5/15/2025
Last update
5/15/2025
Reviewed By
Reviewed By
Overview
SCIENTIFIC SCORE
Possibly Effective
Based on 31 Researches
7.1
USERS' SCORE
Good
Based on 2 Reviews
8.3
Supplement Facts
Serving Size: 2 Soft Gels
Amount Per Serving
%DV
Calories
20
Total Fat
2 g
3%
Saturated Fat
0 g
0%
Trans Fat
0 g
â€
Vitamin D3 (cholecalciferol)
25 mcg (1000 IU)
125%
Total Omega-3s♦
1280 mg
â€
EPA (Eicosapentaenoic Acid)
650 mg
â€
DHA (Docosahexaenoic Acid)
450 mg
â€
Top Medical Research Studies
1
We conducted a thorough investigation into the effects of vitamin D3 supplementation on knee pain and cartilage volume in people suffering from knee osteoarthritis, particularly those with low vitamin D levels. This study took place in Tasmania and Victoria, Australia, and was designed as a multicenter, randomized, double-blind, placebo-controlled clinical trial.
Over a span of two years, we divided participants into two groups: one received a monthly dose of oral vitamin D3 (50,000 IU), while the other group received a placebo. Our main focus was to evaluate any changes in tibial cartilage volume, measured through MRI, as well as the participants' knee pain levels as indicated by the Western Ontario and McMaster Universities Arthritis Index (WOMAC) pain score.
The results showed that, compared to the placebo group, those who received vitamin D3 experienced no significant differences in either tibial cartilage volume or reported knee pain over the two years. This indicates that vitamin D3 supplementation does not provide meaningful benefits for reducing tibial cartilage loss or improving knee pain in patients with symptomatic knee osteoarthritis.
Over a span of two years, we divided participants into two groups: one received a monthly dose of oral vitamin D3 (50,000 IU), while the other group received a placebo. Our main focus was to evaluate any changes in tibial cartilage volume, measured through MRI, as well as the participants' knee pain levels as indicated by the Western Ontario and McMaster Universities Arthritis Index (WOMAC) pain score.
The results showed that, compared to the placebo group, those who received vitamin D3 experienced no significant differences in either tibial cartilage volume or reported knee pain over the two years. This indicates that vitamin D3 supplementation does not provide meaningful benefits for reducing tibial cartilage loss or improving knee pain in patients with symptomatic knee osteoarthritis.
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1
Vitamin D3 ineffective for knee pain
We conducted a thorough investigation into whether vitamin D3 supplementation could alleviate knee pain in individuals with osteoarthritis. Our study involved 146 participants, all experiencing symptomatic knee osteoarthritis. They were either given a placebo or oral doses of vitamin D3, specifically aimed at achieving serum levels greater than 36 ng/mL over two years.
The main focus was on evaluating changes in knee pain and cartilage loss, utilizing the Western Ontario and McMaster Universities (WOMAC) pain scale for symptoms and magnetic resonance imaging for cartilage assessment. Unfortunately, our findings revealed that vitamin D supplementation did not lead to any significant reduction in knee pain or cartilage loss when compared to the placebo.
While we were hopeful that vitamin D3 might provide some relief, the results clearly indicated that this approach did not yield the desired effects in patients suffering from knee osteoarthritis. This outcome is crucial as it helps to shape future treatment approaches for this common condition.
The main focus was on evaluating changes in knee pain and cartilage loss, utilizing the Western Ontario and McMaster Universities (WOMAC) pain scale for symptoms and magnetic resonance imaging for cartilage assessment. Unfortunately, our findings revealed that vitamin D supplementation did not lead to any significant reduction in knee pain or cartilage loss when compared to the placebo.
While we were hopeful that vitamin D3 might provide some relief, the results clearly indicated that this approach did not yield the desired effects in patients suffering from knee osteoarthritis. This outcome is crucial as it helps to shape future treatment approaches for this common condition.
Read More
We explored whether purified docosahexaenoic acid (DHA), an omega-3 fatty acid, can ease knee pain and swelling in a mouse model of arthritis. Mice with arthritis were treated with either oral or injected DHA, and we observed notable improvements in pain behavior and knee swelling.
