Personal Care
Ingredient guides
Ingredient Library
Clear, evidence-based guides to the ingredients inside Monthlees formulas — what they are, why the form matters, how we use them, and what the research actually says.
- Evidence-based
- Form-specific
- No disease-treatment claims
- Transparent formulas
Explore by categoryMinerals & ElectrolytesVitaminsAmino AcidsProtein & PeptidesCreatine & PerformanceHydrationEnergy & MitochondriaAntioxidants & PolyphenolsAdaptogens & BotanicalsMushroomsGut & MicrobiomeDigestive SupportMetabolic SupportSleep, Stress & CalmHeart & CirculationImmune SupportSkin, Hair & BeautyMen's HealthWomen's HealthDetox & Liver Support
We're expanding this library across the full Monthlees catalog. The first guides are live below.
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Alpha-GPC
Alpha-GPC is a choline-containing compound the body uses to make acetylcholine. How it works, how the form compares, and how...
2 citations
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Apple Cider Vinegar
Apple cider vinegar is fermented apple juice, and acetic acid is its defining component. What the format changes, what the...
2 citations
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Ashwagandha
Ashwagandha extracts are compared by their standardized withanolide percentage. Why that number matters, how it's studied around everyday stress, and...
2 citations
More in Ingredients
Bacopa
Bacopa monnieri is an Ayurvedic herb studied over weeks of daily use, not single doses. What the research...
2 citations
BCAAs
BCAAs are three essential amino acids used around training. What leucine does, why total protein matters more, and...
2 citations
Bee Bread
Bee bread is fermented bee pollen — a whole-food hive product rich in plant compounds. What it is,...
2 citations
Bee Pearl
Bee Pearl is fermented bee pollen, taken as a whole food rather than a standardized dose. What it...
2 citations
Beetroot
Beetroot is rich in dietary nitrate, which feeds the nitric-oxide pathway involved in exercise. Why the dose matters,...
2 citations
Biotin
Biotin (B7) supports normal macronutrient metabolism and maintenance of normal hair and skin — with realistic expectations for...
2 citations
Boron
Boron is a trace mineral the body uses in small amounts, with a role in normal bone. Why...
2 citations
Boswellia
Boswellia is a tree resin used for joint support, and its boswellic acid content is what counts. Why...
2 citations
Bovine Colostrum
Bovine colostrum is the first milk after birth, rich in proteins like IgG. Why IgG standardization makes products...
2 citations
Caffeine
Caffeine supports alertness and focus, but the amount and your own sensitivity decide the experience. How it works,...
2 citations
Calcium
Calcium builds bones and teeth and acts as an electrolyte your muscles and nerves use. How it works,...
2 citations
Chaga
Chaga is a mushroom extract valued for its polysaccharides, including beta-glucans. Why the extract source matters, what's in...
2 citations
Collagen Peptides
What hydrolyzed collagen peptides are, why the hydrolyzed form mixes and digests easily, where the skin research stands,...
2 citations
CoQ10
CoQ10 helps cells produce energy and acts as an antioxidant. Ubiquinone vs ubiquinol, why to take it with...
2 citations
Cordyceps
Cordyceps is the mushroom people reach for around workouts. Why species matters, what's in it, how it's studied...
2 citations
Creatine Monohydrate
Creatine monohydrate is the form behind most of the research and the best value per gram. How it...
2 citations
Digestive Enzymes
Digestive enzymes are grouped by the nutrient they break down — carbs, protein, fat. Why a blend's mix...
2 citations
Ferulic Acid
Ferulic acid is a plant antioxidant best known for stabilizing vitamin C and E serums and helping defend...
2 citations
Folate
Folate, folic acid, and methylfolate (5-MTHF) are related forms of the same B vitamin. What they have in...
2 citations
GABA
GABA is the main inhibitory neurotransmitter in the brain. What it is, what the supplement evidence does and...
2 citations
Ginkgo Biloba
Ginkgo biloba is a standardized leaf extract of flavonol glycosides and terpene lactones. Why standardization matters, and how...
2 citations
Ginseng
True ginseng is Panax, and its active compounds are ginsenosides. Why the species matters, how it's studied around...
2 citations
Glucosamine
Glucosamine is a building block of cartilage, taken daily for joint support. Sulfate vs HCl, why consistency matters,...
2 citations
Hyaluronic Acid
Hyaluronic acid is a water-binding humectant. Why molecular weight matters, how it supports the look of hydrated, plumper...
2 citations
Inositol
Inositol is a naturally occurring sugar-like compound your body makes and gets from food. What it is, the...
2 citations
Inulin
Inulin is a prebiotic fiber — food for your gut bacteria, not a bacteria itself. How it ferments,...
2 citations
Iron
Iron is the mineral your body uses to make hemoglobin and carry oxygen. Why the form and timing...
2 citations
Hydrolyzed Keratin
Hydrolyzed keratin is a conditioning protein that coats the hair fiber for smoother feel, easier styling, and the...
2 citations
L-Arginine
L-arginine is an amino acid the body uses to make nitric oxide, tied to blood flow during exercise....
2 citations
L-Citrulline
L-citrulline raises arginine to feed the nitric-oxide pathway more efficiently than arginine itself. Its role in delaying fatigue,...
2 citations
L-Glutamine
L-glutamine is the most abundant amino acid in the body and a primary fuel for intestinal cells. What...
2 citations
L-Theanine
L-theanine is the amino acid in tea linked to calm, focused alertness. What it is, why it pairs...
2 citations
Lion's Mane
Lion's Mane carries its signature compounds in different parts of the mushroom. Why fruiting body vs mycelium is...
2 citations
Maca
Not all maca is the same — color (yellow, red, black) and gelatinized vs raw both matter. What...
2 citations
Magnesium Glycinate
Magnesium glycinate is magnesium bound to glycine — the form chosen for being easy to take every day....
2 citations
MCT
MCTs are medium-chain fats the body absorbs and uses quickly for energy. What C8 and C10 mean, and...
2 citations
Milk Thistle
Milk thistle's active fraction is silymarin, a group of plant antioxidants from the seeds. Why standardization to silymarin...
2 citations
Moringa Oleifera
Moringa oleifera is a nutrient-dense leaf naturally rich in vitamins, minerals, and plant antioxidants — used as a...
2 citations
MSM
MSM is a sulfur compound used in joint and recovery formulas. What sulfur does, why purity and dose...
2 citations
Niacinamide
Niacinamide (vitamin B3) is a gentle, well-tolerated skincare active. What a 5% concentration means, how it supports the...
2 citations
Panthenol (Pro-Vitamin B5)
Panthenol (pro-vitamin B5) is a humectant that draws in and holds moisture, leaving hair and skin softer, smoother,...
2 citations
Phosphatidylserine
Phosphatidylserine is a phospholipid that's part of nerve-cell membranes. What it is, the structural role it plays, and...
2 citations
Probiotics
A probiotic is defined by its strains and the count delivered (CFU). Why those two numbers — not...
2 citations
Propolis
Propolis is the resin bees gather to seal the hive — a flavonoid-rich mix whose make-up varies by...
2 citations
Psyllium Husk
Psyllium husk is a soluble fiber that forms a gel with water, which is why it supports normal...
2 citations
