INGREDIENTS

Ingredient sourcing

BUILT ON SCIENCE.
DESIGNED TO DELIVER.

Every formula is grounded in real research, not trends. We source ingredients with documented effects, dose them with intent, and verify purity through independent testing — so you know exactly what you’re putting in your body, and why it matters.

A CLOSER LOOK AT
THE INGREDIENTS

EXPLORE BY TYPE
5-Hydroxytryptophan (5-HTP)

5-Hydroxytryptophan (5-HTP)

WHAT IT IS
A natural compound derived from Griffonia simplicifolia seeds.
WHAT IT DOES
Supports serotonin production and mood balance.+
Acacia

Acacia

WHAT IT IS
A natural soluble fiber derived from the sap of the acacia tree, also known as acacia gum.
WHAT IT DOES
Supports gut health, digestion, and microbiome balance by acting as a gentle prebiotic fiber.+
Acai

Acai

WHAT IT IS
A nutrient-dense berry rich in anthocyanins and natural polyphenols.
WHAT IT DOES
Supports antioxidant activity and cellular protection.+
Acerola Cherry

Acerola Cherry

WHAT IT IS
A tropical fruit extract naturally high in vitamin C.
WHAT IT DOES
Supports immune function and antioxidant defense.+
Alpha-GPC

Alpha-GPC

WHAT IT IS
A bioavailable choline compound used in cognitive formulas.
WHAT IT DOES
Supports focus, memory, and mental performance.+
Amla

Amla

WHAT IT IS
An antioxidant-rich fruit used in Ayurvedic formulations.
WHAT IT DOES
Supports digestion and cellular health.+
Apple Cider Vinegar

Apple Cider Vinegar

WHAT IT IS
A fermented apple extract providing acetic acid.
WHAT IT DOES
Supports digestion and metabolic balance.+
Apple Juice Powder

Apple Juice Powder

WHAT IT IS
A natural fruit powder derived from concentrated apple juice.
WHAT IT DOES
Provides natural sweetness and supports overall nutrient intake.+
Artichoke Extract

Artichoke Extract

WHAT IT IS
A botanical extract standardized for liver-support compounds.
WHAT IT DOES
Supports bile flow and liver function.+
Astragalus

Astragalus

WHAT IT IS
A traditional herbal root used for vitality support.
WHAT IT DOES
A traditional herbal root used for vitality support.+
Bacopa Monnieri

Bacopa Monnieri

WHAT IT IS
A nootropic herb used to support memory and learning.
WHAT IT DOES
Supports focus and mental clarity.+
BCAA

BCAA

WHAT IT IS
Branched-chain amino acids essential for muscle metabolism.
WHAT IT DOES
Supports muscle recovery and exercise performance.+
Bee Bread Extract

Bee Bread Extract

WHAT IT IS
A fermented bee-derived superfood rich in enzymes and micronutrients.
WHAT IT DOES
Supports vitality, immunity, and nutrient absorption.+
Beet Root

Beet Root

WHAT IT IS
A nutrient-rich root vegetable high in natural nitrates and polyphenols.
WHAT IT DOES
Supports blood flow, endurance, and cardiovascular performance.+
Berberine

Berberine

WHAT IT IS
A plant-derived alkaloid used in metabolic formulas.
WHAT IT DOES
Supports glucose metabolism and gut health.+
Beta-Glucans

Beta-Glucans

WHAT IT IS
Naturally occurring polysaccharides found in mushrooms and fermented ingredients.
WHAT IT DOES
Supports immune system signaling and gut barrier function.+
BHB Salts

BHB Salts

WHAT IT IS
An exogenous ketone bound to minerals, used to elevate blood ketone levels.
WHAT IT DOES
Supports rapid energy production, mental clarity, and helps the body enter or maintain ketosis.+
Bifidobacterium lactis

Bifidobacterium lactis

WHAT IT IS
A beneficial probiotic strain primarily active in the large intestine.
WHAT IT DOES
Supports immune defense and overall digestive health.*+
Bilberry

Bilberry

WHAT IT IS
A dark berry rich in anthocyanins traditionally used for eye and vascular health.
WHAT IT DOES
Supports vision, antioxidant balance, and circulation.+
Organic Black Pepper (fruit)

Organic Black Pepper (fruit)

