Muscle Support

product on market Capsule Instaflex 🟢 Safety: 100/100
Brand: Instaflex
🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 50% of ingredients have research evidence
A Label Compliance Grade

Product Label

Label for Muscle Support
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Label Data

3 Capsule(s) Serving Size
30 Servings
Other Combinations Product Type
50% 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)
RDA 0.015mg This product: 0.01mg UL 0.1mg
30 IU (100% DV)
✅ 1.3× RDA — within safe limits 📚 177 studies (Tier A: 3, B: 90)
RDA 15mg This product: 20.1mg UL 1000mg
Calcium
300 mg (30% DV)
150 mg (37.5% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 150mg
Potassium
99 mg (3% DV)
500 mg
📊 Market median: 420.0mg (227 products)
Median 420.0mg This product: 500mg

Other Ingredients

Gelatin Rice Flour

Label Claims — Verification

❓ All Other
❓ Structure/Function
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

📋 Directions for Use

USAGE: As a dietary supplement, take 3 capsules daily with water. For best results, light exercise and sensible diet are recommended.

⚠️ Warnings & Precautions

Keep out of reach of children.

PRECAUTIONS: Use only as directed. Consult a health care practitioner before use if you are pregnant or nursing, alergic to asprin, have a serious medical condition or use prescription medications. For adult use only.

Additional Information

Keep product at room temperature and humidity (59-86F, 40% RH).

Instaflex also recommends the following:

Instaflex Bone Support • Support Bone Building • Stengthen Bones • Improve Density

Instaflex is a revolutionary joint health formula that has been scientifically formulated to help relieve stiff, achy joints and support cartilage repair. Featuring an exclusive compound of eight key ingredients that have been clinically tested for maximum effectiveness. Use Instaflex daily for happy, healthy, active lives.*

Instaflex Joint Support • Relieve Discomfort • Improve Flexibility • Increase Mobility

Instaflex Multivitamin • Support Immune System • Improve Total Health • Increase Energy

MADE IN USA

Reduce Cramping Decrease Soreness Speed Recovery

Reduces Cramping*

Support Muscle Health

www.Instaflex.com

Product Details

UPC / SKU 8 55710 00203 1
DSLD Entry Date 2011-11-25
Product Type Other Combinations
Form Capsule
Brand Instaflex
DSLD ID 2434
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
Meta Analysis The Cochrane database of systematic reviews 2009
PubMed DOI Cochrane
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2014
PubMed DOI Cochrane
A Vitamin D and vitamin D analogues for preventing fractures in post-menopausal women and older men
Meta Analysis The Cochrane database of systematic reviews 2014
PubMed DOI Cochrane
A Vitamin D supplementation for prevention of cancer in adults
Meta Analysis The Cochrane database of systematic reviews 2014
PubMed DOI Cochrane
A Interventions for preventing falls in older people in care facilities and hospitals
Meta Analysis The Cochrane database of systematic reviews 2018
PubMed DOI
A Drugs for preventing lung cancer in healthy people
Meta Analysis The Cochrane database of systematic reviews 2020
PubMed DOI
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2011
PubMed DOI Cochrane
A High prevalence of vitamin D deficiency in Asia: A systematic review and meta-analysis
Meta Analysis Critical reviews in food science and nutrition 2023
PubMed DOI
A The effect of vitamin D supplementation on depressive symptoms in adults: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Critical reviews in food science and nutrition 2023
PubMed DOI
A Interventions for preventing falls in older people living in the community
Meta Analysis The Cochrane database of systematic reviews 2009
PubMed DOI
View all evidence for Vitamin D →

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