HIIT Supplements
Maximize your workout by fueling your body with the nutrition it needs.

Get More From Your HIIT Workout
Experience the performance and post-workout recovery benefits of our supplements.


AltRed 30 ct
AltRed is formulated to be more impactful on your sports performance and recovery than beets on their own:
- Beetroot extract with 25% unleashed betalains
- AltRed Betalains help your body activate its own longer lasting nitric oxide (HbNO)
- No sugar (great for sensitive GI systems)
- No caffeine or other stimulants
- Safe sports supplement certifications
- Increases exercise efficiency*
- Improves oxygen delivery*
- Raises lactic acid threshold*
- Reduces exercise-induced muscle damage*
Product Details:
- Clear vegan capsule
- Capsule size is ~0.5 inches (1.27 cm)
- 1 bottle contains 30 capsules


AltRed is formulated to be more impactful on your sports performance and recovery than beets on their own:
- Beetroot extract with 25% unleashed betalains
- AltRed Betalains help your body activate its own longer lasting nitric oxide (HbNO)
- No sugar (great for sensitive GI systems)
- No caffeine or other stimulants
- Safe sports supplement certifications
- Increases exercise efficiency*
- Improves oxygen delivery*
- Raises lactic acid threshold*
- Reduces exercise-induced muscle damage*
Product Details:
- Clear vegan capsule
- Capsule size is ~0.5 inches (1.27 cm)
- 1 bottle contains 30 capsules

INCREASE PERFORMANCE. REDUCE RECOVERY TIME.
Break through your training plateau and improve your performance. AltRed will help you go further than you have gone before. AltRed allows your aerobic system to function optimally by improving blood flow, oxygenation and raising your lactate threshold. After you train or complete an event, recover faster by reaping the recovery benefits from exercise-induced muscle damage.
Shop AltRed
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Clinically Proven
AltRed has been tested and proven by leading US sports performance labs. We have conducted three gold-standard studies that prove positive effects for endurance athletes taking AltRed.
With over 10+ years of research, AltRed is committed to continuing research and providing athletes with transparency to inform their supplement choice.
The Sur Difference

SOURCED FROM NATURE
Our mission is simple. Sur sources from nature to create clean, powerful, plant-based nutrients that improve athletic performance.

PRODUCT INTEGRITY
Sur products are scientifically developed and clinically proven to work. We adhere to the strictest standards in producing high-quality, reliable nutrients.

SAFE FOR SPORT
Our products are third-party tested for transparency. Compete with confidence that you are not taking any banned substances.