WHAT IT IS
Whole organic black pepper fruit traditionally used to support digestion.
WHAT IT DOES
Supports digestion and normal digestive function.+
Black Maca Root

Black Maca Root

WHAT IT IS
A rare variety of maca root traditionally grown in the Peruvian Andes, known for its adaptogenic and performance-supporting properties.
WHAT IT DOES
A rare variety of maca root traditionally grown in the Peruvian Andes, known for its adaptogenic and performance-supporting properties.+
Blueberry

Blueberry

WHAT IT IS
A polyphenol-rich berry known for its high antioxidant content, especially anthocyanins.
WHAT IT DOES
Supports cellular protection, brain health, and healthy aging through antioxidant activity+
Boron

Boron

WHAT IT IS
A trace mineral involved in hormone and bone metabolism.
WHAT IT DOES
Supports testosterone balance, bone health, and mineral utilization.+
Boswellia Serrata

Boswellia Serrata

WHAT IT IS
A resin extract from Boswellia serrata, standardized for boswellic acids.
WHAT IT DOES
Supports joint comfort and inflammatory balance.+
Bromelain

Bromelain

WHAT IT IS
Bromelain
WHAT IT DOES
Supports protein digestion and helps reduce digestive discomfort.+
Caffeine

Caffeine

WHAT IT IS
A naturally occurring stimulant found in plants like coffee and tea.
WHAT IT DOES
Supports alertness, energy levels, and mental focus.+
Carrot

Carrot

WHAT IT IS
A nutrient-dense root vegetable naturally rich in beta-carotene and carotenoids.
WHAT IT DOES
Supports antioxidant defense, skin health, and vision by contributing to vitamin A activity.+
Castor Oil

Castor Oil

WHAT IT IS
A plant-derived oil extracted from the seeds of the castor plant (Ricinus communis).
WHAT IT DOES
Supports skin and hair conditioning while helping to lock in moisture and protect the skin barrier.+
Chaga Mushroom (Mycelium)

Chaga Mushroom (Mycelium)

WHAT IT IS
A medicinal mushroom rich in polysaccharides and polyphenols.
WHAT IT DOES
Supports immune resilience and antioxidant defense.+
Chloride

Chloride

WHAT IT IS
An essential electrolyte commonly found alongside sodium in electrolyte formulas.
WHAT IT DOES
Supports fluid balance, acid-base regulation, and digestive function.+
Choline

Choline

WHAT IT IS
An essential nutrient involved in neurotransmitter and cell membrane synthesis.
WHAT IT DOES
Supports brain function, focus, and liver health.+
CLA (Conjugated Linoleic Acid)

CLA (Conjugated Linoleic Acid)

WHAT IT IS
A naturally occurring fatty acid found in certain plant and animal fats.
WHAT IT DOES
Supports fat metabolism and body composition.+
Cocoa

Cocoa

WHAT IT IS
A natural powder derived from cacao beans, rich in bioactive compounds and minerals.
WHAT IT DOES
Provides antioxidants and polyphenols that support cellular health, mood, and overall vitality.+
Coenzyme Q10

Coenzyme Q10

WHAT IT IS
A fat-soluble compound involved in mitochondrial energy production.
WHAT IT DOES
Supports cellular energy output and cardiovascular function.+
Collagen Peptides

Collagen Peptides

WHAT IT IS
Hydrolyzed collagen proteins derived from bovine sources.
WHAT IT DOES
Supports joint integrity, skin elasticity, and connective tissue.+
Cordyceps Mushroom

Cordyceps Mushroom

WHAT IT IS
A functional mushroom traditionally used to support endurance and vitality.
WHAT IT DOES
Supports energy production and physical performance.+
Curcumin

Curcumin

WHAT IT IS
The primary bioactive compound found in turmeric root.
WHAT IT DOES
Supports inflammatory balance and joint comfort.+
Dead Sea Mud

Dead Sea Mud

WHAT IT IS
Mineral-rich silt harvested from the Dead Sea, known for its unique composition of trace minerals.
WHAT IT DOES
Helps cleanse the skin, support detoxification, and promote a clearer, healthier complexion.+
Dead Sea Water

Dead Sea Water

WHAT IT IS
Naturally concentrated saltwater from the Dead Sea, rich in magnesium, potassium, and trace elements.
WHAT IT DOES
Supports skin hydration, mineral balance, and overall skin barrier function.+
Densidyl® Complex

