🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 29% of ingredients have research evidence
B Label Compliance Grade

Product Label

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Label Data

3 Tablet(s) Serving Size
30 Servings
Other Combinations Product Type
29% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin C
200 mg (333% DV)
Calcium
20 mg (2% DV)
10 mg (1000% DV)
📊 4.3× RDA — above typical dose (UL: 11 mg) 📚 8 studies — no high-quality reviews
RDA 2.3mg This product: 10mg UL 11mg
Sodium
📊 Market median: 1000.0mg (1115 products) 📚 22 studies (Tier A: 0, B: 9)
This product: 1000mg
MSM
1 g
📊 Market median: 1000.0mg (2 products)
This product: 1000mg
📊 Market median: 600.0mg (79 products) 📚 24 studies (Tier A: 0, B: 6)
This product: 800mg

Other Ingredients

Microcrystalline Cellulose Modified Cellulose Dicalcium Phosphate Ascorbyl Palmitate Silica Coating

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) Gluten Free

Product Information

📋 Directions for Use

SUGGESTED USE: As a dietary supplement, take three (3) tablets daily with meals, or as directed by a healthcare professional.

⚠️ Warnings & Precautions

CAUTION: Individuals with high blood pressure, who are pregnant or nursing a baby, or who are taking prescriptive medication should consult their physician before using this product.

KEEP OUT OF REACH OF CHILDREN.

🧪 Formulation Notes

Sodium Free

Contains Glucosamine Sulfate, MSM and Chondroitin Sulfate

All Olympian Labs products are free from most allergens such as corn, yeast, barley, gluten, wheat, soy, lactose, all milk products, citrus, fish, egg products, as well as added flavorings, sugars, sweeteners, salt, preservatives, salicylates, and artificial colors.

Additional Information

STORE IN A COOL, DRY PLACE.

Since 1992 OL

May Help Support Healthy Joints & Connective Tissue

OptiMSM(TM)

Made in USA

When you buy an Olympian Labs product, you can be sure you are buying the best.

OLYMPIAN LABS GUARANTEE: Olympian Labs guarantees that all OL products are of the highest quality ingredients and lab assayed to ensure that what we say on the label is actually in the product.

Product Details

UPC / SKU 7 10013 00130 6
DSLD Entry Date 2012-06-01
Product Type Other Combinations
Form Tablet or Pill
DSLD ID 9577
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
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024
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
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021
View all evidence for Vitamin C →

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