HeartZest
100/100
This product looks safe
- No ingredients exceed tolerable upper intake levels
- 75% of ingredients have research evidence
A
Label Compliance Grade
Product Label
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Label Data
2 Tablet(s)
Serving Size
30
Servings
Multi-Vitamin and Mineral (MVM)
Product Type
75%
Evidence Coverage
Supplement Facts — Evidence Check
400 IU
(100% DV)
✅ Within RDA (0.7× RDA of 0.015 mg)
📚 604 studies (Tier A: 16, B: 251)
100 mcg
(125% DV)
✅ Within RDA (0.8× RDA of 0.12 mg)
📚 273 studies (Tier A: 9, B: 175)
5 mg
(250% DV)
📊 3.8× RDA — above typical dose (UL: 100 mg)
📚 113 studies (Tier A: 3, B: 35)
400 mcg
(100% DV)
✅ Within RDA (1.0× RDA of 0.4 mg)
📚 225 studies (Tier A: 10, B: 105)
50 mcg
(833% DV)
📊 20.8× RDA — above typical dose
📚 138 studies (Tier A: 1, B: 44)
Calcium
70 mg
(7% DV)
300 mg
(75% DV)
📊 Market median: 4002.0mg (1 products)
📚 20 studies (Tier A: 0, B: 2)
Potassium
99 mg
(3% DV)
Other Ingredients
Microcrystalline Cellulose
Stearic Acid
Hypromellose
Croscarmellose Sodium
Titanium Dioxide
Magnesium Stearate
Silica
Macrogol
Hydroxypropyl Cellulose
Label Claims — Verification
❓
Nutrient
❓
All Other
All Other (99% of products)
Structure/Function (85% of products)
Nutrient (70% of products)
Approved Health (4% of products)
Target Groups
Adult (18 - 50 Years)
Product Information
🧪 Formulation Notes
K2 and D3 for optimal calcium distribution
Additional Information
Cardiovascular support
Optimal vascular health Supports healthy flexible blood vessels
Promotes a healthy heart rhythm
GMP Quality assured
Product Details
DSLD Entry Date
2019-09-24
Product Type
Multi-Vitamin and Mineral (MVM)
Form
Tablet or Pill
Brand
Primal Labs
DSLD ID
206614
Data Updated
2026-04-11
Research Evidence
872
Research Sources
53
Avg Quality Score
309
Meta Analysis
309
Clinical Trial
111
Rct
71
Systematic Review
55
Guideline
4
Cochrane Review
4
Regulatory Source
2
Other
2
Narrative Review
2
Observational
1
Openfda Safety
A
Vitamin D and vitamin D analogues for preventing fractures associated with involutional and post-menopausal osteoporosis
A
Vitamin D and vitamin D analogues for preventing fractures in post-menopausal women and older men
A
The effect of vitamin D supplementation on depressive symptoms in adults: A systematic review and meta-analysis of randomized controlled trials
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