Hermetica Superfood Encyclopedia
The Short Answer
Abscisic acid (ABA) is a sesquiterpenoid phytohormone found in plants and trace amounts in certain foods that interacts with the LANCL2 receptor to potentially modulate innate immunity and glucose metabolism. Human clinical evidence remains extremely limited, with no randomized controlled trials confirming therapeutic benefits in humans.
CategoryNamed Bioactive Compounds
GroupCompound
Evidence LevelModerate
Primary Keywordabscisic acid supplement
Synergy Pairings5
Abscisic acid — botanical close-up
Health Benefits
Origin & History
Natural habitat
Abscisic acid (ABA) is a sesquiterpenoid plant hormone (C15H20O4) synthesized from carotenoids via the plastidial MEP pathway, found in nearly all plant tissues with highest accumulation under stress conditions like drought or salinity. It is extracted through solvent extraction from plant sources like fruits or leaves, though commercial extraction methods are not standardized for human use.
“Abscisic acid has no traditional medicine history as it was only identified as a distinct compound in 1963 from sycamore and cotton plants. While plants containing ABA like fruits and potatoes were used historically, ABA itself has no documented traditional applications in any medicine system.”Traditional Medicine
Scientific Research
No large-scale human randomized controlled trials, meta-analyses, or key clinical studies exist for abscisic acid as a therapeutic agent. Research is confined to plant physiology with zero PubMed-indexed RCTs for biomedical applications like diabetes or inflammation. One small uncontrolled pilot study (n=10) explored oral ABA for glycemic control but lacked controls and showed no significant outcomes.
Preparation & Dosage
Traditional preparation
No clinically studied dosage ranges exist for humans. Preclinical rodent studies used 100-1000 mg/kg orally, but human equivalents are not established. Commercial supplements, if available, lack clinical validation. Consult a healthcare provider before starting any new supplement.
Nutritional Profile
Abscisic acid (ABA) is a sesquiterpenoid plant hormone (C15H20O4, molecular weight 264.32 g/mol) and not a traditional nutritional ingredient with macronutrient or micronutrient content. It contains no protein, fiber, fat, or carbohydrate nutritional value. Naturally occurring concentrations in food sources: avocado (~100 ng/g fresh weight), berries (50-150 ng/g), grapes (~30-80 ng/g), and human plasma endogenous levels reported at approximately 1-3 nM under fasting conditions. Bioactive compound classification: abscisic acid functions primarily as a signaling molecule targeting the LANCL2 (LanC-like protein 2) receptor. Estimated dietary intake from whole foods ranges from 10-100 µg/day depending on fruit and vegetable consumption. Bioavailability: oral absorption is reported to be moderate with rapid intestinal uptake suggested in preclinical models; however, human pharmacokinetic data are extremely limited. No established Dietary Reference Intake (DRI), Recommended Daily Allowance (RDA), or Tolerable Upper Intake Level (UL) exists. The compound does not contribute calories. Endogenous synthesis in humans has been proposed but not conclusively demonstrated. Supplement forms typically standardized to synthetic or plant-extracted ABA at concentrations of 100-500 µg per dose, though clinical dosing parameters remain unvalidated.
How It Works
Mechanism of Action
Abscisic acid binds to the LANCL2 (LanC-like protein 2) receptor, a G-protein-coupled receptor expressed on immune cells and pancreatic beta cells, triggering downstream cAMP and PPAR-gamma signaling pathways. This cascade theoretically promotes GLUT4 translocation and enhances insulin-independent glucose uptake in skeletal muscle and adipose tissue. In immune cells, LANCL2 activation may suppress pro-inflammatory cytokine release via inhibition of NF-kB, though these pathways are characterized primarily in preclinical and in vitro models.
Clinical Evidence
Human evidence for abscisic acid is critically sparse. A single uncontrolled pilot study of 10 subjects investigating glycemic control found no statistically significant outcomes following ABA supplementation. No randomized controlled trials, placebo-controlled studies, or meta-analyses exist for any health indication in humans. The majority of supportive data derives from in vitro cell studies and rodent models, making any efficacy claims premature and unsupported by current clinical standards.
