{"product_id":"products-nattokinase-4000-fu","title":"Nattokinase 4000 FU Circulation \u0026 Heart Health Support","description":"\u003ch3 style=\"margin: 12.0pt 0in 6.0pt 0in;\"\u003e\u003cb\u003e\u003cspan style=\"color: #1f1f1f;\"\u003eThe clinically studied enzyme for healthy circulation.\u003c\/span\u003e\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 6.0pt;\"\u003eNattokinase is an enzyme derived from natto a traditional Japanese fermented soybean food that's been a dietary staple in Japan for over 1,000 years. Modern research has focused on nattokinase's role in supporting healthy blood flow, circulation, and cardiovascular function.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 6.0pt;\"\u003eThe research on nattokinase points to one specific dose that shows up again and again in clinical studies: \u003cb\u003e4,000 FU per day\u003c\/b\u003e. That's exactly what our formula delivers.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 6.0pt;\"\u003e\u003cb\u003eHazel's Choice Nattokinase 4000 FU\u003c\/b\u003e gives you the full clinically studied dose in a clean, non-GMO capsule — no fillers, no shortcuts, no compromises.\u003c\/p\u003e\n\u003ch3 style=\"margin: 12.0pt 0in 6.0pt 0in;\"\u003e\u003cb\u003e\u003cspan style=\"color: #1f1f1f;\"\u003eWhy nattokinase and why 4000 FU\u003c\/span\u003e\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp class=\"MsoListParagraph\" style=\"text-indent: -.25in; mso-list: l0 level1 lfo1; margin: 0in 0in 4.0pt .5in;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e●\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cb\u003eSupports healthy blood flow\u003c\/b\u003e — nattokinase is best known for its role in maintaining healthy circulation\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\" style=\"text-indent: -.25in; mso-list: l0 level1 lfo1; margin: 0in 0in 4.0pt .5in;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e●\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cb\u003eCardiovascular wellness\u003c\/b\u003e — supports the systems that keep your heart and vessels working smoothly\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\" style=\"text-indent: -.25in; mso-list: l0 level1 lfo1; margin: 0in 0in 4.0pt .5in;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e●\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cb\u003eClinically studied dose\u003c\/b\u003e — 4,000 FU is the amount most consistently used in human research\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\" style=\"text-indent: -.25in; mso-list: l0 level1 lfo1; margin: 0in 0in 4.0pt .5in;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e●\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cb\u003eTraditional food origin\u003c\/b\u003e — derived from natto, safely consumed for over a millennium in Japan\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\" style=\"text-indent: -.25in; mso-list: l0 level1 lfo1; margin: 0in 0in 4.0pt .5in;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e●\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cb\u003eEnzyme activity, not just weight\u003c\/b\u003e — FU (fibrinolytic units) measures the enzyme's actual activity, which is what matters clinically\u003c\/p\u003e\n\u003ch3 style=\"margin: 12.0pt 0in 6.0pt 0in;\"\u003e\u003cb\u003e\u003cspan style=\"color: #1f1f1f;\"\u003eWho this is for\u003c\/span\u003e\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp class=\"MsoListParagraph\" style=\"text-indent: -.25in; mso-list: l0 level1 lfo1; margin: 0in 0in 4.0pt .5in;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e●\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eAdults focused on long-term cardiovascular wellness\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\" style=\"text-indent: -.25in; mso-list: l0 level1 lfo1; margin: 0in 0in 4.0pt .5in;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e●\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003ePeople who sit for long periods (frequent travelers, desk workers)\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\" style=\"text-indent: -.25in; mso-list: l0 level1 lfo1; margin: 0in 0in 4.0pt .5in;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e●\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eAnyone interested in traditional Japanese functional foods without eating natto\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\" style=\"text-indent: -.25in; mso-list: l0 level1 lfo1; margin: 0in 0in 4.0pt .5in;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e●\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eAdults over 40 looking to support healthy circulation as they age\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\" style=\"text-indent: -.25in; mso-list: l0 level1 lfo1; margin: 0in 0in 4.0pt .5in;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e●\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003ePeople building a comprehensive heart health routine (with omega-3s, CoQ10, etc.)\u003c\/p\u003e\n\u003ch3 style=\"margin: 12.0pt 0in 6.0pt 0in;\"\u003e\u003cb\u003e\u003cspan style=\"color: #1f1f1f;\"\u003eWhat's inside — and what's not\u003c\/span\u003e\u003c\/b\u003e\u003c\/h3\u003e\n\u003ch4 style=\"margin: 10.0pt 0in 5.0pt 0in;\"\u003e\u003cb\u003e\u003cspan style=\"color: #1f1f1f;\"\u003eIn every capsule:\u003c\/span\u003e\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp class=\"MsoListParagraph\" style=\"text-indent: -.25in; mso-list: l0 level1 lfo1; margin: 0in 0in 4.0pt .5in;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e●\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e200 mg Nattokinase (4,000 FU enzyme activity)\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\" style=\"text-indent: -.25in; mso-list: l0 level1 lfo1; margin: 0in 0in 4.0pt .5in;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e●\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eVegetable capsule shell\u003c\/p\u003e\n\u003ch4 style=\"margin: 10.0pt 0in 5.0pt 0in;\"\u003e\u003cb\u003e\u003cspan style=\"color: #1f1f1f;\"\u003eWhat's not:\u003c\/span\u003e\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 6.0pt;\"\u003eNo fillers, artificial preservatives, colors, gluten, or GMO ingredients.