DIY Slime Ingredients: Complete Guide

Basic Slime Formula:

• PVA Glue (polyvinyl acetate): Base polymer (e.g., Elmer's white or clear).
• Activator (cross-linker): Creates bonds between PVA chains.
  • Borax solution (sodium tetraborate) – traditional
  • Contact lens solution (boric acid + sodium borate) + baking soda – popular, less irritating
  • Liquid starch (contains borate)
• Water: Adjusts consistency.

Common Additives

• Color: Food coloring, acrylic paint, pigment powder.
• Texture/Effect: Shaving cream (fluffy), foam beads (floam), clay (butter), glitter, sequins, instant snow, thermochromic pigment.
• Scent: Essential oils, fragrance oils (skin-safe).
• Softness: Lotion, baby oil, glycerin.

Variations

• Clear slime: Clear PVA glue + borate activator; avoid shaving cream.
• Fluffy slime: Glue + shaving cream + activator.
• Cloud slime: Slime + instant snow.
• Magnetic slime: Iron oxide powder + neodymium magnet.

Safety

• Borax: skin/eye irritant; do not ingest; supervise children; wash hands after.
• Use diluted solutions (1 tsp borax/cup water).
• Alternatives: saline + baking soda, cornstarch slime (no borax).