Densidyl® Complex

WHAT IT IS
A patented botanical complex based on pea sprout extract and bioactive compounds.
WHAT IT DOES
Supports hair follicle vitality, reduces hair shedding, and promotes thicker-looking hair.+
DHA

DHA

WHAT IT IS
An omega-3 fatty acid essential for brain and cell membrane structure.
WHAT IT DOES
Supports cognitive function and long-term brain health.+
Digestive Enzymes

Digestive Enzymes

WHAT IT IS
A blend of enzymes that assist in breaking down food components.
WHAT IT DOES
Supports digestion and nutrient absorption.+
DMAE Bitartrate

DMAE Bitartrate

WHAT IT IS
A choline-related compound used in cognitive support formulas.
WHAT IT DOES
A choline-related compound used in cognitive support formulas.+
Dong Quai

Dong Quai

WHAT IT IS
A traditional herbal root used in female wellness formulas.
WHAT IT DOES
Supports hormonal balance and circulation.+
EPA

EPA

WHAT IT IS
An omega-3 fatty acid involved in inflammatory signaling.
WHAT IT DOES
Supports heart health and inflammatory balance.+
Fruiting Body

Fruiting Body

WHAT IT IS
The mature, above-ground part of the mushroom containing the highest concentration of active compounds.
WHAT IT DOES
Delivers concentrated bioactives linked to cognitive and immune support+
GABA

GABA

WHAT IT IS
Gamma-aminobutyric acid, a neurotransmitter involved in nervous system signaling.
WHAT IT DOES
Supports relaxation, calmness, and stress balance.+
Garcinia Cambogia

Garcinia Cambogia

WHAT IT IS
A tropical fruit extract standardized for hydroxycitric acid (HCA).
WHAT IT DOES
Supports appetite control and fat metabolism.+
GlucosaGreen®

GlucosaGreen®

WHAT IT IS
A plant-based form of glucosamine derived from non-animal sources.
WHAT IT DOES
Supports joint structure and mobility while contributing to cartilage maintenance.+
Glucosamine

Glucosamine

WHAT IT IS
A naturally occurring compound found in cartilage tissue.
WHAT IT DOES
Supports joint structure and mobility.+
Glycine

Glycine

WHAT IT IS
A naturally occurring amino acid found in collagen and connective tissue.
WHAT IT DOES
A naturally occurring amino acid found in collagen and connective tissue.+
Green Tea Extract

Green Tea Extract

WHAT IT IS
A concentrated extract from green tea leaves rich in catechins.
WHAT IT DOES
Supports metabolism, antioxidant defense, and energy levels.+
Hawthorn Berry

Hawthorn Berry

WHAT IT IS
A botanical berry traditionally used for cardiovascular support.
WHAT IT DOES
Supports heart health and circulation.+
Hibiscus Flower

Hibiscus Flower

WHAT IT IS
A flowering plant traditionally used in herbal teas and extracts.
WHAT IT DOES
Supports antioxidant activity and cardiovascular balance.+
Holy Basil

Holy Basil

WHAT IT IS
An adaptogenic herb traditionally used in Ayurvedic medicine.
WHAT IT DOES
Supports stress resilience and hormonal balance.+
Horny Goat Weed (Aerial Parts)

Horny Goat Weed (Aerial Parts)

WHAT IT IS
A traditional herbal extract from the aerial parts of Epimedium plants.
WHAT IT DOES
A traditional herbal extract from the aerial parts of Epimedium plants.+
Humic Acid

Humic Acid

WHAT IT IS
A naturally occurring organic compound derived from decomposed plant matter.
WHAT IT DOES
Supports detox pathways and gut-related mineral transport.+
Huperzine A

Huperzine A

WHAT IT IS
A bioactive compound extracted from Huperzia serrata.
WHAT IT DOES
Supports memory and cognitive performance by inhibiting acetylcholine+
Hyaluronic Acid

Hyaluronic Acid

WHAT IT IS
A naturally occurring compound found in connective tissue and joints.
WHAT IT DOES
Supports joint lubrication and tissue hydration.+
Immunoglobulin G (IgG)

Immunoglobulin G (IgG)

WHAT IT IS
A naturally occurring antibody found in colostrum that plays a key role in immune defense.
WHAT IT DOES
Helps bind pathogens and supports immune balance in the gut.+
Inulin

