Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels vs Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels
Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels (#1, best overall) vs Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels (#4): in our Vitamin D3 + K2 Supplements scoring the Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels totals 7.8/10 and the Sports Research, D3 + K2,…
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Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels
$16.96Check price at iHerbRead full review
Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels
Check price at iHerbRead full reviewTopsFive comparison scores
Side by side
| Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels | Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels | |
|---|---|---|
| Price | $16.96 | — |
| D3 Form and Source | Cholecalciferol; source not stated on the label | Cholecalciferol from lichen (VegaDELight) |
| Vitamin D3 per Serving | 50 mcg (2,000 IU) | 125 mcg (5,000 IU) |
| K2 Form and Source | Menaquinone-7 (MK-7); source not stated | Menaquinone-7 (MK-7) from chickpea |
| Vitamin K2 per Serving | 90 mcg | 100 mcg |
| Serving Size | 1 soft gel | 1 veggie softgel |
| Delivery and Fat Carrier | Gelatin softgel with organic extra-virgin olive oil | PlantGel softgel with coconut MCT oil and olive oil |
| Dietary and Allergen Notes | No gluten, milk derivatives or synthetic dyes; contains gelatin | Certified Vegan and gluten-free; contains coconut |
| Testing Evidence | Label states third-party purity tested; manufacturer provides lot-number CoA lookup | Label states Third Party Tested and cGMP compliant; no named potency certification or public product-specific CoA located |
How they differ in real use
Built from our vitamin d3 k2 supplements scoring, each product's published specifications, and verified owner feedback — not hands-on testing.
Both the Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels and the Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels made our Top 5 Vitamin D3 + K2 Supplements, at #1 (best overall) and #4. Its weighted score is strongest because it combines CoA access, MK-7, an oil carrier and a D3 dose used in a major human trial. Its modest iHerb review history does not outweigh those heavier criteria. Its transparent vegan sources, oil carrier, 24,000+ reviews and 10,000+ monthly sales justify selection. The heavier-weighted testing evidence and high active-unit price keep it below California Gold Nutrition.
We score vitamin d3 + k2 supplements on Third-Party Testing (30%), Form & Bioavailability (25%), Dose vs Research (20%), Label Transparency (15%) and Value (10%). On that basis the Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels totals 7.8 out of 10 and the Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels 6.7. The widest gap is Third-Party Testing, where the Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels scores 7 against 4 for the Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels — independent certification or a published certificate of analysis. Dose vs Research also separates them: 8 for the Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels versus 6 for the Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels. The Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels claws back ground on Form & Bioavailability.
On paper, the specifications that actually differ: D3 Form and Source — Cholecalciferol; source not stated on the label on the Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels versus Cholecalciferol from lichen (VegaDELight) on the Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels; Vitamin D3 per Serving — 50 mcg (2,000 IU) on the Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels versus 125 mcg (5,000 IU) on the Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels; K2 Form and Source — Menaquinone-7 (MK-7); source not stated on the Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels versus Menaquinone-7 (MK-7) from chickpea on the Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels; Vitamin K2 per Serving — 90 mcg on the Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels versus 100 mcg on the Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels; Serving Size — 1 soft gel on the Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels versus 1 veggie softgel on the Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels; Delivery and Fat Carrier — Gelatin softgel with organic extra-virgin olive oil on the Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels versus PlantGel softgel with coconut MCT oil and olive oil on the Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels.
The Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels lists at $16.96; the Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels's current price is on the merchant page. Owners praise the Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels for the 2,000 IU D3 dose matches the amount used in the large VITAL human trial and remains below the US adult 4,000 IU daily upper limit. and the gelatin softgel contains organic extra-virgin olive oil for these fat-soluble ingredients.; the most common complaint is the gelatin capsule makes the product unsuitable for vegans. Owners praise the Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels for the label identifies vegan lichen-derived D3 and chickpea-derived MK-7. and the PlantGel softgel includes coconut MCT oil and olive oil rather than requiring a separate oil carrier.; the most common complaint is at $0.43 per serving, it costs about $0.087 per 1,000 IU of D3 and $0.43 per 100 mcg of K2.
Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels
- The 2,000 IU D3 dose matches the amount used in the large VITAL human trial and remains below the US adult 4,000 IU daily upper limit.
- The gelatin softgel contains organic extra-virgin olive oil for these fat-soluble ingredients.
- The manufacturer offers lot-specific CoA lookup covering potency and purity.
- The gelatin capsule makes the product unsuitable for vegans.
- At about $0.14 per 1,000 IU of D3 and $0.31 per 100 mcg of K2, its active-unit cost is higher than California Gold Nutrition or NOW.
Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels
- The label identifies vegan lichen-derived D3 and chickpea-derived MK-7.
- The PlantGel softgel includes coconut MCT oil and olive oil rather than requiring a separate oil carrier.
- Certified Vegan and Non-GMO Project Verified seals provide specific dietary verification.
- At $0.43 per serving, it costs about $0.087 per 1,000 IU of D3 and $0.43 per 100 mcg of K2.
- Its 5,000 IU D3 exceeds the adult upper limit, while the Third Party Tested statement does not identify a qualifying certification or public product-specific CoA.
Which should you buy?
The Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels is the better fit for buyers prioritizing a 2,000 IU D3 dose and buyers wanting an oil softgel with lot-specific CoA access — it is the higher-scoring pick here, chiefly for Third-Party Testing and Dose vs Research. The Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels is the better fit for vegans wanting identified plant sources for both actives and buyers prioritizing an oil-based plant softgel, and the stronger choice if Form & Bioavailability matters more to you than the overall score. The Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels is a poor fit for vegans; the Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels is a poor fit for buyers seeking D3 below the adult upper limit.
Choose the Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels if
- Buyers prioritizing a 2,000 IU D3 dose
- Buyers wanting an oil softgel with lot-specific CoA access
Skip it if
- Vegans
- Buyers seeking the lowest active-unit cost
Choose the Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels if
- Vegans wanting identified plant sources for both actives
- Buyers prioritizing an oil-based plant softgel
Skip it if
- Buyers seeking D3 below the adult upper limit
- Value-focused buyers
Common questions
Is the Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels better than the Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels?
In our Vitamin D3 + K2 Supplements ranking the Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels scores higher overall, 7.8 to 6.7, with the biggest advantage in Third-Party Testing. The Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels is stronger on Form & Bioavailability, so it is the better pick if that matters most to you.
What is the main difference between the Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels and the Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels?
The headline spec difference is D3 Form and Source: Cholecalciferol; source not stated on the label on the Nordic Naturals, Vitamin D3 + K2, Great Orange, 60 Soft Gels versus Cholecalciferol from lichen (VegaDELight) on the Sports Research, D3 + K2, 125 mcg/100 mcg, 60 Softgels. In use, the gap that matters most is Third-Party Testing (7 vs 4 in our scoring): independent certification or a published certificate of analysis.