Key Benefits

• With vitamin C to help reduce tiredness and fatigue—ideal for busy days and active routines.

• Stimulant-free formula designed to fit seamlessly into your pre-workout ritual.

• Features NO3-T® (arginine nitrate and betaine nitrate), Setria® reduced L-glutathione, pine bark extract, and AstraGin™ for a comprehensive blend.

• Easy to take on its own or alongside your usual pre-workout.

Start strong with Transparent Labs Nitric Oxide—a carefully crafted, stimulant-free formula. Each serving delivers vitamin C, which contributes to the normal function of the immune system and helps reduce tiredness and fatigue, supporting you through every session. The advanced blend combines NO3-T® (arginine nitrate and betaine nitrate), Setria® reduced L-glutathione, pine bark extract, and AstraGin™—all chosen for their quality and synergy.

Enjoy on its own or pair with your favourite pre-workout for a routine that works as hard as you do.

Transparent Labs creates science-backed supplements to complement your healthy lifestyle. Each formula delivers clinically effective doses with natural ingredients—free from artificial additives, fillers, or hidden blends. Plus, all their products undego rigorous testing so you get pure, potent, and effective supplements to support your health and fitness goals.

Founded in 2015, Transparent Labs was established by John Williams to set a new standard in supplement quality. The brand remains dedicated to research-driven, high-quality formulations with honest labelling, ensuring individuals seeking optimal wellness have access to supplements they can trust.

With our Healf Curation Process, we do the work for you. Shop with confidence knowing that every item has been tried, tested, and curated for you.

Learn more about each step—Brand Discovery, Expert Validation, and Community Testing—here.

Arginine Nitrate (NO3-T®), Betaine Nitrate (NO3-T®), L-Glutathione Reduced (Setria®), Pine Bark Extract (95% Proanthocyanidins UV), Astragin™ (Astragalus membranaceous Root, Panax Notoginseng Root), Capsule Shell (Hypromellose (HPMC)), Anti-Caking Agent (Vegetable Magnesium Stearate), Rice Flour

Serving size: 4 capsules.

Additional Information:

Food supplements and foods sold by Healf should not be used as a substitute for a varied, balanced diet and healthy lifestyle.

If you are pregnant, breastfeeding, have a medical condition, or are taking any medications, please consult with a healthcare professional before use. Use products only if the seal is intact. Store in a cool, dry place, out of the reach of young children. Do not exceed the recommended daily intake.

We make every effort to ensure that product information on our website is accurate and up to date, but packaging and ingredients may occasionally vary from images shown on site. Please refer to the product label and contact Healf before use if you have any questions regarding your specific allergies or intolerances.