{"id":19156,"date":"2026-06-17T17:53:54","date_gmt":"2026-06-17T10:53:54","guid":{"rendered":"https:\/\/www.tibdglobal.com\/product\/snack-stability\/"},"modified":"2026-10-01T15:25:01","modified_gmt":"2026-10-01T08:25:01","slug":"snack-stability","status":"publish","type":"product","link":"https:\/\/www.tibdglobal.com\/en\/product\/snack-stability\/","title":{"rendered":"Snack and Dried Fruit Stability Testing Service"},"content":{"rendered":"
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Snacks and Dried Fruits are a rapidly growing segment of the Healthy Snack and Functional Food market in Thailand and ASEAN. Products in this category include Crispy Snack from vegetables and fruits produced by Vacuum Frying or Air Frying, Trail Mix, Energy Bars, Protein Bars, Granola Bars, Fruit Snacks for children, and Functional Snacks with protein, fiber, or probiotic claims. Brand Owners, OEM manufacturers, and producers launching new Functional Snack products must complete stability testing before Thai FDA registration under the Food Act B.E. 2522 and before entering commercial distribution.<\/p>\r\n

The specific challenges of Snacks and Dried Fruits stored in the hot and humid environment of ASEAN Zone IVb include moisture absorption causing loss of crispness, lipid oxidation in fried or oil-containing snacks generating rancidity, degradation of heat-sensitive nutrients such as Vitamin C and Polyphenols, microbial growth particularly mold when Water Activity rises above safe limits, and color change from Maillard reaction or pigment degradation.<\/p>\r\n

TIBD’s service is designed specifically for Snacks and Dried Fruits, covering Moisture Content by Loss on Drying and Karl Fischer Titration, Water Activity (aw), Texture analysis including Hardness, Crispness, and Fracturability by Texture Analyzer, Peroxide Value by AOCS Cd 8b-90 for lipid-containing snacks, Free Fatty Acid, Color by CIE La<\/em>b* Colorimeter, Vitamin and Active Compound Assay by HPLC, Microbiology per Ministry of Public Health Notification No. 364, Aflatoxin, and Sensory Evaluation by Trained Sensory Panel, under ASEAN Zone IVb conditions per ICH Q1A(R2), in partnership with VISBIO as an Independent Quality Assurance Verifier (IQAV) using Validated Methods per ICH Q2(R1).<\/p>\r\n[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column]\n\t\t

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<\/span>Snack and Dried Fruit Product Types in the Thai and ASEAN Market<\/span><\/h4>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t<\/div>\n\t\t\n\t\t[vc_column_text css=”” woodmart_inline=”no” text_larger=”no”]\r\n

Six product types cover the main Snack and Dried Fruit formats in the Thai and ASEAN functional food market.<\/p>\r\n\r\n

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  • Crispy Snack from Vegetables produced by Vacuum Frying or Air Frying includes Sweet Potato Chips, Pumpkin Chips, Crispy Ginger, and Crispy Pandan Leaf. Vacuum Frying at lower temperatures and reduced pressure preserves more nutritional value than conventional oil frying and produces lower oil content, supporting Healthy Snack claims. Air Frying eliminates added oil entirely for calorie-reduced positioning.<\/li>\r\n \t
  • Crispy Snack from Fruits includes Crispy Durian, Crispy Jackfruit, Crispy Mango, Crispy Pineapple, and Crispy Longan. These products are strong performers in Asian export markets, particularly in China, Japan, and South Korea, where Thai tropical fruit snacks have established consumer acceptance. Crispy Fruit products require careful control of Water Activity and packaging oxygen barrier performance to prevent re-absorption of moisture and loss of crispness during extended shelf life.<\/li>\r\n \t
  • Healthy Bars including Energy Bars, Protein Bars, and Granola Bars contain protein, vitamins, or functional actives as labeled nutrients and are positioned for health-conscious consumers. These products have higher Moisture Content than crispy snacks (10 to 15%) and require monitoring of Water Activity, microbial stability, and nutrient content throughout the shelf life to support the nutritional claims declared on the label.<\/li>\r\n \t
  • Trail Mix and Mixed Nut products combine dried fruits, nuts, and seeds in Premium Healthy Snack formats. These products present the combined stability challenges of both the nut (lipid oxidation) and dried fruit (moisture, Aflatoxin) components and require comprehensive testing protocols covering both categories simultaneously.<\/li>\r\n \t
  • Fruit Snacks for Children including Fruit Strips and Fruit Leather produced from pureed, concentrated fruit pulp are targeted at the pediatric consumer segment. These products require particular attention to microbial stability, Aflatoxin limits, and the preservation of natural Vitamin C content throughout the declared shelf life.<\/li>\r\n \t
  • Functional Snacks making specific health claims including High Protein, High Fiber, Probiotic, and Low Sugar formats are the fastest-growing segment. Stability testing for Functional Snacks must cover all parameters relevant to the specific claims: Protein Content by Kjeldahl or Dumas Method, Dietary Fiber by Enzymatic-Gravimetric Method per AOAC 985.29, Probiotic Viability (CFU\/g) throughout the shelf life, and Net Carbohydrate calculation for Keto-positioned products.<\/li>\r\n<\/ul>\r\n[\/vc_column_text][vc_single_image image=”19025″ img_size=”full” alignment=”center” css=”” parallax_scroll=”no” woodmart_inline=”no”][\/vc_column][\/vc_row][vc_row][vc_column]\n\t\t
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    <\/span>Specific Stability Challenges of Snacks and Dried Fruits in Tropical Climates<\/span><\/h4>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t<\/div>\n\t\t\n\t\t[vc_column_text css=”” woodmart_inline=”no” text_larger=”no”]\r\n

