

90 Servings

Other Combinations Product Type

69% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin A

1667 IU (33% DV)

Vitamin A

3333 IU (67% DV)

Vitamin C

300 mg (500% DV)

Vitamin D

300 IU (75% DV)

✅ Within RDA (0.5× RDA of 0.015 mg) 📚 604 studies (Tier A: 16, B: 251)

RDA 0.015mg This product: 0.007500000000000001mg UL 0.1mg

Vitamin E

67 IU (220% DV)

✅ 3.0× RDA — within safe limits 📚 177 studies (Tier A: 3, B: 90)

RDA 15mg This product: 44.89mg UL 1000mg

Vitamin K

47 mcg (60% DV)

✅ Within RDA (0.4× RDA of 0.12 mg) 📚 273 studies (Tier A: 9, B: 175)

RDA 0.12mg This product: 0.047mg

Thiamine

5.2 mg (350% DV)

📊 4.3× RDA — above typical dose 📚 76 studies (Tier A: 0, B: 33)

RDA 1.2mg This product: 5.2mg

Riboflavin

6.7 mg (390% DV)

📊 5.2× RDA — above typical dose 📚 12 studies (Tier A: 0, B: 1)

RDA 1.3mg This product: 6.7mg

Niacin

40 mg (200% DV)

⚠️ Exceeds Tolerable Upper Intake Level by 1.1× (UL: 35 mg) 📚 193 studies (Tier A: 5, B: 63)

RDA 14mg This product: 40mg UL 35mg

Vitamin B6

15.3 mg (760% DV)

📊 11.8× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)

RDA 1.3mg This product: 15.3mg UL 100mg

Folic Acid

267 mcg (70% DV)

✅ Within RDA (0.7× RDA of 0.4 mg) 📚 225 studies (Tier A: 10, B: 105)

RDA 0.4mg This product: 0.267mg UL 1.0mg

Vitamin B12

33 mcg (550% DV)

📊 13.8× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)

RDA 0.0024mg This product: 0.033mg

Biotin

167 mcg (60% DV)

📊 5.6× RDA — above typical dose 📚 26 studies (Tier A: 0, B: 11)

RDA 0.03mg This product: 0.167mg

Pantothenic Acid

43 mg (430% DV)

📊 8.6× RDA — above typical dose 📚 1 studies — no high-quality reviews

RDA 5mg This product: 43mg

Calcium

31 mg (4% DV)

Iodine

50 mcg (35% DV)

✅ Within RDA (0.3× RDA of 0.15 mg) 📚 243 studies (Tier A: 4, B: 133)

RDA 0.15mg This product: 0.05mg UL 1.1mg

Zinc

11.7 mg (80% DV)

✅ 1.1× RDA — within safe limits 📚 258 studies (Tier A: 6, B: 134)

RDA 11mg This product: 11.7mg UL 40mg

Selenium

57 mg (80% DV)

⚠️ Exceeds Tolerable Upper Intake Level by 142.5× (UL: 0.4 mg) 📚 172 studies (Tier A: 0, B: 67)

RDA 0.055mg This product: 57mg UL 0.4mg

Copper

1 mg (50% DV)

✅ 1.1× RDA — within safe limits 📚 36 studies (Tier A: 0, B: 11)

RDA 0.9mg This product: 1mg UL 10mg

Manganese

833 mcg (40% DV)

✅ Within RDA (0.4× RDA of 2.3 mg) 📚 8 studies — no high-quality reviews

RDA 2.3mg This product: 0.833mg UL 11mg

Chromium

67 mcg (60% DV)

✅ 1.9× RDA — within safe limits 📚 197 studies (Tier A: 1, B: 55)

RDA 0.035mg This product: 0.067mg

Molybdenum

167 mcg (220% DV)

📊 3.7× RDA — above typical dose (UL: 2 mg) 📚 2 studies — no high-quality reviews

RDA 0.045mg This product: 0.167mg UL 2mg

Taurine

50 mg

📊 Market median: 500.0mg (180 products) 📚 5 studies (Tier A: 0, B: 1)

This product: 50mg

L-Cysteine Hydrochloride

33 mg

📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)

This product: 33mg

Quercetin

17 mg

📊 Market median: 500.0mg (283 products) 📚 173 studies (Tier A: 0, B: 62)

This product: 17mg

Boron

1 mg

📊 Market median: 3.0mg (58 products) 📚 2 studies — no high-quality reviews

This product: 1mg UL 20mg

Other Ingredients

Gelatin Water

Label Claims — Verification

❓ Nutrient

❓ All Other

❓ Structure/Function

All Other (99% of products) Structure/Function (76% of products) Nutrient (58% of products)

Target Groups

Adult (18 - 50 Years) Women (not pregnant or lactating)

Product Information

📋 Directions for Use

Suggested Use: For adults only. Take 1 capsule 3 times a day immediately after meals as a dietary supplement.