This study highlights that DHA may reduce pain and inflammation in knee arthritis, suggesting it could be a helpful option for those suffering from rheumatoid arthritis. However, it’s essential to keep in mind that these results come from an animal model, and human studies are necessary.
This study highlights that DHA may reduce pain and inflammation in knee arthritis, suggesting it could be a helpful option for those suffering from rheumatoid arthritis. However, it’s essential to keep in mind that these results come from an animal model, and human studies are necessary.
Read More
Most Useful Reviews
7.5
Reduced toe pain
I've used this product for over 15 years and absolutely love it. I believe it has alleviated the pain in my big toe caused by osteoarthritis.
Read More
7.5
Less knee pain
As a previous sceptic, I researched Omega 3 and Nordic Naturals received high ratings. The product has genuinely exceeded my low expectations. I’ve noticed uplifting effects on my mood, and my knee pain has diminished. However, I still rely on prescription anti-inflammatories as I await knee replacement surgery. I recommended it to a friend with chronic depression, and her mood has improved significantly.
Read More
Medical Researches
SCIENTIFIC SCORE
Possibly Effective
Based on 31 Researches
7.1
- All Researches
9.5
Phytalgic promotes knee pain relief
We evaluated the effectiveness of Phytalgic, a supplement containing fish oil, on reducing knee pain in patients with osteoarthritis. In a randomized double-blind study of 81 participants, those taking Phytalgic reported lower usage of analgesics and NSAIDs compared to the placebo group.
Our findings showed significant reductions in pain, stiffness, and overall knee function, highlighting the potential benefit of Phytalgic in managing osteoarthritis symptoms. Overall, it seems that Phytalgic may offer an alternative relief option for those suffering from knee pain.
Our findings showed significant reductions in pain, stiffness, and overall knee function, highlighting the potential benefit of Phytalgic in managing osteoarthritis symptoms. Overall, it seems that Phytalgic may offer an alternative relief option for those suffering from knee pain.
Read More
We explored whether purified docosahexaenoic acid (DHA), an omega-3 fatty acid, can ease knee pain and swelling in a mouse model of arthritis. Mice with arthritis were treated with either oral or injected DHA, and we observed notable improvements in pain behavior and knee swelling.
This study highlights that DHA may reduce pain and inflammation in knee arthritis, suggesting it could be a helpful option for those suffering from rheumatoid arthritis. However, it’s essential to keep in mind that these results come from an animal model, and human studies are necessary.
This study highlights that DHA may reduce pain and inflammation in knee arthritis, suggesting it could be a helpful option for those suffering from rheumatoid arthritis. However, it’s essential to keep in mind that these results come from an animal model, and human studies are necessary.
Read More
9
We aimed to understand the therapeutic impact of vitamin D3 on knee pain associated with osteoarthritis (OA). In a 3-month open-label clinical trial, we observed 80 patients with knee OA who took an oral supplement of vitamin D3 at a dosage of 4000 IU per day.
Over the course of the study, we measured the participants' pain levels and functionality using WOMAC subscores and Visual Analog Scale (VAS) assessments. Excitingly, we found that the average pain intensity decreased significantly after treatment. In fact, about 87% of the participants showed a notable positive response to the vitamin D3 supplementation.
Alongside improvements in pain, we also noted changes in certain inflammation markers in the blood. There was a significant decrease in pro-inflammatory cytokines like TNF-α and IL-17, while levels of IL-33 increased. This suggests that vitamin D3 might play a role in modulating the inflammatory processes related to knee OA.
Ultimately, our findings highlight the potential of vitamin D3 supplementation as a promising therapeutic option for managing knee OA symptoms. Further research is warranted to delve deeper into the role of IL-33 and its implications for osteoarthritis.
Over the course of the study, we measured the participants' pain levels and functionality using WOMAC subscores and Visual Analog Scale (VAS) assessments. Excitingly, we found that the average pain intensity decreased significantly after treatment. In fact, about 87% of the participants showed a notable positive response to the vitamin D3 supplementation.
Alongside improvements in pain, we also noted changes in certain inflammation markers in the blood. There was a significant decrease in pro-inflammatory cytokines like TNF-α and IL-17, while levels of IL-33 increased. This suggests that vitamin D3 might play a role in modulating the inflammatory processes related to knee OA.
