FDA Regulations
In US, true soap (made from fats/oils and alkali with primary purpose of cleansing) is not regulated by FDA. Making claims about treating conditions, or adding drugs, makes your product subject to FDA oversight. Avoid drug claims. Applies to both Cold Process and MP.
Other Terms
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Humidity Control Packets
Moisture-absorbing inserts used during storage.
Humidity Gauge
Device used to monitor environmental moisture levels.
Hurricane Candles
Candles designed with a protective outer shell or holder that shields the flame from drafts while enhancing visual impact.
Hyaluronic Acid (Body)
A water-attracting molecule used to plump and hydrate body skin.
Hyaluronic Acid (HA)
A moisture-attracting molecule that draws and holds water in the skin.
Hyaluronic Acid (Hair)
A water-binding ingredient that boosts hydration and can improve scalp comfort and slip.
Hyaluronic Acid Serum
A water-binding formula designed to deeply hydrate and plump the skin.
Hydrating Mask
A moisture-focused treatment that replenishes dry or tight skin.
Hydrating Serum
A lightweight formula focused on boosting moisture levels.
Hydrating Toner
A toner focused on replenishing moisture and soothing skin.
Hydrolyzed Collagen
A film-forming ingredient that can add softness, bounce, and a fuller feel.
Hydrolyzed Keratin
A protein-derived ingredient that helps reinforce weak areas and improve manageability.
Hydrolyzed Protein
Proteins broken into smaller pieces so they can deposit more easily on the strand.
Hydrolyzed Silk Protein
A smoothing, shine-boosting ingredient that can improve softness and slip.
Hydrolyzed Wheat Protein
A lightweight strengthening ingredient that helps improve feel, body, and resilience.
Hydroquinone
A potent pigment inhibitor used under professional guidance.
Hygiene Practices
Clean handling practices that reduce contamination risk.
Hygral Fatigue
Repeated swelling and shrinking from water exposure that stresses and weakens the cuticle.
Hyperpigmentation
Darkened areas of skin caused by excess pigment production.
IFRA (International Fragrance Association)
IFRA sets safety standards for fragrance ingredients to ensure they’re used at safe, regulated levels in cosmetic and personal-care products.
IFRA Compliance (Bath Products)
Adherence to international safety standards for fragrance use in personal care.
INCI Names (Body Care)
Standardized ingredient naming used on labels.
INCI Names (Hair Care)
The standardized international ingredient naming system used on cosmetic labels.
INCI Names (Maker)
The standardized international ingredient naming system used on cosmetic labels.
IPL (Intense Pulsed Light)
Light-based treatments used to address pigmentation and redness.