

FAQ (Frequently Asked Questions)
1. What is Magnesium Sulfate?
Magnesium Sulfate, commonly known as Epsom salt, is an inorganic salt compound widely used in personal care and cosmetic formulations. It is known for its exfoliating, soothing, and anti-inflammatory properties, making it a popular ingredient in bath and body care products.
2. What is the CAS number and INCI name of Magnesium Sulfate?
CAS Number: 7487-88-9
INCI Name: Magnesium Sulfate
3. What are the benefits of Magnesium Sulfate in personal care products?
Magnesium Sulfate offers multiple skincare and haircare benefits:
Muscle Relaxation: Soothes sore muscles when used in bath salts.
Exfoliation: Gently removes dead skin cells.
Oil Absorption: Helps control excess sebum, making it ideal for oily skin and scalp.
Anti-Inflammatory Effects: Reduces redness and irritation in skincare products.
Hair Volumizing: Used in hair styling products for added texture and volume.
4. How does Magnesium Sulfate work in cosmetic formulations?
Magnesium Sulfate functions as an exfoliant, thickener, and bulking agent. It dissolves easily in water, making it effective in bath soaks, scrubs, and skincare treatments for softening the skin and relieving tension.
5. Is Magnesium Sulfate suitable for all skin types?
Yes, Magnesium Sulfate is gentle and safe for most skin types, including:
Oily & acne-prone skin (absorbs excess oil and reduces breakouts).
Sensitive & irritated skin (calms inflammation and soothes discomfort).
Dry skin (used in bath products to hydrate and soften skin).
6. What types of personal care products contain Magnesium Sulfate?
Magnesium Sulfate is found in:
Bath salts & soaks
Body scrubs & exfoliants
Face masks & acne treatments
Shampoos & hair styling sprays
Muscle-relief lotions & creams
7. Can Magnesium Sulfate be combined with other ingredients?
Yes, Magnesium Sulfate works well with:
Essential oils for enhanced relaxation in bath products.
Clay & charcoal for deep cleansing masks.
Humectants like glycerin to maintain skin hydration.
Salicylic acid & AHAs for acne and exfoliating treatments.
8. Does Magnesium Sulfate cause any side effects?
Magnesium Sulfate is generally safe, but potential side effects include:
Mild dryness if used excessively on the skin.
Skin irritation in very sensitive individuals.
Increased absorption risks when used in very high concentrations in open wounds.
9. What is the recommended concentration of Magnesium Sulfate in personal care formulations?
5% to 10% in exfoliating scrubs and face masks.
10% to 20% in bath salts and soaks.
Up to 5% in hair styling sprays and volumizing products.
10. Is Magnesium Sulfate natural or synthetic?
Magnesium Sulfate occurs naturally as a mineral but is also synthetically processed for purity and consistency in cosmetic formulations.
11. Where can I purchase high-quality Magnesium Sulfate for formulation purposes?
Magnesium Sulfate is available from cosmetic raw material suppliers, pharmaceutical distributors, and specialty chemical manufacturers. Look for cosmetic or pharmaceutical-grade Magnesium Sulfate for safe and effective use.