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Source Naturals

MSM Powder, 35 oz (1,000 g)

4.6 · 2766 reviews
3,269 ₽

Dietary Supplement Methylsulfonylmethane MSM serves as an important source of bioavailable dietary sulfur, a mineral that plays a critical role in maintaining the integrity and elasticity of connective and other tissues. It is an important component of proteins found throughout the body, such as in hair, nails, skin and tendons. MSM is a naturally occurring form of organic sulfur found mainly in protein-rich foods such as eggs, fish and lean meat. Taking MSM each day helps to replenish the body's supply of sulfur.

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Dietary Supplement Methylsulfonylmethane MSM serves as an important source of bioavailable dietary sulfur, a mineral that plays a critical role in maintaining the integrity and elasticity of connective and other tissues. It is an important component of proteins found throughout the body, such as in hair, nails, skin and tendons. MSM is a naturally occurring form of organic sulfur found mainly in protein-rich foods such as eggs, fish and lean meat. Taking MSM each day helps to replenish the body's supply of sulfur.

Customer reviews

5.0
verified purchase
Amazing

I love this MSM. My usual brand is out of stock. But this is essentially the same thing: OPT MSM. I always mix it with spring water and Acacia powder to activate it, because it needs to be taken with vitamin C. This MSM is amazing for flexibility. I also use it to relieve an aching body in the morning. Great find!

1/5/2025
5.0
verified purchase

My fav package and msm product. Use it daily and mix it with collagen or amino acids. Package is lovely, and all powdery products should be offered in this size.

9/1/2025
5.0
verified purchase
Joint Comfort and Daily Wellness

Source Naturals MSM Powder has been a great addition to my routine. The 16 oz size lasts a long time and makes it easy to add MSM into my diet every day. I usually mix it with water or juice, and while the taste is a bit strong, it’s manageable if you stir it well. After regular use, I’ve noticed better joint comfort, less stiffness, and overall easier movement during workouts and daily activities. My hair and nails also seem healthier, which is a nice bonus. I appreciate that it’s pure MSM without fillers, so I know exactly what I’m taking. It dissolves fairly well, and I haven’t had any stomach discomfort. Overall, this is a simple, effective way to support joints, recovery, and general wellness at a good value.

8/31/2025
5.0
verified purchase
It worked really well for me

A friend of mine recommended MSM powder beacause my knees were hurting during workouts. I started taking it, and after about two weeks, my symptoms dissapeared. It made me feel much more energetic. I always take it in the morning because it gives me a bit of a boost. The taste is slightly bitter, but not too bad. It has become a regular part of my life.

8/8/2025
5.0
verified purchase
Source Naturals, MSM Powder, 35 oz (1,000 g)

MSM Powder (Methylsulfonylmethane) is a naturally occurring sulfur compound found in plants, animals, and humans. It is commonly used as a supplement to support joint health, reduce inflammation, and improve flexibility. MSM may also promote healthy skin, hair, and nails by providing sulfur, a key component in collagen production. It is often used to relieve joint pain and stiffness, making it a popular choice for those with arthritis or active lifestyles.

3/5/2025
5.0
verified purchase
MSM

This was a quality supplement powder that was easy to mix in with any liquid or shake. It’s particularly good for bones, skin and an overall important feeling of well being. It’s loaded with all the ingredients for a good msm powder. Good for any age in an easy to digest powder.

3/5/2025
5.0
verified purchase

I saw someone on Tik Tok say this helps with hair growth and let me tell you my hair has been growing so much!!! Flavor is fine doesn’t really taste like much. So easy to ingest.

8/5/2023
5.0
verified purchase

Very good product highly recommend would definitely buy again another time

2/11/2026
5.0
verified purchase
good for joints and mobilty

Methylsulfonylmethane (MSM) is widely studied for its potential benefits in supporting joint health and mobility. Clinical trials have shown that MSM supplementation can help reduce joint pain, stiffness, and swelling while improving joint function and mobility in individuals with osteoarthritis. For instance, a 12-week randomized, double-blind, placebo-controlled trial found that participants taking 1.5 grams of MSM daily experienced a 33% decrease in pain, along with improvements in joint mobility, swelling, and walking time. Another study reported significant decreases in WOMAC pain and physical function impairment after 12 weeks of taking 6 grams of MSM per day. buy n bulk and either make your out capsule or drink in water i have also usded this to soak in the bath all good either way

11/17/2025
5.0
verified purchase
MSM OptiMSM®

Nice product, big bottle at a reasonable price, and tastes like other brands of MSM I have bought in the past. This brand advertised that it contains OptiMSM® MSM form which is one of the most pure form of natural occurring MSM. It’s very expensive here where I live. If you take the recommended dose, it’s enough for the whole year around. Down side - it doesn’t come with a measure spoon, at least in the bottle I bought there wasn’t any. :(

11/14/2025