Cycle Support

product on market Capsule Iron Labs Nutrition 🟢 Safety: 100/100
Brand: Iron Labs Nutrition
🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 64% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

4 Capsule(s) Serving Size
30 Servings
Other Combinations Product Type
64% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin C
100 mg (111% DV)
10 mg (588% DV)
📊 7.7× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 10mg UL 100mg
45 mg (900% DV)
📊 9.0× RDA — above typical dose 📚 1 studies — no high-quality reviews
RDA 5mg This product: 45mg
20 mg (182% DV)
✅ 1.8× RDA — within safe limits 📚 258 studies (Tier A: 6, B: 134)
RDA 11mg This product: 20mg UL 40mg
900 mg
📊 Market median: 600.0mg (7 products) 📚 39 studies (Tier A: 2, B: 13)
This product: 900mg
825 mg
📊 Market median: 250.0mg (562 products) 📚 53 studies (Tier A: 0, B: 19)
This product: 825mg
400 mg
📊 Market median: 333.0mg (166 products) 📚 9 studies (Tier A: 0, B: 2)
This product: 400mg
200 mg
📊 Market median: 320.0mg (426 products) 📚 24 studies (Tier A: 0, B: 5)
This product: 200mg
100 mg
📊 Market median: 630.0mg (46 products)
Median 630.0mg This product: 100mg
100 mg
📊 Market median: 100.0mg (284 products) 📚 10 studies (Tier A: 0, B: 4)
This product: 100mg
Policosanol
20 mg

Other Ingredients

Gelatin Microcrystalline Cellulose Magnesium Stearate

Label Claims — Verification

❓ All Other
❓ Structure/Function
All Other (99% of products) Structure/Function (83% of products) Nutrient (54% of products)

Target Groups

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

Product Information

📋 Directions for Use

Directions for use: As a dietary supplement for adults, take 4 capsules once per day. Take the capsules with a small glass of water.

⚠️ Warnings & Precautions

Important information: Do not exceed recommended daily dose. Dietary supplements must not be used as a substitute for a varied and balanced diet and a healthy lifestyle. Using this supplement at the same times as other Dietary supplements may result in excessive nutrient dosages, consult a qualified professional if you are unsure. Discontinue use and contact a doctor immediately if any adverse reactions occur. Do not use if seal is broken or missing.

Not recommended for the use by pregnant or lactating women. If you are taking any medications, are under medical supervision, have an existing medical condition or symptoms of illness, consult your doctor before use.

Not intended for use by persons under the age of 18. Keep out of the reach of children.

🧪 Formulation Notes

Made in the USA using globally sourced ingredients.

Cycle support plus NAC Original cycle support complex plus added NAC

Additional Information

Store in a cool, dry place.

Product Details

UPC / SKU X000IGWHDF
DSLD Entry Date 2024-12-21
Product Type Other Combinations
Form Capsule
Brand Iron Labs Nutrition
DSLD ID 320077
Data Updated 2026-04-11

Research Evidence

371 Research Sources
54 Avg Quality Score
148 Meta Analysis
82 Systematic Review
71 Rct
62 Clinical Trial
2 Regulatory Source
1 Cochrane Review
1 Narrative Review
1 Other
1 Openfda Safety
A Vitamin C supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
PubMed DOI Cochrane
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017
PubMed DOI Cochrane
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013
PubMed DOI Cochrane
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013
PubMed DOI Cochrane
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020
PubMed DOI Cochrane
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021
PubMed DOI Cochrane
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024
PubMed DOI
A Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
Meta Analysis International journal of molecular sciences 2024
PubMed DOI
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021
PubMed DOI
View all evidence for Vitamin C →

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