Inulin

WHAT IT IS
A soluble prebiotic fiber derived from plant roots.
WHAT IT DOES
Supports gut bacteria balance and digestive health.+
Japanese Knotweed Root

Japanese Knotweed Root

WHAT IT IS
A plant root naturally rich in trans-resveratrol and protective polyphenols.
WHAT IT DOES
Supports cellular longevity, antioxidant defense, and metabolic health.+
L-Carnitine

L-Carnitine

WHAT IT IS
A naturally occurring amino acid–like compound involved in cellular energy metabolism.
WHAT IT DOES
Transports fatty acids into mitochondria, supporting fat utilization, energy production, and physical performance.+
L-Theanine

L-Theanine

WHAT IT IS
An amino acid naturally found in green tea.
WHAT IT DOES
Supports calm focus and stress balance without sedation.+
L-Tyrosine

L-Tyrosine

WHAT IT IS
An amino acid used in neurotransmitter production.
WHAT IT DOES
Supports mental focus and performance under stress.+
Lactase

Lactase

WHAT IT IS
An enzyme that breaks down lactose found in dairy products.
WHAT IT DOES
Helps reduce bloating and discomfort associated with lactose digestion.+
Lactobacillus acidophilus

Lactobacillus acidophilus

WHAT IT IS
A well-studied probiotic strain naturally found in the human gut.
WHAT IT DOES
Supports gut balance, digestion, and immune function.+
Lactobacillus paracasei

Lactobacillus paracasei

WHAT IT IS
A clinically studied probiotic strain commonly found in fermented foods.
WHAT IT DOES
A clinically studied probiotic strain commonly found in fermented foods.+
Lactobacillus plantarum

Lactobacillus plantarum

WHAT IT IS
A resilient probiotic strain known for surviving harsh digestive conditions.
WHAT IT DOES
Supports gut barrier function and digestive comfort.+
Lactobacillus rhamnosus

Lactobacillus rhamnosus

WHAT IT IS
A resilient probiotic strain known for immune and gut-brain support.
WHAT IT DOES
Supports immune function and gut–brain balance.+
Lion’s Mane Mushroom (Fruiting Body & Mycelium)

Lion’s Mane Mushroom (Fruiting Body & Mycelium)

WHAT IT IS
A functional mushroom known for its unique neuro-supportive compounds.
WHAT IT DOES
Supports cognitive function, focus, and nerve health.+
Lutein

Lutein

WHAT IT IS
A naturally occurring carotenoid found in plants, especially leafy greens.
WHAT IT DOES
Supports eye health and protects cells from oxidative stress.+
Lycopene

Lycopene

WHAT IT IS
A carotenoid antioxidant naturally found in tomatoes.
WHAT IT DOES
Supports prostate health and cellular antioxidant protection.+
Maca Root

Maca Root

WHAT IT IS
A Peruvian root traditionally used for vitality and hormone support.
WHAT IT DOES
Supports energy, libido, and hormonal balance.+
Magnesium Glycinate

Magnesium Glycinate

WHAT IT IS
A highly bioavailable form of magnesium bound to the amino acid glycine.
WHAT IT DOES
Supports muscle relaxation, nervous system balance, and overall magnesium absorption.+
Makzyme-Pro™

Makzyme-Pro™

WHAT IT IS
A broad-spectrum digestive enzyme complex designed to support nutrient breakdown.
WHAT IT DOES
Helps improve digestion efficiency and nutrient absorption from food.+
MCT Powder

MCT Powder

WHAT IT IS
A powdered form of fast-absorbing fats derived from coconut or palm kernel oil.
WHAT IT DOES
A powdered form of fast-absorbing fats derived from coconut or palm kernel oil.+
Methylene Blue

Methylene Blue

WHAT IT IS
A bioactive compound used in low doses for cellular research and supplementation.
WHAT IT DOES
Supports mitochondrial function and cellular energy pathways.+
Milk Thistle

Milk Thistle

WHAT IT IS
A botanical extract traditionally used for liver support.
WHAT IT DOES
Supports liver detox pathways and antioxidant protection.+
Moringa Oleifera (Leaf)

Moringa Oleifera (Leaf)