Ultimately, our findings highlight the potential of vitamin D3 supplementation as a promising therapeutic option for managing knee OA symptoms. Further research is warranted to delve deeper into the role of IL-33 and its implications for osteoarthritis.
Read More
9
We explored the effects of vitamin D (D3) on knee pain recovery after total knee arthroplasty (TKA). In our study, we enrolled 60 patients and categorized them into three groups based on their vitamin D levels. Some patients had sufficient vitamin D, while others were either given large doses of oral or intramuscular supplementation if they were found to be insufficient.
Our findings revealed that patients with insufficient vitamin D experienced significant improvements in their knee function after receiving large oral doses. In fact, those who received oral supplements showed recovery comparable to patients who already had sufficient vitamin D. Conversely, while intramuscular supplementation did increase vitamin D levels, it was less effective compared to the oral method and only showed noticeable improvement by the two-week mark.
Interestingly, we also noted that about 25% of patients who initially had sufficient vitamin D levels became insufficient within the first two weeks post-surgery. This indicates that even those with adequate levels may need to consider supplementation after undergoing TKA to maintain optimal recovery.
In summary, our study suggests that quickly addressing vitamin D deficiency with oral supplementation can play a crucial role in enhancing recovery and reducing knee pain following TKA.
Our findings revealed that patients with insufficient vitamin D experienced significant improvements in their knee function after receiving large oral doses. In fact, those who received oral supplements showed recovery comparable to patients who already had sufficient vitamin D. Conversely, while intramuscular supplementation did increase vitamin D levels, it was less effective compared to the oral method and only showed noticeable improvement by the two-week mark.
Interestingly, we also noted that about 25% of patients who initially had sufficient vitamin D levels became insufficient within the first two weeks post-surgery. This indicates that even those with adequate levels may need to consider supplementation after undergoing TKA to maintain optimal recovery.
In summary, our study suggests that quickly addressing vitamin D deficiency with oral supplementation can play a crucial role in enhancing recovery and reducing knee pain following TKA.
Read More
9
We aimed to understand how vitamin D3 supplementation influences knee pain and muscle strength in individuals suffering from knee osteoarthritis (KOA). The study involved 67 patients over the age of 30, all experiencing knee pain for at least a month and showing signs of vitamin D deficiency.
Participants received a weekly dose of 50,000 IU of oral cholecalciferol (vitamin D3) for a span of two months. By the end of the treatment, nearly all participants had sufficient levels of vitamin D. Significant improvements were observed; serum vitamin D levels rose, quadriceps muscle strength increased, and knee pain decreased for the majority of participants.
Specifically, the pain reduction was measurable through standard pain assessment methods. The findings suggest a clear link between correcting vitamin D deficiency and improvements in both muscle strength and pain levels for those living with KOA.
Participants received a weekly dose of 50,000 IU of oral cholecalciferol (vitamin D3) for a span of two months. By the end of the treatment, nearly all participants had sufficient levels of vitamin D. Significant improvements were observed; serum vitamin D levels rose, quadriceps muscle strength increased, and knee pain decreased for the majority of participants.
Specifically, the pain reduction was measurable through standard pain assessment methods. The findings suggest a clear link between correcting vitamin D deficiency and improvements in both muscle strength and pain levels for those living with KOA.
Read More
User Reviews
USERS' SCORE
Good
Based on 2 Reviews
8.3
- All Reviews
- Positive Reviews
- Negative Reviews
7.5
Reduced toe pain
I've used this product for over 15 years and absolutely love it. I believe it has alleviated the pain in my big toe caused by osteoarthritis.
Read More
7.5
Less knee pain
As a previous sceptic, I researched Omega 3 and Nordic Naturals received high ratings. The product has genuinely exceeded my low expectations. I’ve noticed uplifting effects on my mood, and my knee pain has diminished. However, I still rely on prescription anti-inflammatories as I await knee replacement surgery. I recommended it to a friend with chronic depression, and her mood has improved significantly.
Read More
Frequently Asked Questions
No FAQs are available for this product and symptom.
References
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- Heidari B, Javadian Y, Babaei M, Yousef-Ghahari B. Restorative Effect of Vitamin D Deficiency on Knee Pain and Quadriceps Muscle Strength in Knee Osteoarthritis. Acta Med Iran. 2015;53:466.
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