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NOW Supplements

NOW Foods L-Histidine 600 mg – Brain & Immune Support, 60 Veg Capsules

NOW Foods L-Histidine 600 mg – Brain & Immune Support, 60 Veg Capsules

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NOW Foods L-Histidine 600 mg is an essential amino acid supplement formulated to support normal brain function, immune system activity, and healthy skin-barrier maintenance. Each vegetarian capsule supplies 600 mg of L-Histidine from 833 mg of L-Histidine HCl, providing a convenient once-daily serving for adults.

Histidine is best known for its role in producing histamine, an important mediator of normal immune responses. This amino acid also contributes to normal neurological activity and helps maintain the skin’s natural protective barrier. In addition, histidine supports muscle function, cardiovascular wellness, and the body’s natural defenses against free radicals. These diverse roles make L-Histidine a useful option for health-conscious adults seeking targeted amino acid nutrition.

NOW L-Histidine 600 mg is vegan, vegetarian, non-GMO, keto-friendly, soy-free, dairy-free, egg-free, and made without gluten. The bottle contains 60 veg capsules, providing a 60-day supply when taken as directed. It is manufactured under GMP quality standards and made and quality tested in the USA with globally sourced ingredients. Natural color variation may occur.

Key Benefits

  • Supports normal brain and neurological function
  • Supports healthy immune system responses through histamine production
  • Helps maintain a healthy, protective skin barrier
  • Supports normal muscle function and physical wellness
  • Promotes cardiovascular wellness as part of a balanced lifestyle
  • Supports the body’s natural antioxidant defenses against free radicals

Product Details

Brand NOW Foods
Product Type Essential amino acid dietary supplement
Supplement Form Vegetarian capsules
Main Ingredient L-Histidine from L-Histidine HCl
Strength 600 mg of L-Histidine per capsule
Source Amount 833 mg of L-Histidine HCl per capsule
Count / Size 60 veg capsules
Serving Size 1 veg capsule
Servings Per Container 60
Dietary Features Vegan, vegetarian, non-GMO, keto-friendly, soy-free, dairy-free, egg-free, and made without gluten
Best Use Brain, immune system, skin barrier, muscle, and antioxidant support
Suggested Audience Adults seeking targeted essential amino acid support
Country of Origin United States

Featured Ingredients

  • L-Histidine – 600 mg: An essential amino acid that supports normal brain function, immune responses, muscle function, and healthy skin-barrier maintenance.
  • Hypromellose: A plant-derived material used to create the vegetarian capsule.
  • Microcrystalline Cellulose: A supporting ingredient used to maintain capsule consistency.
  • Stearic Acid and Silicon Dioxide: Included to support manufacturing consistency and product stability.

How to Use

Take 1 capsule daily with or without food. Use according to the product label and do not exceed the suggested serving unless directed by a healthcare professional. Store in a cool, dry place after opening.

Caution: For adults only. Consult a healthcare professional if pregnant or nursing, taking medication especially anticoagulant or antiplatelet medication managing a medical condition, particularly a bleeding disorder, or planning surgery. Keep out of reach of children.

Best Time to Take

Take once daily at a consistent time that suits your routine. The capsule may be taken with or without food according to the product label.

Best For

  • Adults seeking normal brain-function support
  • People maintaining a healthy immune wellness routine
  • Individuals focused on healthy skin-barrier support
  • Active adults seeking muscle-function support
  • People seeking essential amino acid nutrition
  • Vegan, vegetarian, and keto-friendly supplement routines

Allergen Information: Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish, tree nut, or sesame ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.

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