\u003c\/p\u003e\n\u003ch3 style=\"margin: 12.0pt 0in 6.0pt 0in;\"\u003e\u003cb\u003e\u003cspan style=\"color: #1f1f1f;\"\u003eHow to take it\u003c\/span\u003e\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 6.0pt;\"\u003eTake \u003cb\u003e1 capsule per day\u003c\/b\u003e, preferably with a meal. For higher-dose protocols under practitioner guidance, dosing may be adjusted.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 6.0pt;\"\u003e\u003cb\u003eImportant: \u003c\/b\u003eIf you take blood-thinning medications (warfarin, aspirin, clopidogrel), have a bleeding disorder, or are scheduled for surgery, talk to your healthcare provider before starting nattokinase.\u003c\/p\u003e\n\u003ch3 style=\"margin: 12.0pt 0in 6.0pt 0in;\"\u003e\u003cb\u003e\u003cspan style=\"color: #1f1f1f;\"\u003eQuality you can verify\u003c\/span\u003e\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp class=\"MsoListParagraph\" style=\"text-indent: -.25in; mso-list: l0 level1 lfo1; margin: 0in 0in 4.0pt .5in;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e●\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eFull 4,000 FU per capsule — the clinically studied dose\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\" style=\"text-indent: -.25in; mso-list: l0 level1 lfo1; margin: 0in 0in 4.0pt .5in;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e●\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eStandardized enzyme activity, measured in fibrinolytic units (FU)\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\" style=\"text-indent: -.25in; mso-list: l0 level1 lfo1; margin: 0in 0in 4.0pt .5in;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e●\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eMade in GMP-certified facilities\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\" style=\"text-indent: -.25in; mso-list: l0 level1 lfo1; margin: 0in 0in 4.0pt .5in;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e●\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eThird-party tested for purity and activity\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\" style=\"text-indent: -.25in; mso-list: l0 level1 lfo1; margin: 0in 0in 4.0pt .5in;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e●\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eNon-GMO, gluten-free, no fillers\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\" style=\"text-indent: -.25in; mso-list: l0 level1 lfo1; margin: 0in 0in 4.0pt .5in;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e●\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e120 capsules per bottle — a 4-month supply at 1 per day\u003c\/p\u003e\n\u003ch3 style=\"margin: 12.0pt 0in 6.0pt 0in;\"\u003e\u003cb\u003e\u003cspan style=\"color: #1f1f1f;\"\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\" style=\"margin: 10.0pt 0in 4.0pt 0in;\"\u003e\u003cb\u003e\u003cspan style=\"color: #2e7d32;\"\u003eWhat does nattokinase do?\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 6.0pt;\"\u003eNattokinase is a fermented soybean-derived enzyme most studied for its role in supporting healthy circulation and cardiovascular wellness. It's been used in Japan as part of the traditional diet for over a thousand years.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin: 10.0pt 0in 4.0pt 0in;\"\u003e\u003cb\u003e\u003cspan style=\"color: #2e7d32;\"\u003eIs 4000 FU a good dose?\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 6.0pt;\"\u003eYes — 4,000 FU is the dose most consistently used in human research on nattokinase. Some brands sell lower doses (1,500–2,000 FU); ours delivers the full clinically studied amount in a single capsule.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin: 10.0pt 0in 4.0pt 0in;\"\u003e\u003cb\u003e\u003cspan style=\"color: #2e7d32;\"\u003eHow long does nattokinase take to work?\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 6.0pt;\"\u003eResearch protocols typically run 4–8 weeks or longer. Effects on circulation and cardiovascular markers build gradually with consistent use, not overnight.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin: 10.0pt 0in 4.0pt 0in;\"\u003e\u003cb\u003e\u003cspan style=\"color: #2e7d32;\"\u003eCan I take nattokinase with blood pressure medication?\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 6.0pt;\"\u003eTalk to your healthcare provider first. Nattokinase can interact with blood-thinning medications and may affect blood pressure. Personalized medical guidance is essential.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin: 10.0pt 0in 4.0pt 0in;\"\u003e\u003cb\u003e\u003cspan style=\"color: #2e7d32;\"\u003eIs nattokinase safe for daily use?\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 6.0pt;\"\u003eFor healthy adults not on blood-thinning medication, nattokinase has a strong safety profile in research. Always check with a healthcare provider if you're on medication, have a bleeding disorder, or are scheduled for surgery.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin: 10.0pt 0in 4.0pt 0in;\"\u003e\u003cb\u003e\u003cspan style=\"color: #2e7d32;\"\u003eDoes nattokinase come from soy? Is it allergen-friendly?\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 6.0pt;\"\u003eNattokinase is derived from fermented soybeans (natto). If you have a soy allergy, this may not be suitable for you — check with your healthcare provider.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin: 10.0pt 0in 4.0pt 0in;\"\u003e\u003cb\u003e\u003cspan style=\"color: #2e7d32;\"\u003eWhen should I take nattokinase?\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 6.0pt;\"\u003eWith a meal is generally recommended for best tolerance. Consistency matters more than time of day.\u003c\/p\u003e","brand":"HAZEL'S Choice","offers":[{"title":"Default Title","offer_id":45941243314341,"sku":"B0F1DTLLRM","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/7325\/5845\/files\/1_b69bc426-4e9e-478f-a524-c773f1dc139a.jpg?v=1759929656","url":"https:\/\/hazelschoice.com\/products\/products-nattokinase-4000-fu","provider":"HAZEL'S Choice","version":"1.0","type":"link"}