WHAT IT IS
A nutrient-dense plant leaf traditionally used as a natural superfood.
WHAT IT DOES
Supports daily nutrition, antioxidant defense, and overall vitality.+
Moringa

Moringa

WHAT IT IS
A nutrient-dense leaf from Moringa oleifera.
WHAT IT DOES
Supports micronutrient intake and antioxidant balance.+
MSM

MSM

WHAT IT IS
Methylsulfonylmethane, a sulfur-containing compound found in connective tissue.
WHAT IT DOES
Supports joint comfort, mobility, and recovery.+
Mycelium

Mycelium

WHAT IT IS
The root-like structure of mushrooms rich in bioactive compounds.
WHAT IT DOES
Supports immune defense and resilience.+
NAD+

NAD+

WHAT IT IS
Nicotinamide adenine dinucleotide, a coenzyme involved in cellular energy metabolism.
WHAT IT DOES
Supports cellular repair, energy production, and longevity pathways.+
Nettle Extract

Nettle Extract

WHAT IT IS
A botanical extract traditionally used for prostate and hormone balance.
WHAT IT DOES
A botanical extract traditionally used for prostate and hormone balance.+
Niacinamide

Niacinamide

WHAT IT IS
A form of vitamin B3 involved in cellular energy metabolism.
WHAT IT DOES
Supports skin health, energy metabolism, and cellular repair.+
Nitric Oxide

Nitric Oxide

WHAT IT IS
A signaling molecule involved in vascular function and blood flow.
WHAT IT DOES
Supports circulation and exercise performance.+
Omega-3 Fatty Acids

Omega-3 Fatty Acids

WHAT IT IS
Essential fatty acids, primarily EPA and DHA, derived from fish oil.
WHAT IT DOES
Supports heart health, brain function, and inflammatory balance.+
Papain

Papain

WHAT IT IS
A digestive enzyme extracted from papaya fruit.
WHAT IT DOES
A digestive enzyme extracted from papaya fruit.+
Phosphatidylserine

Phosphatidylserine

WHAT IT IS
A phospholipid that is a key component of cell membranes in the brain.
WHAT IT DOES
Supports memory, focus, and cognitive performance.+
Pine Bark Extract

Pine Bark Extract

WHAT IT IS
A polyphenol-rich extract derived from pine bark.
WHAT IT DOES
Supports antioxidant defense and circulation.+
Polygonum Cuspidatum Root

Polygonum Cuspidatum Root

WHAT IT IS
The root of Japanese Knotweed, a plant traditionally used in Asian herbal medicine and a primary natural source of trans-resveratrol.
WHAT IT DOES
Supports cellular protection, antioxidant defense, and healthy inflammatory balance by delivering naturally occurring polyphenols.+
Polyphenols

Polyphenols

WHAT IT IS
Plant-based antioxidant compounds found in fruits and botanicals.
WHAT IT DOES
Supports cellular protection and oxidative balance.+
Standardized to 40% polysaccharides

Standardized to 40% polysaccharides

WHAT IT IS
Bioactive compounds naturally present in functional mushrooms.
WHAT IT DOES
Supports immune modulation, cellular resilience, and overall vitality.+
Potassium

Potassium

WHAT IT IS
A key intracellular electrolyte involved in muscle and cellular function.
WHAT IT DOES
Supports muscle contraction, fluid distribution, and electrolyte balance.+
Potassium Sorbate

Potassium Sorbate

WHAT IT IS
A food-grade preservative derived from sorbic acid.
WHAT IT DOES
A food-grade preservative derived from sorbic acid.+
Proline & Hydroxyproline

Proline & Hydroxyproline

WHAT IT IS
Collagen-specific amino acids essential for connective tissue structure.
WHAT IT DOES
Supports collagen formation, skin elasticity, and joint integrity.+
Protease / Lipase

Protease / Lipase

WHAT IT IS
A combination of enzymes that digest proteins and fats.
WHAT IT DOES
Supports efficient breakdown of meals and overall digestive balance.+
Pumpkin Seed Extract

Pumpkin Seed Extract

WHAT IT IS
A plant extract derived from pumpkin seeds, rich in phytonutrients.
WHAT IT DOES
Supports prostate health and urinary function.+
Purified Water

Purified Water

WHAT IT IS
Water that has been filtered and purified to remove impurities and contaminants.
WHAT IT DOES
Acts as a clean, neutral carrier to ensure ingredient stability and consistency.+
Pygeum africanum Extract