Safety & Interactions
The safety profile of supplemental abscisic acid in humans has not been formally established through controlled trials, and no standardized therapeutic dose has been determined. As a modulator of PPAR-gamma and insulin signaling pathways, ABA theoretically carries a risk of additive hypoglycemic effects when combined with antidiabetic medications such as metformin or insulin. Pregnant and breastfeeding women should avoid supplementation entirely due to the complete absence of reproductive safety data. Individuals with autoimmune conditions should exercise caution given its proposed immunomodulatory activity via LANCL2.
Synergy Stack
Hermetica Formulation Heuristic
Also Known As
ABAS-(+)-abscisic acid(S)-(+)-5-(1-hydroxy-2,6,6-trimethyl-4-oxo-2-cyclohexen-1-yl)-3-methyl-2,4-pentadienoic acidDorminAbscisin IIPlant stress hormone ABA
Frequently Asked Questions
What is abscisic acid and what does it do in the body?
Abscisic acid is a 15-carbon sesquiterpenoid hormone naturally produced in plants as a stress-response molecule and found in trace amounts in foods like avocados and grapes. In the human body, it is hypothesized to bind the LANCL2 receptor on immune and pancreatic cells, potentially influencing glucose uptake and inflammatory signaling, though these effects have not been confirmed in human clinical trials.
Can abscisic acid help lower blood sugar?
There is currently no clinically proven evidence that abscisic acid lowers blood sugar in humans. One uncontrolled pilot study involving only 10 participants examined this effect but reported no statistically significant reduction in glycemic markers. Preclinical rodent studies suggest it may stimulate GLUT4-mediated glucose uptake via PPAR-gamma, but this has not translated to validated human outcomes.
Is abscisic acid safe to take as a supplement?
The safety of abscisic acid as a human supplement has not been established through formal clinical safety trials, and no regulatory agency has approved it for therapeutic use. Its theoretical interaction with insulin signaling pathways raises concern about hypoglycemia risk when combined with diabetes medications. Due to this lack of safety data, supplementation is not recommended for pregnant women, children, or individuals on blood sugar-lowering drugs without medical supervision.
What foods contain abscisic acid naturally?
Abscisic acid occurs naturally in a range of plant-based foods, with relatively higher concentrations found in avocados, dried fruits such as raisins and apricots, and certain vegetable juices. Grapes and berries also contain measurable amounts, and ABA levels typically increase in plants under drought or stress conditions. The quantities obtained through diet are far lower than doses used in preclinical research, making dietary intake unlikely to produce pharmacological effects.
Does abscisic acid interact with the immune system?
Abscisic acid has been shown in vitro and in animal models to activate the LANCL2 receptor on granulocytes and macrophages, which may suppress pro-inflammatory cytokine production including TNF-alpha and IL-6 via inhibition of NF-kB signaling. Some researchers have proposed this mechanism as a basis for potential use in inflammatory conditions, but no human immunological trials have been conducted. This remains a theoretical mechanism without clinical confirmation.
What does the research say about abscisic acid's effectiveness in humans?
Currently, there are no published randomized controlled trials or meta-analyses demonstrating clinically proven health benefits of abscisic acid supplementation in humans. A single uncontrolled pilot study with 10 participants suggested potential glycemic effects, but produced no statistically significant outcomes. Most evidence supporting abscisic acid comes from theoretical mechanisms and animal studies in rodents, which limits the ability to draw conclusions about human efficacy.
How much abscisic acid do supplements typically contain, and is there a recommended dosage?
There is no established recommended dosage for abscisic acid supplements in humans because clinical safety and efficacy studies have not been conducted. Preclinical research in rodents used doses ranging from 100–1000 mg/kg body weight, but these animal-level doses cannot be directly translated to safe or effective human supplementation amounts. Until human clinical trials establish appropriate dosing, any supplemental amount remains speculative.
Who should avoid taking abscisic acid supplements?
Due to the lack of human clinical trials, abscisic acid supplements should be avoided by pregnant or nursing women, children, and individuals with autoimmune conditions without medical guidance, as theoretical immune modulation through the LANCL2 receptor has not been safety-tested in these populations. People taking medications for blood sugar management or immune-related conditions should consult a healthcare provider before use, as potential interactions remain uninvestigated in controlled human studies.
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