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Heart Science

product on market Tablet or Pill Source Naturals Safety: 100/100
100/100

This product looks safe

  • Nicotinic Acid: 500mg is 14.3× the Tolerable Upper Intake Level (35mg)
  • 52% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains vitamins A and C, which are supported by strong evidence for maintaining immune function and antioxidant protection. However, the overall evidence coverage for this specific ingredient profile is very limited. The product maintains a high safety score with no significant concerns noted.

AI-generated summary based on research evidence. Not medical advice.

Alerts

Safety Alerts

Nicotinic Acid: 500mg is 14.3× the Tolerable Upper Intake Level (35mg)

Label

Product Label

Label for Heart Science
Open Full PDF View on NIH DSLD →
Details

Label Data

3 Tablet(s)
Serving Size
20
Servings
Other Combinations
Product Type
52%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Calories
30 Calorie(s)
Total Carbohydrate
1 Gram(s) (1% DV)
Protein
1 Gram(s) (2% DV)
Vitamin A
25000 IU (500% DV)
Vitamin C
1000 mg (1670% DV)
400 IU (1333% DV)
17.9× RDA — above typical dose (UL: 1000 mg) 179 studies (A:3, B:90)
50 mg (3333% DV)
41.7× RDA — above typical dose 76 studies (A:0, B:33)
500 mg (2500% DV)
Exceeds UL by 14.3× (UL: 35 mg) 196 studies (A:5, B:63)
50 mg (2500% DV)
38.5× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
800 mcg (200% DV)
2.0× RDA — within safe limits 226 studies (A:10, B:105)
500 mcg (8333% DV)
208.3× RDA — above typical dose 139 studies (A:1, B:44)
300 mg (75% DV)
Within RDA (0.7× RDA) 316 studies (A:8, B:159)
200 mcg (286% DV)
3.6× RDA — above typical dose (UL: 0.4 mg) 173 studies (A:0, B:67)
750 mcg (36% DV)
Within RDA (0.8× RDA) 37 studies (A:0, B:11)
300 mcg (250% DV)
8.6× RDA — above typical dose 199 studies (A:1, B:55)
Sodium
20 mg (1% DV)
Potassium
99 mg (3% DV)
Market median: 500.0mg (143 products)
500 mg
Market median: 200.0mg (136 products) 3 studies — no high-quality reviews
500 mg
Market median: 500.0mg (180 products) 5 studies (A:0, B:1)
Market median: 500.0mg (861 products) 61 studies (A:4, B:13)
400 mg
Market median: 500.0mg (159 products)
L-Proline
400 mg
26.7× RDA — above typical dose (UL: 1000 mg) 179 studies (A:3, B:90)
Market median: 333.0mg (166 products) 9 studies (A:0, B:2)
Market median: 333.0mg (166 products) 9 studies (A:0, B:2)
140 mg
Market median: 550.0mg (217 products) 29 studies (A:0, B:5)
Proanthodyn
120 mg
Market median: 1000.0mg (1115 products) 24 studies (A:0, B:9)
Market median: 450.0mg (254 products) 243 studies (A:0, B:100)
Soybean Isoflavone Concentrate
100 mg
Market median: 496.0mg (192 products) 20 studies — no high-quality reviews
Horsetail aerial parts extract
100 mg
Arjuna bark extract
100 mg
Alpha-Lipioc Acid
100 mg
60 mg
Market median: 100.0mg (283 products) 144 studies (A:1, B:64)
60 mg
Market median: 500.0mg (497 products) 135 studies (A:0, B:40)
Market median: 120.0mg (440 products) 191 studies (A:1, B:71)
50 mg
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)
GliSODin
50 mg
Market median: 167.0mg (311 products) 183 studies (A:0, B:65)
36 mg
Market median: 100.0mg (70 products)
Market median: 500.0mg (82 products) 19 studies (A:1, B:6)
Guggul Extract
30 mg
Myricetin
25 mg
EVNolMax
20 mg

Other Ingredients

Stearic Acid modified Cellulose Gum Silica Magnesium Stearate
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Use: 3 to 6 tablets daily with a meal.

Warnings & Precautions

Contains shellfish (shrimp/crab/lobster), wheat, and soy.

Warning: If you are pregnant, may become pregnant, or breastfeeding, or regularly taking any drug such as acetaminophen, prescription vitamin K, warfarin (Coumadin), or heparin, consult your health care professional before using this product.

Do not use if either tamper-evident seal is broken or missing.

Keep out of the reach of children.

Formulation Notes

Bio Align

Multi-nutrient complex

Heart Science is a Bio-Aligned Formula for the support of normal heart function and blood circulation.

Additional Information

G.D.U. (Gelatin Digestion Units) is a standard measure of activity for bromelain.

Metadata

Product Details

UPC / SKU0 21078 00341 0
DSLD Entry Date2022-11-22
Product TypeOther Combinations
FormTablet or Pill
BrandSource Naturals
DSLD ID274660
Data Updated2026-04-11
Research

Research Evidence

337
Research Sources
54
Avg Quality
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
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
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
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
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
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 →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.