🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 41% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

This profile contains essential vitamins that support immune function, bone health, and metabolic processes. Research provides strong evidence for the roles of vitamins A, C, D3, B6, and B12 in maintaining systemic health. Overall evidence coverage for this specific combination is limited.

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

Product Label

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Label Data

1 Structural System Packet(s) Serving Size
60 Servings
Other Combinations Product Type
41% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin A
75 mcg RAE (8% DV)
Vitamin C
75 mg (83% DV)
2.5 mcg (12.5% DV)
✅ Within RDA (0.2× RDA of 0.015 mg) 📚 608 studies (Tier A: 16, B: 251)
RDA 0.015mg This product: 0.0025mg UL 0.1mg
2.5 mg (147% DV)
✅ 1.9× RDA — within safe limits 📚 114 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 2.5mg UL 100mg
15 mcg (625% DV)
📊 6.2× RDA — above typical dose 📚 139 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 0.015mg
Calcium
300 mg (23% DV)
Iron
1.5 mg (8% DV)
94 mg (8% DV)
✅ Within RDA (0.1× RDA of 700 mg) 📚 13 studies (Tier A: 0, B: 3)
RDA 700mg This product: 94mg UL 4000mg
300 mg (71% DV)
✅ Within RDA (0.7× RDA of 420 mg) 📚 316 studies (Tier A: 8, B: 159)
RDA 420mg This product: 300mg UL 350mg
7.5 mg (68% DV)
✅ Within RDA (0.7× RDA of 11 mg) 📚 263 studies (Tier A: 6, B: 134)
RDA 11mg This product: 7.5mg UL 40mg
1 mcg (111% DV)
📊 Market median: 2.0mg (138 products) 📚 37 studies (Tier A: 0, B: 11)
RDA 0.9mg This product: 0.001mg UL 10mg
0.5 mg (22% DV)
✅ Within RDA (0.2× RDA of 2.3 mg) 📚 9 studies — no high-quality reviews
RDA 2.3mg This product: 0.5mg UL 11mg
Potassium
50 mg (1% DV)
0.5 mg
📊 Market median: 3.0mg (58 products) 📚 3 studies — no high-quality reviews
This product: 0.5mg UL 20mg
Skeletal Strength Proprietary Blend
108 mg
Joint Support Proprietary Blend
800 mg
EverFlex Proprietary Blend
1800 mg

Other Ingredients

Cellulose Gelatin Water Stearic Acid Magnesium Stearate Silicon Dioxide

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)

Product Information

📋 Directions for Use

Recommended use: Take the contents of one Structural System packet with breakfast, and one packet with your evening meal. Follow this pattern for 30 days.

Maximize the benefits Eat a healthy and balanced diet Increase your physical activity Drink plenty of water throughout the day

⚠️ Warnings & Precautions

Warning: Accidental overdose of iron-containing products is a leading cause of fatal poisoning in children under 6. Keep this product out of the reach of children. In case of accidental overdose, call a doctor or poison control center immediately.

Pregnant or lactating women should consult their health care provider prior to taking this supplement.

This carton was sealed for your protection. Do not use if seal is missing or damaged.

🧪 Formulation Notes

Nature's Sunshine uses natural source materials that are subject to color variation.

Skeletal strength Provides nutrients that support the body to manufacture bones, muscles, ligaments, tendons and skin. This balanced calcium-magnesium supplement is complete with vitamins, minerals and herbs. Joint support Features herbs traditionally used to support the immune and structural systems. Everflex w/ hyalronic acid Offers the joint-supporting benefits of glucosamine, chondroitin, MSM and hyaluronic acid in one tablet. This formula supports the lubrication of joints to promote joint flexibility and mobility.

Supports the body's bones, joints & muscles

Structural system support The structural system provides the framework for our body, protects our organs, houses marrow, and store minerals. Bones, joints, tendons, ligaments, muscles, and teeth allow us to move freely and perform tasks. Age, lack of exercise, a poor diet and other factors may contribute to an unhealthy structural system, which may result in limited range of motion. The ingredients in this 30-day Structural System program are formulated to supply nutrients to help maintain strong bones and healthy structural tissue.

Contents Structural System Packet 2 Skeletal strength tablets 2 Joint support capsules 2 EverFlex tablets

Additional Information

Please recycle this carton. We are committed to you and our planet. Scan QR code to learn more.

Guaranteed Pure

New look! Same great product

30 day program

Product Details

DSLD Entry Date 2024-11-22
Product Type Other Combinations
Form Other (e.g. tea bag)
DSLD ID 313139
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
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
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
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
A Fortification of staple foods with vitamin A for vitamin A deficiency
Systematic Review The Cochrane database of systematic reviews 2019
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
A Vitamin A and fish oils for preventing the progression of retinitis pigmentosa
Meta Analysis The Cochrane database of systematic reviews 2020
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
A Food fortification with multiple micronutrients: impact on health outcomes in general population
Meta Analysis The Cochrane database of systematic reviews 2019
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
View all evidence for Vitamin A →

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DSLD ID: 313139 Fetched: 2026-04-11
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