⚠️ Warnings & Precautions

Safety sealed for your protection. Return for replacement if outer seal is broken.

Suggested Use: For adults only.

The niacin content of One Per Meal LifeGuard may cause temporary skin flushing, redness, a feeling of heat, and itching which usually last for about a half hour. This niacin flush is harmless and can be minimized by taking the capsules on a full stomach.

Caution: Keep out of reach of children. Not for use by children or pregnant or lactating women.

Use only as directed. Persons with Wilson's disease should not use this formula. Women from families with a high incidence of thyroid disease should not take this product unless directed by their physician.

Not for use by children or pregnant or lactating women.

🧪 Formulation Notes

One Per Meal LifeGuard is a scientifically formulated high potency, multivitamin, multimineral, antioxidant formulation meant to replace one-dose-per-day products. Designed by the famous nutritional research scientists, Durk Pearson and Sandy Shaw, this nutrient mix provides free radical protection and general nutritional supplementation.

A high-quality, research-based multivitamin that is packed with 26 different essential vitamins, minerals, and antioxidants that are important to maintain a healthy immune system.

Protect

Contains no fillers, pollen, soy wheat, or yeast products, which may cause allergic reaction in some people.

Additional Information

Store in a cool, dry place.

Life Priority Your Life, Our Priority

Product Details

UPC / SKU 6 89771 51077 4

DSLD Entry Date 2024-11-22

Product Type Other Combinations

Form Capsule

Brand Life Priority

DSLD ID 320760

Data Updated 2026-04-11

Research Evidence

337 Research Sources

54 Avg Quality Score

161 Meta Analysis

68 Systematic Review

51 Rct

48 Clinical Trial

2 Other

2 Regulatory Source

1 Narrative Review

1 Cochrane Review

1 Guideline

1 Openfda Safety

A Vitamin A supplementation for preventing morbidity and mortality in children from six months to five years of age

Meta Analysis The Cochrane database of systematic reviews 2017

PubMed DOI Cochrane

A Vitamin A supplementation for the prevention of morbidity and mortality in infants six months of age or less

Meta Analysis The Cochrane database of systematic reviews 2011

PubMed DOI Cochrane

A Vitamin A supplementation for reducing the risk of mother-to-child transmission of HIV infection

Meta Analysis The Cochrane database of systematic reviews 2011

PubMed DOI Cochrane

A Vitamin A supplements for preventing mortality, illness, and blindness in children aged under 5: systematic review and meta-analysis

Meta Analysis BMJ (Clinical research ed.) 2011

PubMed DOI

A Fortification of staple foods with vitamin A for vitamin A deficiency

Systematic Review The Cochrane database of systematic reviews 2019

PubMed DOI Cochrane

A Vitamin A supplementation for the prevention of morbidity and mortality in infants one to six months of age

Narrative Review The Cochrane database of systematic reviews 2016

PubMed DOI Cochrane

A Vitamin A and fish oils for preventing the progression of retinitis pigmentosa

Meta Analysis The Cochrane database of systematic reviews 2020

PubMed DOI

A Exercise training-induced changes in exerkine concentrations may be relevant to the metabolic control of type 2 diabetes mellitus patients: A systematic review and meta-analysis of randomized controlled trials

Meta Analysis Journal of sport and health science 2023

PubMed DOI

A Food fortification with multiple micronutrients: impact on health outcomes in general population

Meta Analysis The Cochrane database of systematic reviews 2019

PubMed DOI

A Oral vitamin A supplements to prevent acute upper respiratory tract infections in children up to seven years of age

Meta Analysis The Cochrane database of systematic reviews 2024

PubMed DOI

View all evidence for Vitamin A →