    Six stability challenges specific to Snacks and Dried Fruits must be addressed in a stability protocol designed for ASEAN Zone IVb conditions.<\/p>\r\n\r\n

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    1. The first challenge is moisture migration and loss of crispness. Products with low initial Water Activity absorb moisture from the humid ASEAN Zone IVb environment, increasing Water Activity above the critical threshold and causing the product to lose its crisp texture. Measuring the Critical Moisture Content and Critical Relative Humidity (CRH) of the specific product matrix is essential for designing the packaging specification and storage condition label. The CRH is determined from the DVS Sorption Isotherm.<\/li>\r\n \t
    2. The second challenge is loss of crispness detected by Texture Analyzer. The decrease in Hardness and Fracturability measured by the Texture Analyzer correlates with consumer perception of textural degradation, which directly affects repurchase decision. A reduction in Hardness exceeding 20% from the T0 value is considered a significant change.<\/li>\r\n \t
    3. The third challenge is lipid oxidation in fried snacks, nut-containing products, and Trail Mix. Vacuum Frying and Air Frying Crispy Snacks and nut components of Trail Mix are susceptible to lipid oxidation during storage, producing Hydroperoxides (measured as Peroxide Value) as primary products, then Aldehydes and Ketones as secondary products responsible for rancid aroma. Peroxide Value is measured per AOCS Cd 8b-90; the acceptance criterion is typically Not More Than 10 to 20 mEq\/kg depending on the product type.<\/li>\r\n \t
    4. The fourth challenge is nutrient degradation. Vitamin C (Ascorbic Acid) in fruit snacks degrades rapidly under tropical ambient temperature conditions, losing its antioxidant activity and diminishing the nutritional value claim on the label. Polyphenols and Anthocyanins in dark-colored fruit snacks such as Blueberry, Acai, and Roselle degrade under heat and light exposure. Nutrient content must be maintained at Not Less Than 80% of the labeled value throughout the declared shelf life per Thai FDA requirements.<\/li>\r\n \t
    5. The fifth challenge is microbial growth, particularly mold, when Water Activity rises above 0.65 during storage. Certain mold species such as Aspergillus flavus can produce Aflatoxins in nut and dried fruit products. Aflatoxin monitoring is mandatory for all products containing groundnuts, tree nuts, and susceptible dried fruits.<\/li>\r\n \t
    6. The sixth challenge is color change from Maillard reaction between reducing sugars and amino acids in the product matrix, and from degradation of Carotenoid pigments in fruit-based products under heat and light exposure. Color is assessed quantitatively by CIE La<\/em>b* Colorimetry. A color difference (Delta E) of more than 3 units from T0 is considered a visually significant change.<\/li>\r\n<\/ol>\r\n[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column]\n\t\t
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      <\/span>Testing Parameters: Moisture, Water Activity, Texture, Peroxide Value<\/span><\/h4>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t<\/div>\n\t\t\n\t\t[vc_column_text css=”” woodmart_inline=”no” text_larger=”no”]\r\n

      TIBD’s stability testing protocol for Snacks and Dried Fruits covers the full set of physical, chemical, and sensory parameters.<\/p>\r\n\r\n