Folate (active folic acid)
Quatrefolic®
Glucosamine salt of (6S)-5-methyltetrahydrofolic acid
Gnosis SpA, Italy
- Quatrefolic® is the latest fourth-generation folate with better stability and bioavailability than the older ones used in many popular supplements (18) .
- Up to 40-60% of people have a genetic mutation that hinders the absorption of folic acid. Quatrefolic, unlike other forms, is well absorbed by everyone (23) .
- Folic acid supplementation may mask the first symptoms of vitamin B12 deficiency, such as anemia, while Quatrefolic® supplementation does not.
- Humans are unable to produce and store folic acid, and folate deficiency is one of the most common deficiencies and has far-reaching negative health consequences at all stages of life.
What is the advantage of Quatrefolic over folic acid and older generations of folates?
Quatrefolic |
Other manufacturers (“premium” too) |
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Bioavailability increased by 10% |
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Safe and highly stable |
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It does not mask vitamin B12 deficiency |
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Biologically active form |
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Suitable for people with folate absorption problems |
It is not true that only pregnant women need it. What are the benefits of supplementation?
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ImmunityFolic acid contributes to the proper functioning of the immune system (4) . Scientific research confirms that folic acid supports the immune system; deficiency may cause chronic inflammation, which is a precursor of many diseases (10, 11, 12) .
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Psychological functionsFolic acid helps to reduce fatigue and weariness (3) and contributes to proper psychological functioning (5) .
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Circulatory systemFolic acid contributes to the proper metabolism of homocysteine (6) and contributes to normal blood formation (7) . Scientific research confirms that it protects against the development of coronary heart disease, thrombosis, atherosclerosis, and, consequently, heart attack or stroke (13, 15,16, 17, 18, 19) .
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PregnancyFolic acid supplementation increases maternal folate levels. Low levels of folic acid in the mother are a risk factor for the development of neural tube defects in the developing fetus (10) . Folic acid contributes to the growth of maternal tissues during pregnancy (8) . Research shows that it reduces the risk of fetal defects and the resulting pregnancy complications and miscarriages by as much as 70% (18,20, 21, 22) .
You will find this ingredient in:
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https://ec.europa.eu/food/food-feed-portal/screen/health-claims/eu-register/details/POL-HC-8435
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https://ec.europa.eu/food/food-feed-portal/screen/health-claims/eu-register/details/POL-HC-6377
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https://ec.europa.eu/food/food-feed-portal/screen/health-claims/eu-register/details/POL-HC-6376
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https://ec.europa.eu/food/food-feed-portal/screen/health-claims/eu-register/details/POL-HC-6375
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https://ec.europa.eu/food/food-feed-portal/screen/health-claims/eu-register/details/POL-HC-6374
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https://ec.europa.eu/food/food-feed-portal/screen/health-claims/eu-register/details/POL-HC-6373
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https://ec.europa.eu/food/food-feed-portal/screen/health-claims/eu-register/details/POL-HC-6372
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https://ec.europa.eu/food/food-feed-portal/screen/health-claims/eu-register/details/POL-HC-6371
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https://ec.europa.eu/food/food-feed-portal/screen/health-claims/eu-register/details/POL-HC-6370
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A Dhur, P Galan, S Hercberg. Prog Food Nutr Sci. 1991;15(1-2):43-60. Folate status and the immune system.
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Catherine J Field et al. J Nutr Biochem. 2006 Jan;17(1):37-44. Dietary folate improves age-related decreases in lymphocyte function.
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Kathleen Mikkelsen and Vasso Apostolopoulos. Victoria University Melbourne. In book: Nutrition and Immunity (pp.103-114). Vitamin B12, Folic Acid, and the Immune System. July 2019 .
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Charalambos Antoniades et al. Circulation. 2006 Sep 12;114(11):1193-201. 5-methyltetrahydrofolate rapidly improves endothelial function and decreases superoxide production in human vessels: effects on vascular tetrahydrobiopterin availability and endothelial nitric oxide synthase coupling.
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Yuan Wang et al. Medicine (Baltimore). 2019 Sep; 98(37): e17095. Published online 2019 Sep 13. The effect of folic acid in patients with cardiovascular disease. A systematic review and meta-analysis.
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Liselotte S Ebbesen et al. Blood Coagul Fibrinolysis. 2006 Jun;17(4):293-301. Folate deficiency induced hyperhomocysteinemia changes the expression of thrombosis-related genes.
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S. N. Doshi et al. Clinical Trial Arterioscler Thromb Vasc Biol. 2001 Jul;21(7):1196-202. Folate improves endothelial function in coronary artery disease: an effect mediated by reduction of intracellular superoxide?
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Tao Tian et al. Am J Med Sci. 2017 Oct;354(4):379-387. Folic Acid Supplementation for Stroke Prevention in Patients With Cardiovascular Disease.
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Gnosis by Lesaffre, Quatrefolic, 2021
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EFSA Journal 2010;8(10):1760. Scientific Opinion on the substance of health claims related to folate and contribution to normal psychological functions, maintenance of normal vision, reduction of tiredness and fatigue, cell division and contribution to normal amino acid synthesis.
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LE Martínez-Garza. Editorial. October - December 2016. Twenty-five years of knowledge of the prevention of neural tube defects with folic acid.
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Yvonne Lamers et al.. Am J Clin Nutr. 2006 Jul;84(1):156-61. Red blood cell folate concentrations increase more after supplementation with [6S]-5-methyltetrahydrofolate than with folic acid in women of childbearing age.
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Seremak-Mrozikiewicz A et al. The significance of 1793G>A polymorphism in MTHFR gene in women with first trimester recurrent miscarriages. Neuro Endocrinol Lett. 2010.
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https://quatrefolic.com/quatrefolic-vs-folic-acid/