The Without Limits® Proprietary “Endurance Blend” is a powerful combination of natural micro-nutrients specifically targeted to promote daily health, optimize physical performance, and aid recovery of runners and endurance athletes.
As a proprietary formula, it is unique to Runners Essentials Daily Vitamin Formula and is not reproduced by any other vitamin preparation on the market.
The selection of ingredients is based on legitimate, peer-reviewed, scientific studies that are in compliance with the generally accepted principles of scientific data collection and analysis.
Rhodiola rosea is a flowering biennial grown in high latitude and altitude regions of the world and has been used medicinally in Europe, Asia and Russia for centuries.
The modern scientific community has conducted numerous studies to explore the potential therapeutic properties of Rhodiola, particularly with respect to its effects on human exercise performance.
Beetroot extract, derived from the the sweet root vegetable, is a popular super-food supplement that has been used for a variety of health benefits including the support of normal blood pressure, maintenance of healthy weight, and promotion of normal serum cholesterol. Beetroot has been studied extensively for its positive effects on physical performance and stamina.
Derived from the root of plants in the genus Panax, ginseng has been used as an herbal supplement for centuries to boost energy, lower blood sugar and cholesterol levels, reduce stress, and promote relaxation. Extensive peer-reviewed scientific studies have examined the potential beneficial properties of Ginseng with respect to physical and athletic performance.
Pine Bark Extract
Pine Bark Extract, or proanthocyanidin is one of a group of condensed flavan-3-ols that can be found in many plants, and is essentially identical in composition and effects to the trademarked formulation of pine bark called Pycnogenol. According to many researchers, proanthocyanidin appears to have anti-inflammatory, anti-oxidant, antiviral and antimicrobial actions. In addition, its effects on athletic performance and endurance have been studied extensively.