Best Grape Seed Extract Supplements for Immune Support of 2025

Bronson Grape Seed Extract 400 mg is a grape seed extract supplement that provides superior antioxidant and immune support. Each vegetarian capsule contains 400 MG of pure grape seed, which is standardized to contain 95% Polyphenols (Proanthocyanidins) per capsule. This ensures that the integrity of the herb is verified from batch to batch for quality and potency. The product is laboratory tested NON-GMO, and all Bronson products are tested in their state-of-the-art cGMP registered facility in New York. Bronson Vitamins have been consistently mentioned by top medical professionals since their inception in 1960. Bronson Grape Seed Extract 400 mg is a trusted and superior quality supplement that can bring convenient and beneficial support to your immune system and overall health.

Terry Naturally Grape Seed Supplement delivers superior absorption with OPCs for full benefits. It is a super antioxidant known for its ORAC value. The French grape seed extract VX1 is verified and clinically studied. The product is manufactured to strict quality standards.

Emerald Labs Grape Seed Extract is a dietary supplement that contains potent nutrients that work synergistically to support the immune system and overall health. It is made with natural flavonoids, various antioxidants that help support veins, arteries and capillaries, and is free of corn, milk, soy, salt, sugar, wheat, yeast, or preservatives. The product is additive-free, and is made with care by Emerald Labs.

Bronson Grapefruit Seed Extract offers 500 MG per serving to help you maintain a strong immune system and a healthy digestive tract. This natural supplement is made from grapefruit seeds, known for their potential wellness benefits. It’s a vegan-friendly product that is free from GMOs, gluten, and soy, ensuring a safe choice for various dietary needs. Manufactured in a state-of-the-art facility, Bronson adheres to strict quality standards to ensure you receive a pure and effective supplement. With a history of trusted quality since 1960, you can feel confident in choosing this product for your health.

NutriBiotic GSE Liquid is a premium grapefruit seed extract with bioflavonoids, trusted by healthcare professionals for over 30 years. This natural supplement provides immune support and nutrition, derived from grapefruit pulp, seeds, and inner rind. It is vegan, gluten-free, and non-GMO, free from common allergens, artificial additives, and preservatives. NutriBiotic GSE Liquid is a reliable choice for overall health support, made in the USA by a reputable brand committed to customer well-being.

NutriBiotic GSE Tablets are the original Grapefruit Seed Extract studied and trusted by healthcare professionals for over 30 years. This premium grade supplement provides a full spectrum of bioflavonoids from grapefruit, offering immune support and overall nutrition. You'll appreciate that these tablets are vegan, gluten-free, and GMO-free, without artificial additives or common allergens. NutriBiotic, a trusted brand for over 43 years, aims to improve your health and well-being with high-quality supplements.

DAVINCI Grape Seed Extract is a dietary supplement that supports your immune system, vascular function, and healthy skin. It promotes cellular health for youthful skin, boosts immunity with potent nutrients, and supports circulatory and vascular systems. Additionally, it aids in maintaining flexible skin, joints, and tissues. With DAVINCI Grape Seed Extract, you can enjoy the benefits of healthier skin, improved immunity, and better circulation.

Terry Naturally OPC Supplement is designed to enhance your overall health, focusing on immune and heart support. It helps promote cell health, ensuring your body functions at its best. With sunflower lecithin included, the supplement aids in better absorption, allowing you to reap the full benefits without artificial additives. By taking just one softgel daily, you can boost your immune system and improve your focus and concentration. This allergen-friendly formula is free from sugar, gluten, and dairy, making it a safe choice for many individuals looking to improve their wellness.

NOW Grape Seed Extract is a highly concentrated extract with a minimum of 90% polyphenols, offering powerful free radical protection. The grape seed OPCs in this supplement can support the health of various tissues, including vascular, bone, kidney, and brain, by promoting a healthy immune response to oxidative and metabolic stress. With over four times the grape seed extract as the regular strength product, this maximum strength formula provides even more benefits. Additionally, this supplement is non-GMO, kosher, vegan/vegetarian, soy-free, dairy-free, egg-free, nut-free, and made without gluten. The GMP quality assurance ensures that every aspect of the manufacturing process, including laboratory/testing methods, meets the highest standards. Packaged in the USA by a family-owned and operated company since 1968, NOW Grape Seed Extract is a reliable choice for your health needs.

DAVINCI Labs Grape Seed-100 is a dietary supplement that supports the immune system, vascular function, and healthy skin. The supplement contains 100mg of grape seed extract per serving, which supports cellular health, flexibility in skin and joints, and circulatory and vascular systems. Additionally, the supplement may be beneficial for respiratory concerns due to the highly potent nutrients that work in synergy to boost the immune system. The product is gluten-free and comes with 90 vegetarian capsules. DAVINCI Labs ensures that the product contains only the purest, most potent ingredients.