topicRooibos Blood Glucose Randomized Trial
claimHerbal extracts have found extensive applications as key constituents in the development of these beverages because they are a rich source of bioactive compounds including polyphenols, flavonoids, and essential oils.
evidence level3
citationAwlqadr Farhang Hameed (2026)
sourceInnovations in Herbal Functional Beverages: From Green Formulation and Bioactivity Preservation to Sensory Optimization and Regulatory Safety
topicRooibos Blood Glucose Randomized Trial
claimFor instance, combinations of sage and wild thyme in fruit juice have been found to enhance antioxidant potential and balance flavor, which is in accordance with consumer sensory and health acceptance.
evidence level3
citationAwlqadr Farhang Hameed (2026)
sourceInnovations in Herbal Functional Beverages: From Green Formulation and Bioactivity Preservation to Sensory Optimization and Regulatory Safety
topicRooibos Blood Glucose Randomized Trial
claimIn addition to the antioxidant effects frequently determined by DPPH, ORAC, and FRAP assays, herbal extracts show promising metabolism‐associated health benefits, such as anti‐diabetic, anti‐obesity, and anti‐inflammatory effects.
evidence level3
citationAwlqadr Farhang Hameed (2026)
sourceInnovations in Herbal Functional Beverages: From Green Formulation and Bioactivity Preservation to Sensory Optimization and Regulatory Safety
topicRooibos Blood Glucose Randomized Trial
claim2024 2021 2021 2016 2023 2022 2023 A significant transformation has occurred in the global food and beverage industry, based on increasing consumer knowledge about health and well‐being and an increase in demand for functional drinks.
evidence level3
citationAwlqadr Farhang Hameed (2026)
sourceInnovations in Herbal Functional Beverages: From Green Formulation and Bioactivity Preservation to Sensory Optimization and Regulatory Safety
topicRooibos Blood Glucose Randomized Trial
claimAntioxidant deficiencies expressed in individuals often develop because of decreased antioxidant intake, decreased efficiency of the endogenous antioxidant system due to disease, ageing, or increased antioxidant utilisation [].
evidence level4
citationKamati Oiva V. (2025)
sourceA Standardised Exercise Protocol to Induce Oxidative Stress in Humans: Validation with a Dietary Polyphenol Intervention
topicRooibos Blood Glucose Randomized Trial
claimAlthough nothing tastes like rooibos, the peach and apricot flavour overwhelmed that of rooibos and was found best suited for use as the placebo beverage.
evidence level4
citationKamati Oiva V. (2025)
sourceA Standardised Exercise Protocol to Induce Oxidative Stress in Humans: Validation with a Dietary Polyphenol Intervention
topicRooibos Blood Glucose Randomized Trial
claimp p p p p p Table 3 Table 3 When considering the circulating total glutathione (tGSH) and reduced glutathione (GSH) levels, a significant time effect (< 0.001) and moderate (= 0.055 and= 0.063, respectively) time–group effect were evident with both study interventions, but only rooibos resulted in a sustained increased glutathione level up to 24 h after completion of the exercise regime ().
evidence level4
citationKamati Oiva V. (2025)
sourceA Standardised Exercise Protocol to Induce Oxidative Stress in Humans: Validation with a Dietary Polyphenol Intervention
topicRooibos Blood Glucose Randomized Trial
claim1 2 3 4 5 2 Oxidative stress was conceptualised several decades ago and defined as the imbalance of pro-oxidative molecules and antioxidant molecules within a system [].
evidence level4
citationKamati Oiva V. (2025)
sourceA Standardised Exercise Protocol to Induce Oxidative Stress in Humans: Validation with a Dietary Polyphenol Intervention