Pygeum africanum Extract

WHAT IT IS
A bark extract traditionally used for prostate and urinary health support.
WHAT IT DOES
Supports normal urinary flow and prostate comfort.+
Quercetin

Quercetin

WHAT IT IS
A flavonoid antioxidant found in many fruits and plants.
WHAT IT DOES
Supports immune balance and cellular antioxidant defense.+
Raspberry Ketone

Raspberry Ketone

WHAT IT IS
A natural aromatic compound found in raspberries, commonly used in metabolic formulas.
WHAT IT DOES
Supports fat metabolism and energy utilization.+
Red Maca Root

Red Maca Root

WHAT IT IS
A naturally occurring maca variety traditionally used for hormonal balance and reproductive health.
WHAT IT DOES
Supports hormonal equilibrium, mood stability, and overall endocrine function+
Reishi Mushroom

Reishi Mushroom

WHAT IT IS
A functional mushroom traditionally used for immune and stress support.
WHAT IT DOES
Supports immune resilience and stress adaptation.+
Resveratrol

Resveratrol

WHAT IT IS
A polyphenol compound derived from plants such as Japanese knotweed.
WHAT IT DOES
Supports cellular longevity and antioxidant protection.+
Rosemary Extract

Rosemary Extract

WHAT IT IS
A botanical extract derived from rosemary leaves.
WHAT IT DOES
Supports circulation and scalp health.+
Selenium

Selenium

WHAT IT IS
An essential trace mineral involved in antioxidant enzyme systems
WHAT IT DOES
Supports immune function and thyroid health.+
Shiitake Mushroom

Shiitake Mushroom

WHAT IT IS
A functional mushroom traditionally used for immune support.
WHAT IT DOES
Supports immune function and metabolic health.+
Shilajit

Shilajit

WHAT IT IS
A mineral-rich bioactive compound formed from decomposed plant matter.
WHAT IT DOES
Supports energy production and overall vitality.+
Sodium

Sodium

WHAT IT IS
An essential electrolyte and primary regulator of fluid balance in the body.
WHAT IT DOES
Supports hydration, nerve signaling, and physical performance.+
Spirulina

Spirulina

WHAT IT IS
A nutrient-dense blue-green algae rich in protein and micronutrients.
WHAT IT DOES
Supports antioxidant balance and overall vitality.+
Standardized Polysaccharides (40%)

Standardized Polysaccharides (40%)

WHAT IT IS
A concentrated mushroom-derived compound standardized to 40% polysaccharides for consistent potency.
WHAT IT DOES
Supports immune function, cellular resilience, and overall vitality.+
Stevia Leaf Extract

Stevia Leaf Extract

WHAT IT IS
A plant-based sweetener extracted from stevia leaves.
WHAT IT DOES
Adds sweetness without impacting blood sugar levels.+
Tribulus Terrestris

Tribulus Terrestris

WHAT IT IS
A botanical extract commonly used in hormone support blends.
WHAT IT DOES
Supports libido and overall vitality.+
Triphala

Triphala

WHAT IT IS
A classic Ayurvedic blend of three fruits used for digestive health.
WHAT IT DOES
Supports digestion, detoxification, and gut balance.+
Turkey Tail Mushroom

Turkey Tail Mushroom

WHAT IT IS
A functional mushroom rich in polysaccharides.
WHAT IT DOES
Supports immune system balance and resilience.+
Ubiquinone (CoQ10)

Ubiquinone (CoQ10)

WHAT IT IS
A naturally occurring coenzyme involved in cellular energy production.
WHAT IT DOES
Supports mitochondrial energy and heart health.+
Vitamin K2

Vitamin K2

WHAT IT IS
A fat-soluble vitamin that directs calcium in the body.
WHAT IT DOES
Supports healthy bones and cardiovascular function.+
White Willow Bark

White Willow Bark

WHAT IT IS
A botanical bark extract containing natural salicylates.
WHAT IT DOES
Supports joint comfort and physical recovery.+
Yellow Maca Root

Yellow Maca Root

WHAT IT IS
The most common and well-studied form of maca root, traditionally used as a daily adaptogen.
WHAT IT DOES
Supports energy levels, endurance, and general vitality without overstimulation.+