Carlson M-S-M Sulfur 1000 mg 300 Capsules
- Item Form: Capsule
- Dosage Form: Capsule
- Product Benefits: Immune Support
- Flavor: Unflavored
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A single ingredient MSM capsule in a large 300 count vegetarian bottle, suited to ongoing daily use rather than a short trial run.
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ASIN: B017GUH3VKCategory: MSM Supplements
Overview
Carlson's MSM Sulfur capsules deliver 1000mg of MSM per serving in a 300 count vegetarian capsule bottle, marketed for joint function, connective tissue and skin support.
At 300 capsules this is a considerably larger bottle than typical MSM products, more suited to someone committing to daily long term use rather than trying MSM for the first time. The vegetarian capsule format broadens who can take it compared to gelatin based softgels.
- 1000mg MSM sulfur per capsule
- 300 vegetarian capsules per bottle
- Unflavored
- Marketed for joints, connective tissue and skin
Who it's for
For a long term MSM user who wants a large supply of a single ingredient sulfur compound rather than a joint formula bundled with other ingredients.
Pros and cons
- 1000mg MSM per capsule
- Large 300 count bottle
- Vegetarian capsules, unflavored
- Single ingredient, no vitamin C or collagen included
- Large bottle size is a bigger upfront purchase
- Immune support benefit listed without supporting detail
Performance notes
As a single ingredient formula, the MSM sulfur here is not bundled with cofactors like vitamin C, so the full capsule content is the sulfur compound itself. The listed immune support benefit is broader than the MSM category's usual joint and skin positioning, and the data does not break down what drives that specific claim.
Specifications
| Brand | Carlson |
|---|---|
| Dimensions & fit | |
| Item Weight | 0.58 poundshigher than 52% of 24 msm supplements |
| Item Dimensions | 3.5 × 3.5 × 6.5 inches |
| Capacity & performance | |
| Age Range Description | Adult |
| Construction & materials | |
| Material Features | Vegetarian |
| Color | No Color |
| Included components | |
| Unit Count | 300 |
| Other details | |
| Item Form | Capsule |
| Dosage Form | Capsule |
| Product Benefits | Immune Support |
| Flavor | Unflavored |
| Number Of Items | 1 |
| Total Servings Per Container | 300 |
Closest rivals on specs
Frequently asked questions
How much MSM is in each Carlson capsule?
1000mg per capsule.
How many capsules come in a bottle of Carlson M-S-M Sulfur?
300 vegetarian capsules.
Are Carlson's MSM capsules vegetarian?
Yes, they are vegetarian capsules.